Mastery Guide: Setting Up Your CH-899 Chouchin Radio Controlled Clock
So, you’ve got a CH-899 Chouchin Radio Controlled Clock. Whether it's for a classroom, office, or your living room, these clocks are prized for their precision—synchronizing with atomic time signals to stay accurate down to the second. However, if the hands are spinning aimlessly or stuck at 12:00, you might need a quick refresher on how to handle it.
Here is the "no-fluff" guide to getting your CH-899 up and running perfectly. 1. The Quick Start (Automatic Setup)
The CH-899 is designed to do the hard work for you. For the smoothest setup, follow these steps in order:
Select Your Time Zone: Before putting in the battery, look at the back for the Time Zone switch. Slide it to your local zone: P (Pacific), M (Mountain), C (Central), or E (Eastern).
Check DST: Ensure the Daylight Savings Time (DST) switch is set to "On" if you want the clock to adjust itself twice a year.
Insert Battery: Pop in one fresh 1.5V AA Alkaline battery. Pay close attention to the +/- polarity.
The Wait: Once the battery is in, the hands will usually spin quickly to the 12:00 position and stop. This is normal! The clock is now "listening" for the radio signal. It can take anywhere from 3 minutes to a few hours (sometimes overnight) to catch the signal and jump to the correct time. 2. How to Set it Manually
If you are in a "dead zone" (like a basement or a building with thick masonry) and can't get a signal, you can set the time yourself:
Enter Manual Mode: Press and hold the [M. SET] button for about 3 seconds.
Adjust the Hands: Keep holding the button down to make the hands move rapidly. Once they get close to your desired time, release and then use single presses to advance the minute hand one minute at a time.
Lock it In: Stop pressing any buttons for about 7–10 seconds. The clock will exit manual mode and start ticking normally. 3. Troubleshooting Common Issues
Hands Stuck at 12:00: The clock is trying to receive a signal. Try moving it closer to a west-facing window (facing Fort Collins, CO) and leave it overnight.
Force a Signal Search: If the time is wrong and you want it to try syncing again right now, press and hold the [REC] or [WAVE] button for 3 seconds. The hands will return to 12:00 and begin a fresh search.
The "Hard Reset": If the clock is acting truly erratic, remove the battery, wait a full minute, and re-insert it. For a deeper reset, some CH-899 movements have two small pins in the upper-left corner of the back that can be "short-circuited" briefly with a paperclip to clear the memory. Pro Tip: Signal Strength
Radio signals (WWVB) are strongest at night because there is less atmospheric interference. If your clock hasn't set itself by lunchtime, just leave it by a window and check it the next morning!
Review: CH-899 Chouchin Radio Controlled Clock Instructions
Product Overview
The CH-899 Chouchin Radio Controlled Clock is a modern, sleek clock that automatically synchronizes with atomic time signals to ensure accurate timekeeping. This review focuses on the instructions provided for setting up and operating the CH-899 clock.
Instruction Quality: 8/10
The instructions for the CH-899 Chouchin Radio Controlled Clock are generally clear and concise. The manual is divided into sections, making it easy to navigate and find specific information. The language is straightforward, and technical terms are explained.
Step-by-Step Setup: A Guided Tour
Key Features and Settings
Challenges and Limitations
Customer Support
Chouchin's customer support is available to assist with any questions or concerns. The company provides a contact email and phone number, which is reassuring for users who may need help.
Conclusion
The CH-899 Chouchin Radio Controlled Clock instructions are clear, concise, and easy to follow. While some users may find the setup process a bit complex, the manual provides a comprehensive guide to getting started with the clock. The inclusion of key features, such as the alarm function and time zone adjustment, makes the clock a valuable addition to any room.
Rating: 4.5/5
Recommendations
Comparison to Similar Products
The CH-899 Chouchin Radio Controlled Clock instructions compare favorably to similar products on the market. The manual is comprehensive and easy to follow, making it a standout among similar clocks.
