Model 3820 Dcp Leds; Sdcp Leds - Paradyne 3800 User Manual

DCP LEDs for the standalone Model 3820 are listed
and described in Table 4-2.
Label Color
RTS/105 green
CTS/106 green
TXD/103 green
LSD/109 green
RXD/104 green
SQ yellow
Label Color
OK green
Alrm red
BckUp yellow
Test yellow
EC green
3810-A2-GB30-30
Table 4-2

Model 3820 DCP LEDs

RTS signal is ON.
CTS signal is ON.
The modem is receiving data from the DTE to transmit. (ON equals space.)
The modem receiver has detected a valid carrier signal and is capable of transferring data to
the DTE.
Data is being transferred to the DTE. (ON equals space.)
The receive telephone line signal is degraded.
Table 4-3

SDCP LEDs

Power is ON and the modem is capable of operating.
The modem has detected a problem with its operation. For example, the modem failed a
self-test.
The modem, originally configured for leased-line operation, is now operating on dial
networks in a Dial Backup mode.
The modem is involved in a test. Normal operation is not possible.
Modem is in Error Control mode.
September 1998
The SDCP LEDs are listed and described in Table 4-3.
Indicates
Indicates
DCP Operation
4-5