Epson Stylus Color 740 Service Manual

EPSON Stylus COLOR 440, 640, and 740 Chapter 2 Operating Principles
53
Figure 2-19. C257 MAIN Board Block Diagram for Stylus COLOR 740
Address
Data
Reset IC
(IC9)
CR1
Timer
Counter
(IC8)
Batt1
EEPROM
(IC7)
CN1 Parallel
Q2&Q3
Head
CN9 HD FFC
PF Motor
CR Motor
CN7
C209 PNL
CN11
CN6
ASF Sensor
CN4
HP Sensor
CN5
PE Sensor
Transceiver
(IC10)
CN2 Serial
Motor
Driver
(IC13)
Common
Driver
(IC14)
CN8
Motor
Driver
(IC12)
Buffer
(IC9)
CN3 USB
P-ROM
(IC3)
D-RAM
(IC4)
M-ROM
(IC6)
D-RAM
(IC5)
Motor
Driver
(IC11)
C90A05
(IC1)
E05B588
(IC2)

Epson Stylus Color 740 Specifications

General

Brand	Epson
Model	Stylus Color 740
Category	Printer
Language	English