Block Diagram; After Replacement - Gestetner A265 Service Manual

BLOCK DIAGRAM

1.3 BLOCK DIAGRAM
C P U
M C 6 8 3 4 0 P V
2 5 . 1 6 6 M H z
D R A M
2 M B
O P T I O N
I/F
Controller
B o a r d
• The Flash ROM contains NIB firmware. The firmware can be upgraded over the
network or from an IC card connected to the controller.
• The EEPROM holds all the NIB settings. Before replacing the NIB, the EEPROM
data can be backed up in the controller memory, and restored to the new NIB

after replacement.

A265/A267
CÓPIA NÃO CONTROLADA
F l a s h R O M
A S I C Bridge
DISCII A G 1 0 0 1 V
S R A M
M A C
A m 7 9 C 9 7 1
E E P R O M
1-2
CÓPIA NÃO CONTROLADA
2 M B
P H Y
I C S 1 8 9 0
N e t w o r k
R J - 4 5
B307V501.WMF
SM