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Make	Model	Symptom	Problem
SONY	CDXA10	Noise in background when disc is started	There is an audible noise present when a disc is runningeven though the output is supposed to be muted. this also occurs when theunit is in the pause mode. i believe the noise is being generated by thespindle motor. has anyone else reported this probl
SONY	CCDV110	"x" mark on dds is blinking	Customer says x mark on dds is blinking (see page 174 ofs/m). operating instructions do not mention this indication. allfunctions seem normal on unit. -hq comments: the x mark indicates dirty video heads. please advisethe customer to bring in the uni
SONY	KX1901	No volume - low volume	The unit exhibited either no volume or low volume inter-mittently. we found the problem to be caused by q1201 on the k board.it was open.
SONY	CDP55	Occasionally skip at the end of disc	The unit would occasionally skip toward the end of the disc.when this occurred we noticed that the sled motor chattering. this wasdue to poor gear mesh between the worm and first gear.
SONY	CCDV8	P/n	Page 147 does not include part numbers for screws used onvf bracket (#125). -hq comments: part numbers are given in the ccd-v8afu service manual.top screw is p/n 3-696-038-01, bottom screw is p/n 3-696-039-01.
SONY	SLHF750	Video head disc out of stock	We have a hot customer, and need one right away. -hq comments: p/n 225-a which is listed on microfiche is incorrect.correct p/n is listed in s/m as a-6762-255-a. these are in stock.
SONY	ACP80UC	Need p/n of heat sink	Need p/n of heat sink located to the rt of ref. #10, page 7. -hq comments: this is not available from tokyo. you will have toreplace the unit.
SONY	CCDV8	Head cleaning spray causing drum bearings to stick	Customer used gemini products video head cleaner fluid model,cv98 (spray form). after following instructions on can, drum assto stick resulting in poor rotation. -hq comments: as always, we do not recommend that the customer performany type of head cle
SONY	AVMT515V	Optional accessory cable for ccd-v110 is unavailable	Avm-t515v is listed in ccd-v110 operating instruction underoptional accessories (mini phono to 2 phono). there is no stock of thiscable. -hq comments: these cables are now in stock at kansas city.
SONY	ICF7600D	Unstable operation in ssb mode	In am ssb mode, very erratic and hard to keep station in tune. -hq comments: there is a s/m supplement which has some ckt. changes tolocal osc. to reduce drift. you might try this change to resolve yourproblem. i will send you a supplement. pls retur
SONY	FD3A	Dead, replaced t601, q602 and ic601	Q602 leaky and ic601 defective. upon replacing thesecomponents an abnormal raster and sound would appear. there is noapparent video because the 34 volts from switching regulator is absent.inductor t601 may check good (resistance), however it is not ind
SONY	PSLX435	No part # for ps-lx435 dust cover	Customer purchased this turntable separately, without dustcover. he wishes to purchase a dust cover. sony burbank needs a p/nreference to back order this for him. -hq comments: see tech. flash a033 dated dec. 15, 1986. part numbersare as follows:x-49
SONY	CDP55	Unit gouges disc in circular pattern	Second unit with this problem. at first one might suspect afocus problem optical coming up too far. this is being caused by liftpins in the disc table not coming down far enough to clear disc.
SONY	KV2782R	Telematic jig adapter, see sb tvp0158r1	We need telematic jig adapter for picture tube. can youprovide adapter, or adapter number so we can order? -hq comments: use telematic adapter.yoke 10j 733 settings vert 8, hor 1.2crt 10j 766focus voltage supply fvs-3950 & 10j711 now replaced w
SONY	SL5200	No beta hifi recording	No beta hifi record, but video was being recorded.
SONY	SLHF750	Replacement rotation sensor does not work	Ordered sensor for rmt-143 received different style part undersame p/n. sensor did not function. -hq comments: please contact kcp and exchange for correct part. contactme if there are any future problems.
SONY	SLHF550	Am picture interference	Customer located about 1/4 mile from am transmitter operatingat 760 khz. signal is causing interference in picture during playback. -hq comments: try experimenting with a metal shield plate on top ofvideo drum ass
SONY	D55	Poor fm reception	Fm poor.
SONY	KPR4620	Hum in audio, see sb # 284	Problem reported from dealer. hum in audio when no volume.two units on floor. volume up all ok. -hq comments: to eliminate buzz, add two 18 kΩ 1/4w resistors(1-247-861-00) to the circuit as shown in service bulletin 284.one 18k between r-193 and c-1
SONY	KV25XBR	Picture too wide	Picture about 3 too wide on each side. if size reduced withwidth control then pin cushion adjustments lost most of their control.