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MIU202T Installation, Operation & Diagnostics Edition: December 28, 2000 Page 23
Addendum: 202T built on 1224 printed circuit board.
Test Functions:
A momentary push button switch and two yellow LED’s are provided to
perform the test functions. When both LED’s are OFF, the modem is in
normal mode. Power ON reset insures the modem starts in normal mode.
1) Pressing the switch once causes the DL LED to turn ON and the modem
is in DIDITAL loopback.
2) Pressing the switch a second time illuminates both LED’s, and the modem
provides a SPACE frequency carrier.
3) Pressing the switch a third time turns on the AL LED, and the modem is
in Analog Loopback.
4) Pressing the switch one more time returns the modem to normal mode.
NOTES: