Data Path Through The Interface Board - Gestetner A294 Service Manual

2.13.4 DATA PATH THROUGH THE INTERFACE BOARD

When the connect copy kit, CD-ROM reader/writer, or printer controller is used, the
image data are transferred through the interface board as shown in the diagram
below.
Printer
Controller
Scanner
Application
GACNIU_B: An ASIC which handles the data transmission between the memories
in the SICU and CD-ROM reader/writer or the connect copy interface.
LVDS: A noise-resistant interface
IMACB: AN ASIC which controls data memory
H8: A CPU which controls the SCSI controller
SM
CÓPIA NÃO CONTROLADA
SICU
I P U
I/F Board
H 8
S C S I
Controller
C D R W
2-129
CÓPIA NÃO CONTROLADA
I M A C B _ 1 I M A C B _ 2
G A C N I C _ B
L V D S L V D S
Connect Copy I/F
A294D994.WMF
OTHERS
A294/A295