By providing a detailed review of the CH-899 Chouchin Radio Controlled Clock instructions, users can make informed decisions about purchasing this product. The clock's ease of use, key features, and customer support make it a valuable addition to any room.
Chouchin CH-899 is a precision radio-controlled (RC) clock movement designed to synchronize with atomic time signals like MSF (UK), WWVB (USA), or DCF (Germany). Whether you're setting up a new wall clock or troubleshooting one that's stuck, here is the ultimate guide to mastering the CH-899 movement. TLC Electrical Supplies Getting Started: The First Setup
The CH-899 is designed to be "set and forget." For the best results, start the setup in the evening when radio signals are typically stronger. TLC Electrical Supplies Configure Switches : Before inserting the battery, set the (P, M, C, E) and (on/off) switches to your local requirements. Insert Battery : Use a single, fresh 1.5V AA alkaline battery. The "Home" Position : Once powered, the hands will quickly advance and stop at Signal Search
: The clock will stay still at 12:00 while it searches for a signal. This can take anywhere from 3 to 12 minutes
. If successful, the hands will automatically move to the correct time. sharpclocks.com Manual Time Setting
If you are in a "dead zone" or need to override the atomic signal, follow these steps: Enter Manual Mode : Press and hold the button for about 3 seconds until the second hand stops. Adjust Time button repeatedly to advance by 1 minute at a time. Hold the button down for quick advance Save and Exit
: Release the button and wait about 7–8 seconds. The clock will exit manual mode and begin running from your set time. sharpclocks.com Force Signal Reception (REC)
If the clock is showing the wrong time, you can force it to search for a new signal immediately: Press and hold the button for 3 seconds. The hands will return to and begin a new search.
If no signal is found after 10–12 minutes, the clock will revert to its previous (likely incorrect) time. Clas Ohlson MSF Radio Controlled Wall Clock - TLC Electrical Supplies
Last Updated: October 2025
If you’ve recently purchased a Chouchin CH-899 radio controlled clock, you’ve invested in one of the most reliable, self-setting timepieces on the market. The "RC" in its name stands for Radio Controlled, meaning it synchronizes automatically with a government time signal (such as WWVB in the US, MSF in the UK, or DCF77 in Europe). However, setting up your CH-899 for the first time—or troubleshooting when it goes wrong—can sometimes be confusing without the right instructions.
This article provides a complete, step-by-step walkthrough of the CH-899 Chouchin radio controlled clock instructions, covering initial setup, manual override, time zone settings, DST (Daylight Saving Time) handling, and common troubleshooting.
Q: Does the CH-899 work worldwide? A: No. It is tuned to a specific frequency (60 kHz for US, 77.5 kHz for EU). Using a US model in Japan will not sync.
Q: Can I disable the radio feature? A: Yes. Remove batteries, wait 30 seconds, reinsert, and press the MANUAL button before the first auto-sync attempt. This puts the clock in free-run mode.
Q: Why does my clock show 12:00 after battery change? A: It’s searching for the signal. Give it up to 24 hours in a good location.
Q: Where is the RESET button? A: On the back – a small hole labeled “RESET”. Use a paperclip to press it for 5 seconds.
The Chouchin CH-899 is a precision radio-controlled (RC) clock movement designed to synchronize with atomic time signals (such as MSF in the UK, DCF77 in Europe, or WWVB in North America) for near-perfect accuracy. Key Setup Instructions
Preparation: Before inserting the battery, ensure any shipping pins holding the hands in place are removed.
Battery Insertion: Insert a fresh 1.5V AA alkaline battery, ensuring correct polarity ( −negative Automatic Synchronization:
Once the battery is in, the hands will spin quickly and stop at the 12:00 position.
The clock will then enter "Signal Receiving Mode," which can take between 3 and 15 minutes. ch-899 chouchin radio controlled clock instructions
Once a signal is found, the hands will automatically move to the correct local time. Manual Controls & Troubleshooting
If the clock does not set automatically, use the buttons on the back of the movement:
Manual Setting ([M.SET]): Press and hold for 3 seconds to enter manual mode. Continue holding or pressing to advance the hands to the desired time.
