Printed Circuit Boards; Printer Controller; Function; Memory - Ricoh Gestetner LANIER SAVIN G071 Service Manual

6.10 PRINTED CIRCUIT BOARDS

6.10.1 PRINTER CONTROLLER

Operation Panel
Board
Printer Controller

Function

The printer controller manages the printing processes and computer interface
functions.

Memory

A single, non-volatile random access memory (NVRAM) stores counter information
and printer settings.
When the controller board is replaced, install the NVRAM from the old board on the
new board.

Interfaces

Centronics (IEEE1284 Nibble, ECP)
Ethernet (100Base-TX/10Base-T)
USB 2.0
G071
CÓPIA NÃO CONTROLADA
Main Switch
High Voltage
Supply Board
BCU
LD Drive Board
Interlock Switch (5V)
6-52
CÓPIA NÃO CONTROLADA
PRINTED CIRCUIT BOARDS
AC
PSU
IOB
Interlock Switch (24V)
Optional Paper
Tray Unit
4 Bin Mailbox
Control Board
or
Finisher Control
Baord
Interchange Unit
Control Board
Duplex Unit
Control Board
By-pass Tray Unit
G070D998.WMF
SM