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Board Descriptions
A - 14
OKIOFFICE 44 Serv. Man., P/N 59276801
300 bps Send Mode
Figure A2.1.4 shows the 300bps send protocol signal route
In G3 communication, this is the route of the procedural control signals (pre-message, post-message phases
etc.) at 300bps.
The protocol send data is read into DRAM in the sequence the contents of various data stored in the FLASH
memory area in advance under the control of CPU. The contents of the frame has been edited on the DRAM
by CPU and sent to MODEM via CPU. HDLC (high level data link control) frame of the data is structured by
the modem and converted to serial data in synchrony with the modem’s DCLK (data clock). After modula-
tion, the protocol signal is output from “S” of the modem and sent to the telephone line L1 and L2 via the
transformer T1 of NCU.
Summary of Contents for OKIOFFICE 44
Page 2: ...All specifications are subject to change without notice Service Manual OKIOFFICE 44 59276801...
Page 135: ...Disassembly 4 6 OKIOFFICE 44 Service Manual P N 59276801 Whole Unit Picture FX048 CP4 1 Fig 01...
Page 329: ...Illustrated Parts List D 6 OKIOFFICE 44 Service Manual P N 59276801 Section 2 Printer Unit...
Page 331: ...Illustrated Parts List D 8 OKIOFFICE 44 Service Manual P N 59276801 Section 3 Operator Panel...
Page 351: ...Illustrated Parts List D 28 OKIOFFICE 44 Service Manual P N 59276801 Section 12 Cables...
Page 357: ...Board Layout E 2 OKIOFFICE 44 Service Manual P N 59276801 MEM eps E 2 MEM PCB...
Page 358: ...Board Layout E 3 OKIOFFICE 44 Service Manual P N 59276801 TEL U eps E 3 TEL U PCB...
Page 359: ...Board Layout E 4 OKIOFFICE 44 Service Manual P N 59276801 Hook eps E 4 Hook PCB...
Page 388: ...OKIOFFICE 44 Service Manual Part Number 59276801 Printed in the USA...