Force Reception ([REC]): Press and hold for 3 seconds to force the clock to search for a radio signal. The hands will return to 12:00 to begin the search.
Reset: A hard reset can often be performed by short-circuiting two small pins or pressing a Reset button with a paperclip.
Signal Tips: If the clock fails to sync, place it near a window or an external wall, away from electronic interference like TVs or computers. Maintenance
Low Battery Indicator: On some models, the second hand may stop at the 6:00 position to indicate low power.
Annual Care: It is recommended to replace the battery annually, even if the clock is still running, to prevent leak damage.
The CH-899 Chouchin radio-controlled clock is a high-precision timepiece designed to synchronize with official atomic time signals, such as WWVB in North America or MSF in the UK. Initial Setup Instructions
Setting up the CH-899 for the first time is largely an automated process:
Select Your Time Zone: Before inserting the battery, locate the time zone switch on the back of the movement. Most North American models feature settings for P (Pacific), M (Mountain), C (Central), and E (Eastern).
Toggle DST: Ensure the DST (Daylight Savings Time) switch is set to "On" if you want the clock to adjust automatically in spring and fall.
Insert Battery: Place a fresh 1.5V AA alkaline battery into the compartment, ensuring correct polarity (+/-).
Tip: Avoid using rechargeable or heavy-duty zinc batteries, as they often lack the consistent voltage needed for the signal receiver.
Automatic Synchronization: Once powered, the hands will quickly advance and typically stop at 12:00 (sometimes 4:00 or 8:00). The clock is now in "reception mode" and will stay still while it searches for a radio signal. This can take anywhere from 3 to 15 minutes, though in some areas it may take up to 24 hours to find a stable signal. Manual Time Setting
If you are in an area with poor signal reception or wish to use the clock as a standard quartz movement, you can set it manually:
Enter Manual Mode: Press and hold the M. SET button for approximately 3 seconds.
Adjust Hands: Continue holding the M. SET button to advance the hands quickly. Release the button when the hands approach the correct time, then use short, single presses to move the minute hand precisely.
Save & Exit: If no buttons are pressed for about 7–10 seconds, the clock will save the time and resume normal operation. Advanced Functions
Forced Signal Search (REC): To force the clock to look for a signal immediately, press and hold the REC button for at least 3 seconds. The hands will return to 12:00 and begin a new search.
Hard Reset: If the clock becomes unresponsive or shows erratic behavior, you can perform a reset by short-circuiting the two small metal pins located in the upper-left corner of the movement with a small screwdriver. Troubleshooting Tips Radio Controlled Analog Clock Instructions
CH-899 Chouchin is a common radio-controlled (atomic) clock movement designed to synchronize automatically with time signals like Quick Setup Guide Insert Battery
: Place a fresh 1.5V AA alkaline battery into the compartment. Wait for 12:00
: Once powered, the hands will spin quickly and stop at the 12:00 position. Signal Search
: The clock will remain at 12:00 while it searches for a radio signal. This typically takes 3 to 10 minutes but can take up to 24 hours depending on signal strength. Automatic Set
: Once the signal is received, the hands will automatically advance to the correct time. TLC Electrical Supplies Control Features Time Zone Switch : Found on the back, usually with settings for (Pacific), (Mountain), (Central), and (Eastern). REC (Force Receive) : Press and hold for to manually force the clock to search for a signal. M. SET (Manual Set) : If no signal is available, hold this button for
to enter manual mode. Press once to advance by one minute, or hold to advance quickly. DST Switch : Some models include a toggle to turn Daylight Savings Time adjustments on or off. Squarespace Troubleshooting Tips Poor Reception : If the clock doesn't set, place it near a
—ideally one facing toward the signal source (e.g., Colorado for WWVB).
