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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: 36
Goodmans
285DPL
"Put put" noise in st/by
WA21 zero ohm link on Dolby module - remove it
14-09-04
Goodmans
285DPL
Arcing effect on pic, int field & blanking out
Dry joint LOPTr heatsink
14-09-04
Goodmans
285DPL
ARCING ON PICTURE
RESOLDER LINE O/P TRANSISTOR HEAT SINK
14-09-04
Goodmans
285DPL
BLANK RASTER WITH SOUND
REPLACE C416,R409,R503 AND D506
14-09-04
Goodmans
285DPL
Dead - no sec volts after psu rebuild - LED rapid flash
C012 10µ 25v s/c - removes start & run supply to N010 pin 16
14-09-04
Goodmans
285DPL
DEAD WITH STANDBY LIGHT FLASHING
REPLACE RK68 AND VK71
14-09-04
Goodmans
285DPL
E/W dist with lack of width
RK62 not soldered properly
14-09-04
Goodmans
285DPL
E/W dist with lack of width
RK62 15R o/c, NS10 TDA8350Q faulty - check V508 diode lead hasn't s/c to RK62
14-09-04
Goodmans
285DPL
EHT COMES UP THEN SET SHUTS DOWN
SUSPECT LOPTX
14-09-04
Goodmans
285DPL
Field collapse
TDA 8350Q and RK68 10R fusible both blown part no JVC*TPCE0051for chip - must use correct version of chip - cheapest at CHS
14-09-04
Goodmans
285DPL
Field collapse
TDA8350Q, RK68 10R 1/2w & C069 220µ 35v
14-09-04
Goodmans
285DPL
Focus out with ticking from focus unit
Dry joint RK61 5M6
14-09-04
Goodmans
285DPL
Lack of height
FOP chip & RK68 1R feed res
14-09-04
Goodmans
285DPL
LACK OF WIDTH WITH E/W DISTORTION
CHECK RK62 FOR DRY JOINTS
14-09-04
Goodmans
285DPL
LED flashes 3 times ata sw on then dead
VK71 BYW32 s/c & NS10 TDA8350Q s/c
14-09-04
Goodmans
285DPL
LED FLASHES 3 TIMES THEN STAYS ON SET DEAD
REPLACE VK71 AND NS10
14-09-04
Goodmans
285DPL
No or int col
CD37 22nF 25v sm leaky - pin 6 ND10 or CD15 270pF sm pin 33 ND10
14-09-04
Goodmans
285DPL
No pic - blank raster if A1 advanced
CK53 0µ12 in LOP
14-09-04
Goodmans
285DPL
No pic or OSD - Txt headings at bottom - sound ok
Flyback pulses to pin 39 ND10 jungle IC dist - CK53 120nF near LOPTx
14-09-04
Goodmans
285DPL
No sound
NA90/40 s/c TDA2615 & RA24 1R o/c
14-09-04
Goodmans
285DPL
NO SOUND FROM HEADPHONE SOCKET
CHECK HEADPHONE LEVEL IN SOUND MENU
14-09-04
Goodmans
285DPL
No sound from phone skt
Check sound options menu
14-09-04
Goodmans
285DPL
POWERS UP THEN GOES TO STANDY
VK67 ON PIN 3 OF LOPTX S/C
14-09-04
Goodmans
285DPL
PUTTING NOISE ON STANDBY
REMOVE LINK WA21 ON DOLBY MODULE
14-09-04
Goodmans
285DPL
Reverts to st/by at sw on
VK67 BA158 s/c ( pin 3 LOPTx)
14-09-04
Goodmans
285DPL
Shuts down with EHT rush at sw on
LOPTx
14-09-04
Goodmans
285DPL
Snowy pic
Check AGC volts pin 1 tuner - if < 9v sus C101 47nF sm
14-09-04
Goodmans
285DPL
St/by only
timing constant capacitor for the standby IC is leaky. The IC is mounted on a heatsink in the middle of the board. C093 is a pair of surface mount capacitors [in parallel] connected between pins 2 and 4 of the IC. Remove these capacitors and replace them with a 220nf.
14-09-04
Goodmans
285DPL
St/by only
C093 leaky (No reset volts to micro)
14-09-04
Goodmans
285DPL
St/by only
FOP chip TDA8350Q, NS10 RK68 10R fusible & VK71 BY399
14-09-04
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