Canon Color imageCLASS MF8280Cw, Service Manual

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Service Mode > TESTMODE > FAX > MODEM
Service Mode > TESTMODE > FAX > MODEM
TESTMODE > PRINT M82 M85
START Output of test print
○ ○
Details To output a test print with the PG pattern set in PG-TYPE,
MODE, etc.
Use case At trouble analysis
Adj/set/operate method Press OK key.
FAX
■
MODEM
TESTMODE > FAX > MODEM M82 M85
RELAY-1 NCU relay test 1
▲ ▲
Details To test ON/OFF of relay and port switch of NCU.
This mode is disabled for an NCU with no relay and port
switch.
Use case When analyzing the cause of a problem
Adj/set/operate method Enter the setting value, and then press OK key.
Caution
Be sure to set the value back to 0 after the test.
Display/adj/set range 0 to 6
0: All OFF, 1: CML ON/OFF, 2: P ON/OFF, 3: S ON/OFF, 4:
H ON/OFF, 5: HD ON/OFF, 6: R ON/OFF
Default value 0
Related service mode TESTMODE> FAX> MODEM> RELAY-2
RELAY-2 NCU relay test 2
▲ ▲
Details To test ON/OFF of relay and port switch of NCU.
This mode is disabled for an NCU with no relay and port
switch.
Use case When analyzing the cause of a problem
Adj/set/operate method Enter the setting value, and then press OK key.
Caution
Be sure to set the value back to 0 after the test.
Display/adj/set range 0 to 7
0: All OFF, 1: CIST2 ON/OFF, 2: C1 ON/OFF, 3: NORG
ON/OFF, 4: DCSEL ON/OFF, 5: DCLIM ON/OFF, 6:
IPSEL1 ON/OFF, 7: IPSEL2 ON/OFF
Default value 0
Related service mode TESTMODE> FAX> MODEM> RELAY-1
T-8-43
TESTMODE > FAX > MODEM M82 M85
FREQ Frequency test
▲ ▲
Details To test whether the specified frequency is oscillated.
By closing or opening the DC circuit in accordance with
the setting value, the specified frequency is oscillated by
the tone transmission function of the modem.
Check this with the speaker.
Use case When analyzing the cause of a problem
Adj/set/operate method Enter the setting value, and then press OK key.
Caution
Be sure to set the value back to 0 after the test.
Display/adj/set range 0 to 7
0: OFF, 1: 462 Hz, 2: 1100 Hz, 3: 1300 Hz, 4: 1500 Hz, 5:
1650 Hz, 6: 1850 Hz, 7: 2100 Hz
Default value 0
G3TX G3 signal transmission test
▲ ▲
Details To test whether the specified G3 signal is transmitted.
By closing or opening the DC circuit in accordance
with the setting value, the specific G3 signal pattern is
transmitted at the specified transmission speed by the G3
signal transmission function of the modem.
Check this with the speaker.
Adj/set/operate method Enter the setting value, and then press OK key.
Caution
Be sure to set the value back to 0 after the test.
Display/adj/set range 0 to 9
0: OFF, 1: 300 bps, 2: 2400 bps, 3: 4800 bps, 4: 7200
bps, 5: 9600 bps, 6: TC7200 bps, 7: TC9600 bps, 8:
12000 bps, 9: 14400 bps
Default value 0
DTMFTX DTMF transmission test
▲ ▲
Details To test whether the specified DTMF signal is transmitted.
By closing or opening the DC circuit in accordance with
the setting value, the specified DTMF signal is transmitted
by the DTMF transmission function of the modem.
Check this with the speaker.
Adj/set/operate method Enter the setting value, and then press OK key.
Caution
Be sure to set the value back to 0 after the test.
Display/adj/set range 0 to 12
0: OFF, 1: 1, 2: 2, 3: 3, 4: 4, 5: 5, 6: 6, 7: 7, 8: 8, 9: 9, 10: 0,
11: *, 12: #
Default value 0
Supplement/memo DTMF (Dual Tone Multi Frequency): Signal method
combining two specific frequencies like a push-tone
phone.