: If the hands are stuck or incorrect, remove the battery for at least 10 seconds to reset the movement's memory. Interference : Keep the clock at least
away from electronic devices like TVs, computers, or microwaves that can disrupt radio signals. Are you having trouble with the initial synchronization , or are you trying to manually override MSF Radio Controlled Wall Clock - TLC Electrical Supplies
Setting up a Chouchin CH-899 radio-controlled (atomic) clock
ensures your timepiece is accurate to the second. This guide breaks down the simple steps to get your clock running perfectly, whether you're letting it sync automatically or need a quick manual adjustment. How to Set Your Chouchin CH-899 Clock
Setting up a radio-controlled clock is designed to be a "set it and forget it" process. Here is how to get started: 1. Initial Setup (Automatic Mode)
models are built to find the signal on their own once powered.
Select Your Time Zone: Before inserting the battery, locate the time zone switch on the back. Set it to P (Pacific), M (Mountain), C (Central), or E (Eastern).
Toggle DST: Ensure the Daylight Saving Time (DST) switch is set to ON if you want the clock to adjust itself twice a year.
Insert Battery: Pop in a fresh 1.5V AA alkaline battery (avoid rechargeables).
Wait for 12:00: After the battery is in, the hands will spin quickly and stop at the 12:00 position. The clock will stay there while it searches for the radio signal from Fort Collins, CO (WWVB).
Final Sync: This can take anywhere from a few minutes to a few days. It is highly recommended to set the clock near a window overnight, as the signal is strongest then. 2. Manual Time Setting
If you are in an area with poor reception or simply don't want to wait for the signal, you can set the time yourself:
Activate Manual Mode: Press and hold the M. SET button for about 3–5 seconds until the hands begin to move. Adjust the Time: Hold the M. SET button to make the hands spin rapidly.
Press and release the button to advance the minute hand by exactly one minute.
Save and Exit: Once you reach the correct time, release the button. If you don't press anything for about 7 seconds, the clock will lock in the time and start running normally. 3. Using the REC (Force Sync) Button
If your clock is showing the wrong time and you want it to try finding the signal immediately: Press and hold the REC button for 3 seconds.
The hands will return to the 12:00 position and begin searching for the atomic signal. If it fails, it will revert to the previous time. Troubleshooting Common Issues
Weak Signal: If the clock won't sync, move it away from electronics like TVs, computers, or microwaves, which can cause interference.
Wrong Time Zone: If the clock is exactly one or more hours off, double-check that your Time Zone switch on the back is in the correct position.
Stuck Hands: If the hands are twitching or not moving, try a Reset. Some models have a small reset hole you can press with a paperclip, or you can perform a "hard reset" by removing the battery for 10 minutes before trying again.
Need a replacement?If your movement has failed, you can find
replacement movements at retailers like Alibaba or through institutional suppliers like School Fix. If you’d like, let me know: Is your clock digital or analog? Are you having trouble with reception specifically? What state or region are you in? MSF Radio Controlled Wall Clock - TLC Electrical Supplies
I understand you're looking for the paper instructions for the Ch-899 Chouchin radio-controlled clock. However, I cannot physically give you a paper copy — I can only provide digital text or guidance.
Here’s what you can do to get the paper manual: Mastery Guide: Setting Up Your CH-899 Chouchin Radio
Typical CH-899 Radio Controlled Clock Instructions (printable version)
Setting up (first time):
Manual time setting (if no signal):
Manual signal search:
Troubleshooting (print this too):
If you tell me which country you are in (e.g., USA, UK, Germany, India), I can check whether the CH-899 is even compatible with your local radio time signal — otherwise the manual won’t help much.
The elderly man sat in the dust-mote sunlight, the object resting on his workbench like an accusation.
It was a CH-899 Chouchin Radio Controlled Clock. To the uninitiated, it was a cheap, white plastic rectangle, branded with a generic logo, likely manufactured in a sprawling factory in Shenzhen sometime in the late 2000s. To Arthur, it was a puzzle wrapped in a philosophy lesson.
He picked up the crumpled manual. The paper was thin, translucent, covered in the peculiar, stilted English that only exists in the liminal space of translated electronics.
