Service Mode and System Tests
Machine
Default
FAX77 FAX80 FAX85
FAX77 FAX80 FAX85
LCD brightness (by RAM address)
o o
o
Dedicated Tx Parameters
o o o
Printout of all memory files
x x
o
Bit switches
o o
o
RAM rewriting - to local fax only
o o o
Error code display
o o o
Thermal head parameters
o o o
Serial number programming
o o o
NCU parameters
o o o
Modem/DTMF tone tests
o o o
Operation panel test
o
o o
Xenon lamp lighting
o o o
Sensor initialization
o o
o
Back-to-back test
o o o
Buzzer test
o o
o
Line condition check
o o o
Printer test patterns
o o o
Protocol dump list
o o o
Maximum address limitation
o o o
ADF/printer mechanism tests
o
o o
Notes
1. The keystroke programs are stored in Quick Dial Keys, so the no. of programmed Quick Dial Keys plus the
no. of programs cannot exceed 30.
2. The no. of addresses programmed for polling rx and for memory tx, when combined, cannot exceed 300.
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