Connector Layout; Interconnection; Connector Assignment - Epson Perfection 3200 Photo Service Manual

EPSON Perfection 3200 Photo

7.1 Connector Layout

This chapter gives additional information that is useful for carrying out service
work.

7.1.1 Interconnection

LAMP LAMP
2-pin
TPU_INVERTER
TPU_INVERTER
AC PLUG
CN1
POWER POWER
SUPPLY
SUPPLY
BOARD
BOARD
MPW0838
MPW0838
14-pin
CN102
6-pin
CN2
B149 SUB_A
B149 SUB_A
CN1
4-pin
CN1
B149 PNL B149 PNL
Figure 7-1. Interconnection
Appendix
LAMP LAMP
2-pin
B149 SUB_B
B149 SUB_B
CN2
CN1
CN1
2-pin
USB2.0
IEEE-1394
CN9 CN3 CN2
CR
CR
4-pin
MOTOR
MOTOR
B149 MAIN
B149 MAIN
CN6
25-pin
B149 ISN
B149 ISN
CN1
CN2
2-pin
CN1
INVERTER INVERTER
CN2
2-pin
LAMP LAMP

7.1.2 Connector Assignment

The connector signal lines for the scanner's main circuit board are as follows.
Board Connector
CN2
CN3
CN6
CN7
Main board
(B149 Main)
CN8
CN9
CN1
Power supply
board
CN101
(MPW0838)
CN102
CN1
SUB_ A board
(B149 SUB_ A)
CN2
Panel board CN1
CN1
CCD board
(B149 ISN)
CN2
CN1
Inverter board
CN2
CN1
TPU Inverter
board
CN2
SUB_B board
CN1
(B149 SUB_ B)
Connector Layout
Table 7-1. Connector Summary
Connected to Pin No.
IEEE-1394
USB2.0
CCD board
CR motor
Power supply
board
TPU Inverter
board
SUB_B boad
AC input
Main board
SUB_ A board
Panel board
Power supply
board
SUB_ A board
Main board
Inverter board
CCD board
Lamp
Main board
Lamp
Main board
Revision A
Tables to
8 7-2
6 7-3
25 7-4
4 7-5
14 7-6
5 7-7
2 7-7
2 7-8
14 7-6
6 7-9
4 7-10
6 7-9
4 7-10
25 7-4
2 7-11
2 7-11
2 7-12
5 7-7
4 7-13
2 7-7
60