“Step 1: Insert battery (AA 1.5V). Recommend use alkaline battery for long life.”
Arthur sighed, the sound rasping in his chest. He snapped the back cover off. The battery slot was corroded, a victim of time and neglect. He cleaned the contacts with vinegar and a cotton swab, a ritual he had performed a thousand times. He slotted a fresh battery in.
The LCD screen blinked to life. 12:00. The default. The zero hour.
Arthur’s neighbor, a young man named Leo, had given him the clock a week ago. Leo had found it in a thrift store, bought it for two dollars, and failed to make it work. "It's broken," Leo had said. "It just sits there. It won't pick up the signal. It's junk."
Arthur didn't believe in junk. He believed in misunderstood mechanisms.
He turned his attention back to the paper.
“Step 2: The Clock will search the signal automatically. Please place the clock near a window.”
This was the heart of the matter. The soul of the CH-899. It wasn't just a clock; it was a receiver. It was a device that lived in a state of perpetual waiting. It didn't keep time by vibrating crystals or winding springs; it begged for it from the sky.
The CH-899 was designed to synchronize with the WWVB signal, a longwave broadcast from Fort Collins, Colorado. A sixty-kilohertz ghost voice that rode the atmosphere, dictating the seconds to any machine humble enough to listen.
Arthur carried the clock to the window. He pressed the small, recessed button labeled RC (Receive).
The tiny antenna icon on the display began to flash. A steady, rhythmic pulse. The clock was scanning. It was listening for a whisper that traveled two thousand miles.
Hours passed. Arthur drank tea. He watched the sparrows in the eaves. The clock continued to flash, stubbornly stuck at 12:00.
Most people, Arthur knew, would have thrown it away by now. We live in an age of instant connection. We tap a screen, and the world appears. But the CH-899 was from a different era, an era where you had to stand still to catch the signal. It required patience. It required the right atmospheric conditions. It required faith.
He looked at the instructions again, his thumb brushing over the words.
“If the clock cannot receive the signal, try again at night. The signal is stronger when the sun is down.”
There was a metaphor in there, Arthur thought. We are all radio-controlled clocks, in a way. We wander through the daylight hours, cluttered by noise, by the static of commerce and anxiety, unable to hear the frequency that tells us who we are. It is only in the dark, in the quiet, that the signal comes through.
Night fell. The room grew cold. Arthur wrapped a blanket around his shoulders. He sat on the armchair by the window, the CH-899 perched on his knee. The antenna icon was still flashing, a desperate little heartbeat.
“Manual Setting: Press SET button for 3 seconds to enter setting mode.”
Arthur hesitated. This was the temptation. He could simply override the machine. He could press the buttons and force the hands—digital or otherwise—to conform to his will. He could set it to the correct time right now. He could make it useful.
But it wouldn't be true. It would just be a clock. If he set it manually, it would be no different from the microwave or the dashboard of his car. It would be a liar, counting seconds that were merely approximate. The CH-899 wanted to be precise. It wanted to be synchronized with the atomic heart of the continent.
He didn't press SET. He waited.
The manual lay open on the table. “Note: Thunderstorm or interference may affect the reception.”
Life was full of thunderstorms. Arthur thought of his wife, gone five years now. She had been his signal. She had synchronized him. Since she left, he felt often like this clock—stuck at 12:00, blinking, waiting for a broadcast that seemed to have stopped.
Around 2:00 AM, the cloud cover broke. The moonlight spilled onto the floorboards, illuminating the dust. The air grew still. The static of the world died down.
Arthur’s eyes were heavy. He was drifting into sleep.
Then, a soft click.
He jerked awake. The antenna icon on the CH-899 had stopped flashing. It stood solid, a black pillar in the corner of the screen.
Then, the numbers moved.
12:00 became 2:03. Then 2:04.
