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Modelo - Chassis


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(Chassis)
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SonyEXR18
UNIT LOCKS UP IN VEHICLE ASD reported 3 cases where unit locks-up only in the vehicle,can't duplicate the problem on the bench. The symptom is: radio won'tturn on and tape won't play. When unit is removed from the vehicle andtested on the bench it works fine.Vehicle's are: Vol
SonyEXM302
NO AUDIO OUT WHEN HIGH LEVEL INPUT IS USED Units either have no audio or intermittent audio when the highlevel inputs are used. Found the solder connections were broken and thetraces for the CN901 are lifted. It appears that more support may beneeded for the jack to prevent this. -HQ COMMENTS:
SonyCDXR77
NO AUDIO, IC301, Q409, Q412 OPEN OR SHORTED Q409, Q412 had higher than normal temperature and opened.Intermittently IC301 shorted +5v to gnd.
SonyCDX65
RESETS WHEN POWERED UP, WON'T DO ANYTHING ELSE Unit will reset when powering up but won't do anything else.Inspecting further, data line and clock line won't go high.Data line and clock line were shorted with each other. In closeinpection, found a copper strand from wire inside unilink connector CN8
SonyCDX65
WON'T RESET WHEN POWERED UP (REPLACED SW902,Q903,D905,D906) Unit won't reset when powering the unit. If you load themagazine it will reset but won't do anything else. Inspected MD boardQ903 was overdissipated, found SW902 was shorted. -SOLUTION Replace SW902 1-692-864-11, Q903 8-729-808-01, D9058-719-105-99,
SonyCDX45RF
REMOTE COMMANDER AMS BUTTON BROKEN Saw this before but thought was isolated. AMS button brokenfrom inside of remote. Found pins inside of upper case which guide AMSbutton were broken.
SonyCCDV11
WON'T LOAD/REPLACE C421 Won't load, drum won't spin.
SonyCCDTR70
TAPE STUCK IN UNIT/ REPLACE CASSETTE HOLDER ASSY Tape stuck in unit.
SonyCCDTR70
HORIZONTAL LINES IN VIDEO/REPOSITION ARM ASSY REF 780 Horizontal lines in picture.
SonyCCDTR400
POOR FOCUS/ADJUST FLANGE BACK Poor focus.
SonyCCDTR400
TAPE STUCK, NO FUNCTIONS, BEEPS WHEN TURNED ON/MODE SWITCH Tape stuck, no functions, beeps when turned on.
SonyCCDTR400
WILL NOT LOAD TAPE/RE-SEAT S REEL TABLE S Reel table stuck, re-seated reel in proper position.
SonyCCDTR30
NO COLOR IN CAMERA MODE/RESOLDER CONNECTION OF Q704 No color in camera mode. Found collector of Q704 was notsoldered.
SonyCCDTR30
NO AUDIO RECORD, LOW PLAY/REPLACE IC601 No audio record, low play.
SonyCCDFX730V
SPEAKER INOPERABLE/RESOLDER J903 No sound from speaker. Sound present from line out. Putunit in pb mode. Traced audio from DD71 (CN901 pin 4) thru SD14 back intoDD71 (CN902 pin 8) and found no audio coming out (CN902 pin 2). Audiocomes thru J903 (earphone jack) of which one termina


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