DLP-503
: Detailed Level Procedures 363-206-305
Page 2 of 4 Issue 3, June 2000
DDM-2000 F
IBER
R
EACH
N
ARROWBAND
S
HELF
Figure 1 – Front View of Narrowband Shelf
6. Install unit in
RGU
slot.
7. Is
FAIL
indicator lit on
RGU
?
8.
!
CAUTION:
Before removing the
RGU
from the narrowband shelf, unlatch the unit
and wait 1 minute for capacitors to discharge.
Replace the
RGU
.
If
YES
, continue with
Step
8
.
If
NO
, proceed to
Step
11
.
Narrowband
shelf
Ringing generator unit
(RGU) mounting location
tpa853930-01
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