Epson STYLUS Scan 2500 Service Manual page 58

EPSON Stylus Scan 2500
CN3
USB
USB hub
Local Copy Block
(See the B101 MAIN
Board schematic in
MAIN Board
Operating Principles
IC9
1284 Transceiver
IC17
Chapter 7)
1284
Figure 2-23. B102 Main Board Block Diagram
Electrical Circuit Operating Principles
1284 I/F
CN1
CN15
System & Scanner
Block
(See the B101 MAIN
Board schematic in
Chapter 7)
Buttons
LED/LCD
Printer Block
(See the B101 MAIN
Board schematic in
Chapter 7)
CN10
PSB/PSE Board
Option
CN2
Panel
Scan
Mechani
Mechanis
Revision A
Unit
sm
Print
m
58