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HDLCD1909
Service Manual
Sansui HDLCD1909 Service Manual Page 20
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Table of contents
TROUBLESHOOTING
BOOKMARKS
Rated
.
/ 5. Based on
customer reviews
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TROUBLESHOOTING GUIDE
(LCD SECTION)
POW
ER
DOES NOT TURN ON
Is F501 broken?
Change F501.
Change DIGIT
AL PCB.
No
Yes
Check
IC501 and peripheral
circuit.
No
Yes
Is there voltage at
pin 6 of IC501 21V?
E-1
E-1
1
2
...
15
16
17
18
19
20
21
22
23
24
25
...
36
37
SERVICE MANUAL
1
TO KNOWN
2
EARTH GROUND
2
TO EXPOSED
2
METAL PARTS
2
ABOUT LEAD FREE SOLDER (PbF)
3
TABLE OF CONTENT
4
GENERAL SPECIFICATIONS
5
DISASSEMBLY INSTRUCTIONS
10
SERVICE MODE LIS
14
CONFIRMATION OF INITIAL DATA
15
ELECTRICAL ADJUSTMENTS
16
1. ADJUSTMENT PROCEDURE
16
2. BASIC ADJUSTMENTS
16
(LCD SECTION)
20
TROUBLESHOOTING GUIDE
21
R8J04012BG(IC2801)
24
TRANSISTOR
30
REF. NO. PART NO. DESCRIPTION
31
RESISTORS RESISTORS
32
CAPACITORS
33
CAPACITORS CAPACITORS
34
SWITCHES MISCELLANEOUS
36
P.C.BOARD ASSEMBLIES
36
MISCELLANEOUS
36
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