PCBS
SM 2-25 A265/A256
Detailed
Descriptions
A895
Example:
If you wish to change the port setting from PSTN-1 G3 to ISDN G4,
1. Change the data in address 68E8E4(H) to 00(H) (0000 0000)
2. Change the data in address 68E8E5(H) to 0D(H) (00001101)
NOTE:
1) Do not use this procedure if there are any files stored in the memory
awaiting transmission.
2) Quick/Speed Dial addresses containing an F-code (i.e., for
communications that will use SEP/SUB/PWD/SID) cannot be converted
to ISDN G4.
2.6 PCBS
2.6.1 FCU
The FCU (Facsimile Control Unit) controls fax communications, the video interface
to the base copier’s engine, and all the fax options.
FCU
CPU (RU30)
DRAM
(8 MB)
V.34 MODEM
ISDN
DMA BUS
Bus Interface
Parallel Interface
Analog Circuit
NCU
Monitor
Speaker
BiCU
EXFUNC
Board
(512 kB)
EXMEM
Board
(32 MB)
CPU BUS
VIF
Flash ROM
(2 MB)
SRAM
(128 kB)
DCR
FACE
SG3
A895D535.WMF
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