Telenetics MOT202TRM - Manual (Page 26)

Troubleshooting
DTE
TEST PATTERN TRANSMITTER
ERROR CHECK RECEIVER
PAD
Modem
Self Test Mode
4-Wire Telephone Line
Self Test
TM
TX
RX
Amplifier
Figure 3-3. Self Test
DTE DTE
TEST
PATTERN
TRANSMITTER
ERROR
CHECK
RECEIVER
Local Modem
Send Test Pattern Mode
2-Wire Telephone Line
Remote Modem
Receive Test Pattern Mode
TM
Transmit Test Pattern
SPEED SELECT
Figure 3-4. Transmit Test Pattern
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