Main Components; C229Main Board; C229Psb/Pse Board - Epson FX-880 Service Manual

2.1 MAIN COMPONENTS

This printer is divided into several main components for easy removal and repair. The main
components are :
C229MAIN
C229PSB/PSE
C229PNL
M-3J10
Housing

2.1.1 C229MAIN Board

The C229MAIN board consists of CPU TMP96C141AF (IC3), gate array E05B50 (IC2), EEPROM
AT93C46 (IC4), 1/4M PSRAM (IC5), 2/4M PROM (IC7), driver elements, and so on.

2.1.2 C229PSB/PSE Board

The C229 PSB/PSE power supply board consists of Transformer, Switching FET, Regulator IC,
Diode bridge, Fuse, Photo-coupler, and so on.
Rev. A
: Control board
: Power supply board
: Operation panel board
: Printer mechanism
: Upper case, Lower case, Rear sheet guide, Knob, Printer cover
Figure 2-1 . C229MAIN Component
Figure 2-2. C229PSB/PSE Component
FX-880 Service Manual
Chapter 2 Operating Principles
2-1