CopperOptics 150-1342-01 Manual - Página 10

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Section 363-742-102
Revision 01
C. INSTALLATION AND TEST

9. UNPACKING

9.01
Upon receipt of the equipment, proceed as follows:
1. Unpack each container and visually inspect it for
signs of damage. If the equipment has been
damaged in transit, immediately report the extent
of damage to the transportation company and to
PairGain. Order replacement equipment
necessary.
2. Check the contents versus the packing list to
ensure complete and accurate shipment. If the
shipment is short or irregular, contact PairGain as
described in Section 5. If you must store the
equipment for a prolonged period, store the
equipment in its original container.
Observe normal electrostatic discharge precautions when handling electronic equipment. Do not hold electronic
Step
Operation
1
Install RT
Line Unit
2
Measure
Voltages
Page 10
TABLE 2. FRL-742 RT LINE UNIT TURN-UP AND TESTING
plugs by their connector edges. Do not touch components or circuitry.
Action
a. Insert the FRL-742 RT
Line Unit into the RT
Enclosure.
b. At both the COT and
RT Line Unit, observe
the front panel
indicators.
c. After the system has
powered up,
established HDSL
synchronized
communications, and
no calls are in progress,
observe the RT Line
Unit front panel
indicators.
a. Make the following
measurement on the RT
Enclosure backplane:
b. Make the following
measurements on the
COT Shelf backplane:

10. TURN-UP AND TESTING

10.01
Table 2 provides step-by-step turn-up and test
procedures for the FRL-742 RT Line Unit.

11. TROUBLESHOOTING

11.01
Table 3 provides troubleshooting procedures based
on indications displayed by the front panel indicators of FRL-
742 RT Line Units. Table 4 contains a glossary of PG-Flex
if
terms.
CAUTION
• All LEDs on the RT Line Card turn on for approximately 7
seconds, then scan from top to bottom.
• The PWR LED remains on.
• After approximately 30 seconds, the SYNC LEDs for Line 1 and
Line 2 begin to flash.
• Within 35 seconds, the SYNC LEDs for Line 1 and Line 2 turn on.
POWER
on
LOOP 1 SYNC
on
LOOP 1 MARGIN off
LOOP 2 SYNC
on
LOOP 2 MARGIN off
FAULT
off
TEST
off
ACO
off
130 Vdc to 250 Vdc between HDSL_T and HDSL_T
• -130 Vdc, ±10%, between HDSL_T1 and Chassis Ground
• 0 Vdc to +120 Vdc between HDSL_T2 and Chassis Ground
Observe