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Electronic appliance repair tips database - TV (LCD,TFT,Plasma,Digital), Monitor, VCR, DVD recorder and player, Digital camera, Audio equipment, Microwave ovens, Phone systems, Computer repair
Make
Model
Problem
Solution
Date
Found: 8
Sharp
51DS-02S CA10
Dead
Q602 (BUH515) & both audio amps IC2300 & 2301 (TDA7480) s/c, also C720 100uF/200V) blown top.
14-09-04
Sharp
51DS-02S CA10
HT high at 200v (112v)
Opto IC705 (MOC8106).
14-09-04
Sharp
51D
S02
GREEN PATCHES AND STRANGE COLOURS ON BRIGHT SCENE
ENTER SERVICE MODE (HOLD VOL- AND CH+ AND SWITCH ON) SELECT PAGE 00 AND SET POS 04 TO 24 POS 05 TO 2C AND POS 06 TO 4B
14-09-04
SHARP
51D
S02
H
NO SOUND
REPLACE IC104 SHARRRHIX1588BMZZ
14-09-04
Sharp
51D
S02
H
St/by only & no control of front controls
R705 68k micro feed o/c
14-09-04
Sharp
51D
S02
H CA10
Sound absent
corrupted EEPROM (8-pin SMD IC104 24C16) due to DJ on LOPTx earthing pin (focus, screen pots).
14-09-04
Sharp
51D
S02
H CA10
When replacing EEPROM
switch set on, after 10 sec delay whilst micro writes data, tune all the channels & select weakest then sw off tv. To enter service mode hold Ch+ & Vol- on front panel while switching mains on. Set comes on in service mode on weakest chan, using ch+/- on R/C choose "AGC take over" in menu & press STANDBY, set will adjust AGC automatically. Now correct geometry if reqd.& press STANDBY to memorize. To exit service mode simply switch off.
14-09-04
Sharp
CA10 51D
S02
H
no sound
IC104 NVM24C16 (RHIX1588BMZZ)
14-09-04
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