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DP26640 Schematic ( PDF Datasheet ) - Sanyo

Teilenummer DP26640
Beschreibung Remote Control Digital Color Television SERVICE MANUAL
Hersteller Sanyo
Logo Sanyo Logo 




Gesamt 30 Seiten
DP26640 Datasheet, Funktion
SERVICE MANUAL
FILE NO.
Remote Control Digital
Color Television
DP26640 (U.S.A.)
(CANADA)
ORIGINAL VERSION
Chassis No. P26640-06
NOTE: Match the Chassis No. on
the unit’s back cover with
the Chassis No. in the
Service Manual.
If the Original Version
Service Manual Chassis
No. does not match the
unit’s, additional Service
Literature is required. You
must refer to “Notices” to the
Original Service Manual
prior to servicing the unit.
Servicing should be performed by only trained and qualified service personnel.
Contents
SAFETY INSTRUCTIONS. . . . . . . . . . . . . . . . . . . . . . . . . 2
SERVICE ADJUSTMENTS . . . . . . . . . . . . . . . . . . . . . . . . 3
ON-SCREEN SERVICE MENU . . . . . . . . . . . . . . . . . . . . . 4
POWER FAILURE CIRCUIT . . . . . . . . . . . . . . . . . . . . . . . 5
MECHANICAL DISASSEMBLY . . . . . . . . . . . . . . . . . . . . 6
CHASSIS ELECTRICAL PARTS LIST . . . . . . . . . . . . . . . . 8
COMPONENT AND TEST POINT LOCATIONS . . . . . . 20
BLOCK DIAGRAM POWER LINES. . . . . . . . . . . . . . . . . 23
BLOCK DIAGRAM SIGNAL LINES . . . . . . . . . . . . . . . . 24
IC BLOCK DIAGRAMS . . . . . . . . . . . . . . . . . . . . . . . . . . 25
TROUBLESHOOTING FLOW CHARTS . . . . . . . . . . . . . 31
MAIN IC PROCESSOR & PERIPHERICALS . . . . . . . . . . 34
SCHEMATIC NOTES . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
IC, DIODE, AND TRANSISTOR PIN LAYOUTS. . . . . . . 36
PC BOARD CONNECTIONS AND LOCATIONS . . . . . . 37
CAPACITOR AND RESISTOR CODE CHART . . . . . . . . 38
SCHEMATIC DIAGRAMS. . . . . . . . . . . . . . . . . . . . . . . . 39
DP26640, N8MK, PRODUCT CODE 113023504
Specifications
POWER RATING . . . . . . . . . . . . . . . . . . . . . . . . . 120VAC
95 W (AVG.)
ANTENNA INPUT IMPEDANCE. . . . . . . . . . . . . . . . . 75Ω
UHF/VHF/CATV
DIGITAL
RECEIVING CHANNEL . . . . . . . . . . . . . . . . . 2 - 13 (VHF),
14 - 69 (UHF),
01, 14-94, 95-135 (CATV)
1-135 (DIGITAL)
REMOTE READY. . . . . . . . . 36 KEY REMOTE CONTROL
SOUND OUTPUT. . . . . . . . . . . . . . . . . . . . . . . 10.0 W/CH
INTERMEDIATE FREQUENCY
PICTURE IF CARRIER . . . . . . . . . . . . . . . . . . 45.75MHz
SOUND IF CARRIER . . . . . . . . . . . . . . . . . . . 41.25MHz
COLOR SUB CARRIER . . . . . . . . . . . . . . . . . 42.17MHz
CABINET DIMENSIONS
WIDTH . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 663mm
HEIGHT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 484mm
DEPTH INCLUDING BASE . . . . . . . . . . . . . . . . 241mm
REFERENCE No. SM780181






DP26640 Datasheet, Funktion
MECHANICAL DISASSEMBLY
CAUTION:
This LCD TV uses several different kinds of screws. Using
the correct screw is necessary to prevent damage. Lead
wires must be redressed to their previous locations after
servicing. The Earth sheet and gasket are provided to pre-
vent interference to other radio and television receivers.
The Earth sheet and gasket should be returned to its previ-
ous position after servicing.
Back Lid
BACK LID REMOVAL
Remove 3 screws to take the back lid off.
(A: 3x6, 2pcs; C: 3x14, 1pc.)
STAND REMOVAL
Note: Position TV face down on a padded or cushioned
surface to protect the screen and finish.
Remove 4 screws (B: 6x16) to take the stand off.
ANALOG BOARD AND MAIN (DIGITAL)
BOARD REMOVAL
Remove 11 screws (C: 3x14) to take the analog board and
the main (digital) board off.
A
B
Analog Board
C
B
Main(Digital) Board
C CC
C
C
C
C
CC
CC
BACK CABINET REMOVAL
Remove 14 screws (C:3x14, 10pcs; D:4x8, 4pcs;) to take the
back cabinet off.
C
CD
C
D
C
C
D
CC
D
CC
C
–6–

