Lucent Technologies MERLIN LEGEND Release 5.0 Maintenance And Troubleshooting Manual page 97

MERLIN LEGEND Communications System Release 5.0
Maintenance and Troubleshooting 555-650-140
Control Unit Problems
Power Supply Problems
Steps 1 through 3:
Open the power supply
Step 4:
Detach cable
from wire clip
Disconnect the P202
header (pry the clip away
pull the header straight up)
Figure 4-2. Replacing a Ring Generator
Verify that the modification label (Equipped with 129B Freq Gen) is

attached to the front of the power supply (shown in
If not, attach the label supplied with the new ring generator.
Reinstall the power supply; follow Steps 5–8 in

Power
WIRE
CLIP
P202
Step 5:
from the header and
Supply'', later in this chapter.
Step 7:
Remove the four screws
(one in each corner of
the ring generator)
P2
P1
Step 4:
Detach cable
from wire clip
P101
Step 18:
Wire manager: when
finished, make sure
the modification
label "Equipped with
129B Freq Gen" is
attached.
June 1997
RING GENERATOR
UNIT
WIRE
CLIP
Grip
here
Grip
here
Step 6:
Disconnect the
P101 header
(grip the sides and
pull forcefully)
Figure 4-2).
''Replacing the
Issue 1
Page 4-7