Ricoh FACSIMILE FAX77 Field Service Manual page 58

7. Either:
Test another G3 signal. Go to step 4.
Press Stop to return to standby.
8. Press the key that corresponds to the G2 modem signal you want to test.
All white - Press 1
Repeating sequence: alternate black and white bits - Press 3
Repeating sequence: four white bits then one black bit - Press 4
Repeating sequence: one white bit then four black bits - Press 5
6 - Not used
9. Press Start.
10. When you have finished with this signal, press Stop.
11. Either:
Test another G2 signal. Go to step 8.
Press Stop to return to standby.
12. Press the key that corresponds to the signal you want to test.
2100 Hz - Press 1
1850 Hz - Press 2
1650 Hz - Press 3
13. Press Start.
14. When you have finished with this signal, press Stop.
15. Either:
Test another signal. Go to step 12.
Press Stop to return to standby.
All black - Press 2
1500 Hz - Press 4
1100 Hz - Press 5
462 Hz - Press 6
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