sony AE1 Repair Tips

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Results 151

Make	Model Ch.	Symptom	Problem Solution
Sony	KVM2511 AE1	Can not switch on the set, supply ok	Suspect L807 of o/c Pt no. 140750400 also check R008 and C017
Sony	KV-M21TU AE1	Intermittent rolling and loss of luminance, improves as set warms up	Dry joints on tuner / IF board
Sony	AE1	Field non linearity and short picture	Check / replace C531 680uF, 25v, only slightly leaky, but a new one cured the fault
Sony	AE1C KVX2552U	Loud crackle int & pic goes off	Check dry joints IC604 & D612 located under strut
Sony	AE1C KVX2532U	Squegging line freq or dead if left on too long	Q804 LOPTr s/c due to dist line wfrm - R822 1k in Q805 coll feed o/c
Sony	AE1C KVX2142U	Dead apart from LED flashing once every 12 secs	Only 7v from 12v reg/sw tr Q607. D618 5v6 zener leaky
Sony	AE1C KVM2531U	Bands across screen	Dry joints IC604
Sony	AE1C KVM2531	Col int	Replace sub carrier trimmer with 22pF fixed cap
Sony	AE1C KVA2512U	Crackling sound & OSD flashes on/off	Check audio o/p chip joints IC251 & 261, 5v reg IC604 (under strut) & CV1101 on A1 board - a 39pF fixed cap will do in lieu
Sony	AE1C KV2922U	Blank raster only when A1 advanced & no R/C	no 12V supply traced to Q603 a 2SB1357 o/c C to E this is in the standby switched 12V supply.
Sony	AE1C KV2162U	Int start up	Mains smoothing cap
Sony	AE1-C	No col aft some time	CT302 trimmer ord code 25002CJ £5.92 CHS
Sony	AE1C	WONT TUNE	CHECK 05 ( 10K )
Sony	AE1C	Various inc shimmering OSG, int vol, blank raster with high pitched squeal from speakers	Dry joints IC604 & D612 - hidden by plastic strut
Sony	AE1C	Top field foldover	C632 100µ
Sony	AE1C	St/by only - comes on eventually with no pic	sandcastle signal at pin 11 IC501 TEA2028B distorted - chip u/s
Sony	AE1C	SOUND ON VISION AT HIGH VOLUME LEVELS	NORMAL
Sony	AE1C	Sound low	D271 13v zener o/c
Sony	AE1C	Sound has loud background noise - pic ok	T181 sm tranny on A board
Sony	AE1C	Sound goes tofull vol when adjusted	EEPROM IC005 SDA2546