Canon Super G3 Fax Board-AF1, Service Manual

Page: 57 / 74

Chapter 5
5-15
5.7 Test Mode (TEST)
5.7.1 MODEM Test
5.7.1.1 Relay Test (RELAY-1)
0025-3162
Use it to see if the individual relays on the NCU board go on and off as expected.
F-5-6
<Using Text Mode>
1) From the relays indicated on the screen, select the one you want to test; then, turn it off or on using the Up/Down key. (Some of the relays may not actually exist
on the NCU board.)
5.7.1.2 Frequency Test (FREQ)
0025-3163
Of the items indicated below, press one; in response, the DC circuit will be closed and the selected frequency will be transmitted using the tone transmission function
of the modem. You can also monitor the transmission signal by listening to the sound generated by the speaker. To stop the operation and end test mode, press the
key.
F-5-7
'RBT' is not currently supported.
<1/1> <MODEM>
<READY>
Report
Sssw Menu Num Ncu Type ISDN Print Clear Test
CML
P
S
H
D
R
<RELAY-1>
OFF
OFF
OFF
OFF
OFF
OFF
OK
<1/1>
<READY>
Report Sssw Menu Num Ncu Type ISDN Print Clear Test
<FREQ> <MODEM>
OK
RBT
462Hz
1100Hz
1300Hz
1500Hz
1650Hz
1850Hz
2100Hz