The clock shuddered, its internal mechanisms resetting. It was a digital scramble, a flurry of data processing. It had found it. Through the brick walls, through the trees, through the miles of empty air, the signal from Fort Collins had arrived. The slave had met the master.
Arthur let out a breath he didn't know he was holding.
The clock now read the correct time, accurate to the nanosecond. It was no longer lost. It was part of the network.
Leo came by the next morning. He looked at the clock, sitting neatly on the mantle.
"It works?" Leo asked, surprised. "Did you fix the
The rain battered against the windowpane like a desperate intruder, a relentless drumming that filled the silence of the small, dusty study. Elias sat at his desk, the weak light of a single lamp illuminating the object before him: the CH-899 Chouchin Radio Controlled Clock.
To anyone else, it was merely a cheap, black plastic rectangle, a utilitarian device purchased from a catalogue for a handful of yen or dollars. But to Elias, a man obsessed with the friction between the absolute and the arbitrary, it was a puzzle box of existential dread.
He picked up the slim instruction manual. The paper was thin, almost translucent, covered in bilingual text that seemed to have been translated through three different languages before arriving at a broken approximation of English.
Step 1: Inserting the Battery.
Elias popped the cover off the back. The manual read: “Insert one AA battery (not included) according to the polarity. The clock will start to run.”
He slotted the battery in. The second hand, a thin red needle, twitched. It didn't tick; it shuddered, then began its clockwise march. Tick. Tick. Tick.
It was a lie. That time was a guess. The clock was running, but it wasn’t telling time. Not yet. It was merely simulating existence, a phantom limb twitching before the brain connects.
Step 2: The Search.
Elias leaned back and watched the LCD display. The manual continued: “After battery is inserted, the clock will automatically search for the radio signal. It is recommended to place the clock near a window.” Battery Installation : The instructions clearly outline the
He carried the CH-899 to the window, pressing the cold plastic against the glass. Outside, the storm raged. Inside, the small antenna icon on the clock’s face began to blink—a rhythmic, desperate pulse.
Elias knew the theory. Somewhere, likely in Fukushima or Colorado, depending on the model's origin, an atomic transmitter was broadcasting a signal. A pure, unadulterated carrier wave of time, encoded with the secrets of the universe. It was the closest thing humanity had to a god—a voice that screamed "NOW" into the void, hoping someone was listening.
But the storm was heavy. The ionosphere was turbulent. The clock blinked, searching for a savior that couldn't break through the static.
Step 3: Manual Override.
Hours passed. The coffee in Elias’s mug grew cold. The clock continued its blind march, drifting seconds away from the truth. The blinking antenna icon was mocking him. It represented the futility of connection.
Elias picked up the manual again. His thumb brushed over the section labeled MANUAL TIME SET.
“If the radio signal is not received, press the SET button for 3 seconds to enter manual mode.”
He hovered his finger over the button. It was a small, rubbery nub. To press it would be an act of rebellion. It would be severing the clock from the absolute truth of the atomic signal. It would be admitting that sometimes, the signal doesn't come. That sometimes, we are alone.
He pressed it.
The display stopped blinking. The numbers froze. He was now the architect of time. He pressed + and -, adjusting the hours and minutes based on his own wristwatch—a cheap quartz piece that had never spoken to a satellite in its life.
He was creating a localized reality. In this room, at this window, time was whatever Elias said it was. The CH-899 was no longer a receiver of truth; it was a prisoner of his perception.
Step 4: The Zone.
He looked at the Time Zone switch on the back. “Set your time zone (P/M/C/E) to match your location.”
It was such a simple instruction. Yet, Elias moved the switch from ‘E’ to ‘P’. He watched the display jump back three hours.
In an instant, he was no longer in the rainy present. He was on the West Coast, three hours in the past. Or perhaps, three hours ahead in the future, depending on how one viewed the rotation of the earth. The clock didn't care. It was a faithful dog. It didn't know where it was; it only knew what it was told.
The Waiting.
As the night deepened, the storm broke. The clouds tore apart, revealing a bruised, purple sky. The moonlight filtered through the window, striking the face of the Chouchin.
