USER’S GUIDE RS232 PC-FAX EXPANDER Type 185
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6.2 MEMORY TRANSMISSION

Using fax memory will contribute the fax data processing to the fax transmission
and give you additional dialing capabilities from your faxing application:
•MMR fax data compression technique,
•ECM
•use of fax Quick Dial, Speed Dial, and Group Dial,
•G4 transmission (with ISDN Unit Option)
•G3 Transmit Terminal Identifier (TTI) can be turned on or off.
The TTI is initially turned off by User Parameter Switch 20 to avoid possi-
ble conflicts with the PC faxing application's fax header.
1. 1. Program User Parameter Switch 20 for memory transmission.
Digit 0 is 1.
To program Switch 20 see page 8.
2. To send TTI, program Switch 20 Digit 1 to 1.
3. Follow the sending procedures of your faxing application's user manual.

FAX MEMORY OVERFLOW

If transmission from the PC fills the fax machine’s memory to capacity, the accu-
mulated pages will be sent as a file. An error report will be issued by the fax
machine.
MODEM
DIU : The Digital Interface Unit, or RS232 Port
DCR : The Data Compression/Reconstruction Unit
MEMORY
FAX WITH PC-FAX EXPANDER
DIU
(RS232 Port)
DCR