Canon imagePRESS C1 Service Manual - page 251
Chapter 4
4-3
F-4-2
[5] Relay Circuit Board (Gu-short)
Bus connections (when EFI controller is not connected)
Main Controller Circuit Board (SUB O-B)
EFI controller connection
[6] Main Controller Circuit Board (SUB S-B, ZJ-A)
Scanner interface, scanner image processing (resolution conversion, image rotation,
compression/decompression)
[7] Main Controller Circuit Board (SUB LAN-bar-A)
LAN connection, HDD controller, HDD power supply
[8] BOOT ROM
ROM memory storing the boot program
[9] SRAM Circuit Board
SRAM mounting
[10] DDR-SDRAM
Program-related data save, image data save
[11] LIPS LX Printer & Scanner Kit Circuit Board (RB-A)
LIPS LX Printer & Scanner Kit features add-on (optional)
HDD HDD
System software storage, image data storage, image data save for BOX/FAX function
[A]
Reader Unit
[B]
DC Controller Circuit Board
PC Board Name
Function
HDD
[2]
[1]
[3]
[4]
[5]
[6]
[7]
[8]
[9]
[A]
[B]
[C]
[10]
[11]