DOWNLOAD Sharp LC-20S5E Service Manual ↓ Size: 3.49 MB | Pages: 65 in PDF or view online for FREE

Model
LC-20S5E
Pages
65
Size
3.49 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
lc-20s5e.pdf
Date
PREV: Sharp LC-20S1E (serv.man32) Service Manual / Technical Bulletin

Sharp LC-20S5E Service Manual ▷ View online

LCD PANEL
ELECTRICAL ADJUSTMENTS
3. ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDE (WIRING CONNECTION)
CP7201
CP102
POWER PCB
MAIN PCB
AC IN
CD3810
OS2201
CP2200
OPERATION PCB
REMOCON PCB
CD
7201
D-4
CP503
CP4301
J4205
J4206
TU001
J4200
J4208
CP4302
CP3401 CP3400
CP302
CP301
CP4201
CP502
CD2200
J2200
J2201
J2202
CP2201
SPEAKER
CP6705
CP6703
CP6702
CP6701
CP6700
CP501
CD3401
CD3402
CD4302
CD306
TROUBLESHOOTING GUIDE
POWER DOES NOT TUNER ON
Is F501 broken?
Is there voltage at pin
4 of IC501 at 18.9V?
Is there voltage at pin
2 of IC504 at 3.3V?
Change F501.
Check IC501 and peripheral
circuit.
Change AV PCB.
No
Yes
Check IC504 and peripheral
circuit. Or change IC504.
No
No
Yes
Yes
E-1
TROUBLESHOOTING GUIDE
THE PICTURE DOES NOT
APPEAR.
Is there signal at
CP7201 ?
Is there signal at
IC7201?
Change CP7201.
Change IC7201.
Check IC803.
Or change SCALER PCB.
Is CD7201 connected?
Connected CD7201.
No
No
No
Yes
Yes
Yes
E-2
TROUBLESHOOTING GUIDE
Is setting of color
normal?
Is the color signal
received?
Change the setting of color.
Receive the color signal.
Check IC803 and peripheral
circuit.
THE COLOR DOES NOT
APPEAR
Yes
No
Yes
No
E-3
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