RCA Repair Tips
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Results 12
| Make | Model | Ch: | Symptom | Problem Solution | Solution | By: |
|---|---|---|---|---|---|---|
| Rca | CTC166/167 | Audio, no video | Change Capacitors C4501 and C4502, in the vertical section | |||
| Rca | Various | After presing play picture appears but looks like in pause mode | Clean and lubricate the capstan flywheel | |||
| Rca | VJM2022T CTC 121D | Will not shut off | SCR 100 leaky | |||
| Rca | F35670MB CTC187CN3 | Dead. F4001 5 amp fuse open | Check U4101 STK730-150 Part no. 223948, Check CR4106 for short, Check Q4401 for short, replace all shorted or open parts, Check the two main filter caps on the secondary off of SMPS, replace vented caps, Replace 10uf 200v cap off of reg. | |||
| Rca | F35670MB CTC187CN3 | Common problem bulletin: | Resolder ALL ground connections in and around, and under the tuner shields, solves most problems, prevents big problems as in dead EEPROM or CPU | |||
| RCA | CTC177AF3 | Overloaded picture, AGC not adjustable | Found IC7301 CXA1594 bad. Replace ic and align tuner parameters | |||
| Rca | F27442 CTC203AD5 | No power, all standby voltages ok | Replace the guide plus. is located to the side of the tuner | |||
| Rca | F19220BK CTC175L2 | Erratic screen / intermittent, eprom causes multiple possible symptoms, clicks on/off, tuner, you name it ! | Mass defect caused by bad solder in tuner, once fixed will probably last forever. Resolder tuner wrap-around groundings and all pins under tuner shield bottom, if no success suspect a corrupted eprom | |||
| Rca | F27442 CTC203AD5 | No picture and sound, only a high pitch sound at switch on | Remove horizontal transistor and measure the resistance across any two pins. This value should be no less than 200ohms | |||
| RCA | RBA2150 RBA2020 | TX91 | REPLACE FLY BACK – CHASSIS TX91 | Procedure - In fly back replace check capacitors: CL02 / CL04 / CL18. for LG(154-387B): CL02 - 470pF X 2kV CL04 - 4,3nF X 1,6kV CL18 - 470pF X 2kV For: Fly Back Samsung (FCV-2010E10A): CL02 - 220pF X 2kV CL04 - 6nF X 1,6kV CL18 - 220pF X 2Kv | ||
| RCA | RBA2150 | TX91 | Lost Audio or out of frequency | 1. Replace memory CI, position U3201, 24C02 or 24C04, factory PN 040360404 2. Insert not included components in factory: CAPACITOR 47uF 25V, position CR29, code 231470411 RESISTOR SMD 4K7, position CR29, code 182547232 | ||
| RCA | RBA29551 / RBA33694 | CTC184 | No Image, audio OK | Memory data loss. | Push RESET remote button. |