
EPSON ELP-3500 Service Manual
2-12
Circuit Block Diagram of the Video Board
Figure 2-11.
F600 CCP2E20 (600 mA)
F601 CCP2E20 (600 mA)
F602 CCP2E13 (520 mA)
C
N
6
0
0
Regulator
Regulator
IC600
line buffer
IC601
DAC
Temperature
detection
IC800
display timing
generator
Shift clock
level shifter
8 ch
I/O
8 ch
DAC
Sub
brightness
circuit
Driver
LCCOM
control
Light Valve R Driver
(CN850)
Light Valve G Driver
(CN900)
Light Valve B Driver
(CN950)
Output divider
(Analog)
R1 ~ R6
Output divider
(Analog)
G1 ~ 6
Output divider
(Analog)
B1 ~ 6
Fuses
Power
supply
+18 V
+12 V
+5 V
5 VDA
RT 0 ~ 7
GT 0 ~ 7
BT 0 ~ 7
Data clock
H start
Display control signal
SCL/SDA
Data clock
Lamp 2
SCK
1 ~ 6
DXIN
CLXIN
ROT
RAD
(J1/J2)
RAD
(J1/J2)
RAD (J1/J2)
LCCOM
R/G/B
R 1/2
G 1/2
Output lamp
Analog R/G/B
Connecst to
the main
board CN200
Video AMP
B 1/2
R 1/2
G 1/2
B 1/2
+15 V
Summary of Contents for Elp-3500
Page 1: ...ELP 3500 Epson America Inc TM ELP3500 Service Manual www electronicsrepair net ...
Page 2: ...ii ELP 3500 Service Manual ...
Page 12: ...EPSON ELP 3500 Service Manual 1 5 1 2 3 EXTERIOR VIEW OF THE REMOTE CONTROL Figure 1 9 ...
Page 17: ...EPSON ELP 3500 Service Manual 1 10 Driver Board Figure 1 18 Interface Unit Figure 1 19 ...
Page 20: ...EPSON ELP 3500 Service Manual 1 13 Lamp Inner Housing Figure 1 24 Control Panel Figure 1 25 ...
Page 29: ...EPSON ELP 3500 Service Manual 1 22 ...
Page 94: ...EPSON ELP 3500 Service Manual 5 9 ...
Page 98: ...EPSON ELP 3500 Service Manual A 4 A 2 Exploded Diagrams Figure A 1 Exploded Diagram 1 ...
Page 99: ...EPSON ELP 3500 Service Manual A 5 Figure A 2 Exploded Diagram 2 ...
Page 100: ...EPSON ELP 3500 Service Manual A 7 A 3 Schematic Diagrams Figure A 3 Schematic Diagram 1 ...
Page 101: ...EPSON ELP 3500 Service Manual A 8 Figure A 4 Schematic Diagram 2 ...
Page 102: ...EPSON ELP 3500 Service Manual A 9 Figure A 5 Schematic Diagram 3 ...
Page 103: ...EPSON ELP 3500 Service Manual A 10 Figure A 6 Schematic Diagram 4 ...
Page 104: ...EPSON ELP 3500 Service Manual A 11 Figure A 7 Schematic Diagram 5 ...
Page 105: ...EPSON ELP 3500 Service Manual A 12 Figure A 8 Schematic Diagram 6 ...
Page 106: ...EPSON ELP 3500 Service Manual A 13 Figure A 9 Schematic Diagram 7 ...
Page 107: ...EPSON ELP 3500 Service Manual A 14 Figure A 10 Schematic Diagram 8 ...
Page 108: ...EPSON ELP 3500 Service Manual A 15 Figure A 11 Schematic Diagram 9 ...
Page 109: ...EPSON ELP 3500 Service Manual A 16 Figure A 12 Schematic Diagram 10 ...
Page 110: ...EPSON ELP 3500 Service Manual A 17 Figure A 13 Schematic Diagram 11 ...
Page 111: ...EPSON ELP 3500 Service Manual A 18 Figure A 14 Schematic Diagram 12 ...
Page 112: ...EPSON ELP 3500 Service Manual A 19 Figure A 15 Schematic Diagram 13 ...
Page 113: ...EPSON ELP 3500 Service Manual A 20 Figure A 16 Schematic Diagram 14 ...
Page 114: ...EPSON ELP 3500 Service Manual A 21 Figure A 17 Schematic Diagram 15 ...