Tuner Tv Tp P04 1220 00 00011 Full |work|
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Pin Configuration (Typical 10-pin or 13-pin)
A full spec sheet for the TP P04 series would show: tuner tv tp p04 1220 00 00011 full
- IF Out (Video + Sound mixed)
- AGC (Automatic Gain Control input, usually -0.5 to +4V)
- BT (Band Toggle / Band Switch Voltage)
- VT (V Tune – variable DC voltage for frequency selection)
- +5V or +12V (Power supply for the PLL and oscillator)
- GND (Ground)
- SDA (I²C Data line – if PLL controlled)
- SCL (I²C Clock line)
- NC (No Connection – or RF AGC output)
- RF Input (75 Ohm coaxial F-type or IEC type)
Part 9: Frequently Asked Questions
Q: Can I use a "TP P04" tuner from a Toshiba in a Sharp TV?
A: Possibly, if both are Vestel chassis and the tuner model number matches entirely. Pinout must be identical. Based on the keyword string provided, here is
Q: My TV has no picture but sound via HDMI – is tuner faulty?
A: No. Tuner only affects broadcast reception. If HDMI works, tuner may be fine; the issue is elsewhere. Pin Configuration (Typical 10-pin or 13-pin) A full
Q: Is this part repairable instead of replaceable?
A: Rarely. Inside is a ceramic hybrid + PLL IC. Only repairable if a capacitor is shorted or a pin resoldered.
Q: Why does the code have so many numbers?
A: It's a factory assembly code. The first 5-6 digits define electrical behavior; the rest are production tracking.
Troubleshooting & Diagnosis
If you are replacing the TP P04 1220 00 00011, you may be experiencing one of the following symptoms:
- No Signal: The TV displays "No Signal" even when a known good antenna cable is connected.
- Snow/Static: The screen shows heavy static (snow) on all channels.
- Channel Drift: The TV loses channel memory or fails to lock onto frequencies during auto-tuning.
Installation Notes
- Safety First: Ensure the television is unplugged and capacitors are discharged before removing the old tuner.
- Soldering Required: This is typically a soldered component. Careful desoldering of the pins and the RF shield is required.
- Alignment: In some chassis designs, replacing the tuner may require re-aligning the AGC (Automatic Gain Control) in the service menu for optimal picture quality.