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DP26640 pdf, datenblatt
Schematic
Location
Part No.
R5554
R5555
R5556
R5557
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R5559
R5560
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R5562
R5563
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R5588
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R5594
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R5599
R5650
R5653
R5654
R5659
R5662
R5700
R5701
R5702
R5750
R5751
R5753
R5900
R5901
R5902
R5903
R5908
D0GBR00JA071
D0GB750JA072
D0GBR00JA071
D0GB750JA072
D0GBR00JA071
D0GB750JA072
D0GBR00JA071
D0GBR00JA071
D0GB750JA072
D0GBR00JA071
D0GB750JA072
D0GBR00JA071
D0GB750JA072
D0GBR00JA071
D0GB681JA069
D0GB105JA071
D0GBR00JA071
D0GB101JA069
D0GB101JA069
D0GB103JA072
D0GB103JA072
D0GB103JA072
D0GBR00JA071
D0GB103JA072
D0GB103JA072
D0GB103JA072
D0GB222JA072
D0GB101JA069
D0GB101JA069
D0GBR00JA071
D0GBR00JA071
D0GB102JA071
D0GB102JA071
D0GB102JA071
D0GB472JA072
D0GB472JA072
D0GB103JA072
D0GB103JA072
D0GB101JA069
D0GB103JA072
D0GBR00JA071
D0GB101JA069
D0GB472JA072
D0GB101JA069
D0GB472JA072
D0GB101ZA037
D0GB101JA069
D0GB101ZA037
D0GB103JA072
D0GB103JA072
D0GB103JA072
D0GB101JA069
D0GB101JA069
D0GB103JA072
D0GB821ZA037
D0GBR00JA071
Description
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
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MT-GLAZE
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MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
0.000 ZA 1/10W
75 JA 1/10W
0.000 ZA 1/10W
75 JA 1/10W
0.000 ZA 1/10W
75 JA 1/10W
0.000 ZA 1/10W
0.000 ZA 1/10W
75 JA 1/10W
0.000 ZA 1/10W
75 JA 1/10W
0.000 ZA 1/10W
75 JA 1/10W
0.000 ZA 1/10W
680 JA 1/10W
1M JA 1/10W
0.000 ZA 1/10W
100 JA 1/10W
100 JA 1/10W
10K JA 1/10W
10K JA 1/10W
10K JA 1/10W
0.000 ZA 1/10W
10K JA 1/10W
10K JA 1/10W
10K JA 1/10W
2.2K JA 1/10W
100 JA 1/10W
100 JA 1/10W
0.000 ZA 1/10W
0.000 ZA 1/10W
1K JA 1/10W
1K JA 1/10W
1K JA 1/10W
4.7K JA 1/10W
4.7K JA 1/10W
10K JA 1/10W
10K JA 1/10W
100 JA 1/10W
10K JA 1/10W
0.000 ZA 1/10W
100 JA 1/10W
4.7K JA 1/10W
100 JA 1/10W
4.7K JA 1/10W
100 FA 1/10W
100 JA 1/10W
100 FA 1/10W
10K JA 1/10W
10K JA 1/10W
10K JA 1/10W
100 JA 1/10W
100 JA 1/10W
10K JA 1/10W
820 FA 1/10W
0.000 ZA 1/10W
Schematic
Location
Part No.
R5910
R5950
R5952
R5954
R5956
R5957
R6314
R6315
R6317
R6318
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R6322
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R6331
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R6340
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R6348
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R6502
R6515
R6518
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R6563
R6564
R6565
R6566
R6576
R6577
R6579
R6581
R6582
R6600
R6602
R6604
R6606
D0GB103ZA038
D0GB103JA072
D0GB102JA071
D0GB102JA071
D0GB103JA072
D0GB102JA071
D0GBR00JA071
D0GBR00JA071
D0GBR00JA071
D0GBR00JA071
D0GBR00JA071
D0GBR00JA071
D0GBR00JA071
D0GBR00JA071
D0GZ151JA019
D0GZ151JA019
D0GZ151JA019
D0GB105JA071
D0GB103JA072
D0GB103JA072
D0GBR00JA071
D0GB103JA072
D0GB103JA072
D0GB103JA072
D0GB103JA072
D0GB103JA072
D0GB102JA071
D0GB103JA072
D0GB103JA072
D0GB473JA072
D0GB473JA072
D0GB102JA071
D0GB103JA072
D0GB470J0002
D0GB470J0002
D0GB102JA071
D0GBR00JA071
D0GBR00JA071
D0GB223JA070
D0GB470J0002
D0GB473JA072
D0GB473JA072
D0GB102JA071
D0GB103JA072
D0GB470J0002
D0GB470J0002
D0GB102JA071
D0GBR00JA071
D0GBR00JA071
D0GBR00JA071
D0GB470J0002
D0GB223JA070
D0GBR00JA071
D0GB103JA072
D0GB103JA072
D0GBR00JA071
Description
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
MT-GLAZE
10K FA 1/10W
10K JA 1/10W
1K JA 1/10W
1K JA 1/10W
10K JA 1/10W
1K JA 1/10W
0.000 ZA 1/10W
0.000 ZA 1/10W
0.000 ZA 1/10W
0.000 ZA 1/10W
0.000 ZA 1/10W
0.000 ZA 1/10W
0.000 ZA 1/10W
0.000 ZA 1/10W
150 JA 1W
150 JA 1W
150 JA 1W
1M JA 1/10W
10K JA 1/10W
10K JA 1/10W
0.000 ZA 1/10W
10K JA 1/10W
10K JA 1/10W
10K JA 1/10W
10K JA 1/10W
10K JA 1/10W
1K JA 1/10W
10K JA 1/10W
10K JA 1/10W
47K JA 1/10W
47K JA 1/10W
1K JA 1/10W
10K JA 1/10W
47 JA 1/10W
47 JA 1/10W
1K JA 1/10W
0.000 ZA 1/10W
0.000 ZA 1/10W
22K JA 1/10W
47 JA 1/10W
47K JA 1/10W
47K JA 1/10W
1K JA 1/10W
10K JA 1/10W
47 JA 1/10W
47 JA 1/10W
1K JA 1/10W
0.000 ZA 1/10W
0.000 ZA 1/10W
0.000 ZA 1/10W
47 JA 1/10W
22K JA 1/10W
0.000 ZA 1/10W
10K JA 1/10W
10K JA 1/10W
0.000 ZA 1/10W
– 12 –

12 Page





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