Elias watched. Around 3:00 AM, the miracle happened.
The manual had promised it: “The clock will attempt to synchronize automatically at 2:00 AM and 3:00 AM.”
Suddenly, the second hand stopped. It quivered. The antenna icon on the LCD flashed rapidly, a strobe light of data. The signal was punching through the clear night air. The transmitter, hundreds of miles away, had finally found him.
The numbers on the face changed. The minutes shifted. The seconds realigned. The manual override Elias had imposed was wiped away, overwritten by the heavy hand of the Atomic Standard.
The CH-899 let out a soft, inaudible sigh, and resumed ticking. It was now perfect. It was no longer Elias’s time; it was The Time.
He looked at the final instruction in the pamphlet, written in small, gray text at the bottom of the page:
“Enjoy your accurate time.”
Elias turned off the lamp. The room was plunged into darkness, save for the glowing numbers of the clock. It was a small comfort, knowing that despite the chaos of the world, the storms, the static, and the loneliness, there was still something out there broadcasting a signal, waiting for us to listen.
He left the clock on the windowsill, keeping watch, counting the seconds until dawn.
CH-899 Chouchin Radio Controlled Clock Instructions
Table of Contents
1. Introduction
Congratulations on purchasing the CH-899 Chouchin Radio Controlled Clock! This user manual will guide you through the easy-to-use features and operations of your new clock. The CH-899 is a radio-controlled clock that automatically synchronizes with the atomic clock signal, ensuring accurate timekeeping.
2. Features
3. Setting Up Your Clock
4. Understanding the Display
The display of your CH-899 clock consists of:
5. Radio Controlled Time Setting
The CH-899 clock is designed to receive the atomic clock signal, which is transmitted by the National Institute of Standards and Technology (NIST). The clock will automatically synchronize with the atomic clock signal at 2:00, 3:00, 4:00, 5:00, 6:00, 10:00, 11:00, 12:00, 13:00, 14:00, 15:00, 16:00, 17:00, 21:00, 22:00, and 23:00 hours daily.
6. Manual Time Setting
If the clock fails to receive the atomic clock signal, you can set the time manually:
7. Alarm Setting
8. Snooze Function
9. Troubleshooting
10. Maintenance and Care
By following these instructions, you will be able to enjoy the accurate timekeeping and convenient features of your CH-899 Chouchin Radio Controlled Clock.
CHOUCHIN CH-899 is a precision radio-controlled (RC) clock movement designed to synchronize with atomic time signals (like MSF in the UK, WWVB in the US, or DCF in Europe). TLC Electrical Supplies Initial Setup (Automatic Setting) Preparation
: If your clock has a back cover, remove it to access the movement. Time Zone/DST : If your model has switches, set your (P, M, C, E) and
(Daylight Saving Time) to the "ON" position before inserting the battery. Battery Insertion : Insert one fresh 1.5V AA alkaline battery , observing the correct polarity (+/-). Calibration : The hands will automatically spin and stop at (this can take 1–6 minutes). Signal Search
: Once at 12:00, the clock stays still while searching for a radio signal. This usually takes 4–10 minutes
. If a signal is found, the hands will fast-forward to the correct time. TLC Electrical Supplies Manual Time Setting Use this if you are out of range of a radio signal: Press and hold the button for about until the hands start moving. Fast Forward : Continue holding the button to advance the hands quickly. Fine Adjustment
: Release the button near the desired time, then press it momentarily for 1-minute increments. : Stop pressing the button. If no buttons are pressed for 7–8 seconds , the clock exits manual mode and starts running. TLC Electrical Supplies Manual Signal Reception (Forced Sync) If the time is inaccurate, you can force a new search: Press and hold the (or Wave) button for
The hands will return to 12:00 and begin searching for a signal again. TLC Electrical Supplies Troubleshooting Tips MSF Radio Controlled Wall Clock - TLC Electrical Supplies
Upon first power-up, the clock will automatically search for the radio signal.