TV Repair: Common Faults and Solutions.

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Repair Guide: Common Issues and Fixes

Brand	Model	Fault	Detailed Problem
SONY	SPP90	No part number - helical antenna	There is no part number in the preliminary manual for thehelical antenna on the handset. we do not have a final version of theservice manual as yet. -hq comments: to tokyo: please supply us with the part number for thehandset helical antenna. please s
SONY	CRF330K	No part number in service manual	The part numbers for the pinion, dial gear (b) and the dialshaft are not listed on page 75 of the service manual. -hq comments: the part numbers are as follows: dial gear(b)-388057900 dial shaft- 388057700the pinion is not available.
SONY	SLHF1000	Centuring adjustment jig	Does the video head centering adjustment jig come with thevideo heads? -hq comments: according to the service manual, page 271 it is suppliedwith the video heads.
SONY	CDXR77	No display illumination	There is no clock display on some units when acc is switchedon and unit is off.
SONY	MDRA20RV3	Part number missing for headphone remote clip	When unit is purchased new, there is a clip for the remote onthe headphone that allows you to clip it onto your shirt pocket. thispart is not listed in the manual. replacement headphones ordered throughparts department are also missing these clips. -h
SONY	WMF701C	Part number missing for headphone remote clip	When unit is purchased new, there is a clip for the remote onthe headphone that allows you to clip it onto your shirt pocket. thispart is not listed in the manual. replacement headphones ordered throughparts department are also missing these clips. -h
SONY	KV20TS22	Antenna an18e, use original 1-501-372-41	Original part number 1-501-372-41 has been substituted to1-501-284-00. this antenna will not fit with adaptor. its too big withthe adaptor and its too small without the adaptor. please advise. -hq comments: now original antenna 1-501-372-41 is availa
SONY	XR6180	Excessive wow and flutter	There is an excessive amount of wow and flutter during tapeplay especially after autoreverse function.
SONY	MDP510	Part number for adjustment cable is not registered in rpc	The part number for the adjustment cable listed in the servicemanual on page 119 (adjustment section) is not registered in rpc. -hq comments: this part is now available.
SONY	STRAV680	Remote compatability problem	We have a customer who purchased an str-av460 along with atc-fx310 and ps-lx410. after a period of time, the dealer had to replacethe str-av460 with a str-av680. the remote does not function with thetape deck or turntable. i have no information on the
SONY	CDXR79	Unit scratches discs	The lower roller becomes coated with dust and debris whichscratches discs during loading and eject function.
SONY	CDXR77	Unit scratches discs	The lower roller becomes coated with dust and debris whichscratches discs during loading and eject function.
SONY	WMAF605	Continuous auto-reverse	The unit continuously auto-reverses. it appears that thetrigger lever (ref. no. 356) is a little sloppy. i have replaced thelever and the cam gear (ref. no. 358) as well. this did not solve theproblem. -hq comments: to tokyo: tech news no. au89064 de
SONY	WMAF604	Continuous auto-reverse	The unit continuously auto-reverses. it appears that thetrigger lever (ref. no. 356) is a little sloppy. i have replaced thelever and the cam gear (ref. no. 358) as well. this did not solve theproblem. -hq comments: to tokyo: tech news no. au89064 de
SONY	WMA602	Continuous auto-reverse	The unit continuously auto-reverses. it appears that thetrigger lever (ref. no. 356) is a little sloppy. i have replaced thelever and the cam gear (ref. no. 358) as well. this did not solve theproblem. -hq comments: to tokyo: tech news no. au89064 de
SONY	GEN-VID	Compatability of tape and unit	Can hi8 tapes be used on normal 8mm units and do you get abetter picture? can normal 8mm tapes be used on hi8 units? -hq comments: hi8 tapes can be used on normal 8mm units and the picturequality is slightly better. we do not recommend using these tap
SONY	KPR4620	Power on-off button breakage, see mod below	The complete bezel must be replaced when the power buttonhinge breaks off. this happens frequently and the list price is $93.11.there are 65 pieces now on nat. backorder. failure occurs from excessivebutton travel distance.
SONY	CCDV3	Recording noise in audio	When on record, noise similar to motor noise was recorded with audio.
SONY	CCDF45	No zoom functions	Zoom will not work in any direction when using the wide andtelephoto button.
SONY	RDSS	Rdss, panic switch	While installing the panic switch, i noticed the shrink tubingthat goes over the wires also goes over the switch contacts. this causesextreme stress on the wires - with vibration the wire(s) could break. wefound one of the switches with a broken wire.