Patch Module With A/B Switching And In-Line Patch Access (Psm-02) - ADC and V35 User Manual

LED STATUS INDICATOR
3.3

Patch Module with A/B Switching and In-Line Patch Access (PSM-02)

This PS module operates similarly to the PSM-01 by providing patching, switching, and switch
status indication, except it does not contain LED status indicators and alarm circuitry. A detailed
circuit diagram of this module is shown in
Table 2-4. LED Status Indicators
A
B
TD
RD
DCD
SQ
RTS
CTS
DSR
DTR
ALM
Table 2-5. Alarm Time Delay Settings
ARC LENGTH
Shortest
Longest
ADCP-50-304 • Issue 19 • June 1999 • Section 2: Functional Description
COLOR SIGNAL DEFINITION
Red DTE-A
Green DTE-B
Green Transmitted Data
Green Received Data
Green Data Carrier Detect
Green Signal Quality Detect
Red Request To Send
Red Clear To Send
Red Data Set Ready
Red Data Terminal Ready
Yellow Alarm On
TIME DELAY
50 HZ AND 60 HZ ENVIRONMENT
1 µsec
64 msec
256 msec
0.51 sec
1.02 sec
8.19 sec
32.75 sec
65.5 sec
Figure 2-7.
© 1999, ADC Telecommunications, Inc.
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