Sony Repair Tips
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Results: 20100
Results: 20100
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| SONY |
SLV750HF
|
Playing tapes too fast. | When you put the unit into play mode, it goes into fastforward mode right away. found the dc voltage at pin #29 of ic101 ishigh. | ||
| SONY |
SLV750
|
Connected unit to power. looks like normal front panelreset, but no drum rotation or power on. checked timer, ok. mechaconlooked bad. replaced. no help. disconnect hf27, rp149 and tuner. nochange. power supply ok. lift pins 22, 23, and 24 on i | |||
| SONY |
SLV720HF
|
No rewind or ff | Unit would play ok, forward & reverse scan were ok. unitwould not rewind or ff. due to brakes not being released, would unloadtape & show l30-01 or l30-02 depending on direction tried. | ||
| SONY |
SLV696HF
|
Rotary encoder switch p/n wrong | P/n for rotary switch is listed in s/m as 1-692-062-21 onp.151. npc subs this to 1-692-062-11, but this part won't work since itdoesn't have connector plug that mates with cn3 on md board. found thatp/n 1-571-920-11 from slv-686hf has the correct plug. | ||
| SONY |
SLV676UC
|
Head amps video not being switched correctly | When observing the rf envelope at pin 4, cn804, i observedthat only one head amp was passing signal from heads. when locking at pin1, ic501, the bf swp signal was only 1v p-p. | ||
| SONY |
SLV595HF
|
Intermittent color on playback | After unit warms up, color is intermittent on playback. -found: thermal shocking ic001 would reproduce the problem. replaced ic001. -hq comments: ic001 is the y/c processsing ic | ||
| SONY |
SLV585HF
|
Intermittent switchblock operations. | Traced to bad connection between mf122 bd. and chassis - bad gounding - bad ground reference to switches in switchblock circuit. | ||
| SONY |
SLV55UC
|
Unit does not eject cassette (although tape is unloaded) | When eject command is entered, tape unloads, but motor tries to turn backwards as if to load cassette, therefore, it does not eject cassette. | ||
| SONY |
SLV-595HF
|
Intermittent siwtchblock operations. | Buttons on switchblock were intermittently not working or incorrect function was performed (press rec. and auto tracking would swtich on/off). traced bad grounding to chassis at rt. hinge of switchblock. | ||
| SONY |
SLHF900
|
Unit would go into record pause when rec button actuated | Unit would enter record pause immediately upon actuation ofthe record button. this is not normal operation for this unit. a properlyoperating one goes directly into record mode, without pause. we had twounits with the same complaint in the shop simultane | ||
| SONY |
SLHF350
|
No pix on tuner, only scramble pix. | In tuner mode, the picture is scrambled, line inputworks ok. | ||
| SONY |
MDP333
|
Instructon translation needed. | This instruction sheet supplied with kit is in japanese. hq comments: this sheet states that the belt and pulley should bechanged in order to prevent slipping.remove the old pulley and press the new pulley onto the motors shaft.adjust for a height of 7. | ||
| SONY |
EVC100
|
Counter memory problem | After zeroing the counter, pressing the memory button,advancing the unit, then rewinding, the unit stops at -1 rather thanzero. several units checked, and do the same thing. customer hascomplained about unit not stopping at zero. is this normal? -hq | ||
| SONY |
CCDV801
|
Slow play has lines (came in with bad viewfinder) | Slow play had intermittent snow in it. path was correct andwould not adj. properly with menu by data screen controls. back tensionwas at 9g/cm. still play slow. regular record and play were good. | ||
| SONY |
KV32TS46
|
Intermittent whining in the sound, replaced tuner 859803901 | Intermittent whining noise in the sound. sub in an if signal with audio and unit is ok. | ||
| SONY |
KV32TS36
|
Intermittent tuner, replaced tuner btf-wa401, 8-598-039-01 | Intermittent pix/sound -found: tuner intermittent. will forward sample. | ||
| SONY |
KV27XBR95S
|
No menu, replaced ic-2301 character generator (e2 board) | Remote control does not work properly, power works, volumeadj. does work, channel selector works, display and mute work, but menufunctions will not work. | ||
| SONY |
KV27XBR37
|
R651, r652 part numbers missing, jumper wire | Part numbers for r651, r652 missing in service manuals. can you provide the part numbers? thank you. -hq comments: no resistor is used it is a jumer wire. | ||
| SONY |
KV27V55
|
No video or audio stand by only, replaced ic301 | No video, no audio. | ||
| SONY |
KV27TS32
|
Fbt for 27" chassis, same flyback as 32 inch chassis | Unit came with a-1346-112-1a board stamped as a 129-a board.i noted from s/b 175 that the board numbers were reversed. this boardhad a 1-439-498-12 fbt on it that is listed for the 32 sets on the npcscreen. 1-453-146-11 is listed as fbt for both sizes |