Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
---|---|---|---|---|---|
Sony | SLV696HF | NO E TO E VIDEO: IC102 MA106 BOARD | No E to E video. IC-102 on the MA-106 board not switching. | ||
Sony | CCDTR81 | DOES NOT PLAY A HI-8 RECORDED TAPE/REPLACE Q-431/VC-87 | Unit would not play a Hi-8 recorded tape. It would record aHi-8 tape playaable on other Hi-8 units but not on itself. Signal tracingshowed Hi-8 playback signal at the base of equalizer Q-434 on the VC-87board but it was receiving insufficient forward b | ||
Sony | KV2084R | INOPERATIVE, OPEN Q602 RELAY DRIVE | Unit was inoperative. | ||
Sony | KV25XBR | FAILURE TO DISPLAY PICTURE, REPLACED Q-1504 | The TV had no picture and functions on the front panel wereinoperative. Vertical pulse was missing on pin #4 of IC103 on the A-board. The other problem was there was no video out of IC 301. Theoutput pins 34, 33, and 32 were all Ov. All pulses and DC | ||
Sony | MDP333 | NO COLOR WHEN USING A MPU F100 FRAME GENERATOR: ADJUST CV601 | The customer loses color on MPU F100. The color looked fineon the monitor, but it would not lock up on vectorscope. | ||
Sony | SPPA40 | NO OPERATION - MISSING GROUND FROM CRACKED H/S PCB | In normal working condition, after plugging in the handsetbattery and pressing TALK, the handset TALK LED flashes as the handsetwould not lock up because it was never set on the base to start the IDcode handshake. In this particular unit, this would happ | ||
Sony | SPPD15 | RECEPTION IN HANDSET, BUT NO TRANSMISSION IN EITHER CHANNELS | When testing the handset on the analyzer, I found the handsetwould receive on both channels, but there was no transmission in eitherchannels. After physically looking at the handset main PCB, I found thecoil L-512 loose. After resoldering it back in, ev | ||
Sony | SPP120 | WEAK RECEPTION IN HANDSET, TX GOOD - REPLACE IC-3 | I tested the handset's reception and transmission from theanalyzer. I found out the handset had bad reception. First, I went to theduplexer and it checked out OK. Then I took voltage measurements of Q1,Q2, and Q3, and they all checked O.K. Moving on to I | ||
Sony | KV27TS20 | AFTER TURNED ON, PIX STAYS IN BLANKING FOR 30 MIN, C574 | At cold start, the IC 301 pin 34 high (5V). IC 101 pin 43 high(5V). D506 cathod low, D505 cathod high, IC 101 pin 51 OK (H puls), pin 50faulty. IC 501 pin 6 faulty. | ||
Sony | KV27EXR25 | NO PICTURE, REPLACED OPEN R702 ON "C" BOARD | There was no picture, and no voltage on G2. I found R702open. | ||
Sony | SPPA40 | ANSWERING MACHINE WOULD RECORD ICM FOR ONLY TEN SECONDS. | The unit came in recording an incoming message for only tenseconds. IC3/Pin 27 (VOX input) should have pulses during ICM from thePB/REC AMP IC15/pin 25. I noticed there were no pulses in the bad unit.Following it back to IC15/pin 12 (audio input), I fo | ||
Sony | CFS905 | NO MOTION FROM THE MECHANISM-REPOSITION SLIDER(REF 170) | The mechanism was stuck in pause. After inspecting themechanism, I found the slider (ref #170) had popped out of its retainingclips on the chassis assembly, which holds the cassette in a pause mode. | ||
Sony | KV19TS20 | SNOW, REPLACE TUNER | Only static would come when powered up. After hitting thetuner, the picture would come back. | ||
Sony | FDL380 | SCREEN WOULD ONLY PLAY FOR 15 SECONDS, FLOURESCENT TUBE | The set would run for fifteen seconds before it would blackout. The flourescent tube would darken on end and protection circuitwould kick in. | ||
Sony | KV13EXR91 | NO REMOTE OPERATION, REPLACE DETECTOR IC103 | I checked the voltage to IC103 and GND and it was fine,but there was no signal out. |