Lucent Technologies FiberReach DDM-2000 - Page 1464

TAP-114
: Trouble Clearing 363-206-305
Page 2 of 6 Issue 3, June 2000
DDM-2000 F
IBER
R
EACH
W
IDEBAND
S
HELF
10. Was a problem found in wiring?
If
YES
, continue with
Step 11
.
If
NO
, proceed to
Step 12
.
11. Correct wiring problem and proceed to
Step 17
.
12. Is fuse blown on
337A BATTERY CHARGER
?
If
YES
, proceed to
Step 16
.
If
NO
, continue with
Step 13
.
13. Is
BAT DISCHG
LED on
337A BATTERY CHARGER
lighted?
If
YES
, continue with
Step 14
.
If
NO
, proceed to
Step 16
.
14. Depress and hold
HIGH RATE CHG ACTIVATE
pushbutton on
337A
BATTERY CHARGER
. Is
BAT DISCHG
LED lighted?
If
YES
, continue with
Step 15
.
If
NO
, proceed to
Step 16
.
15.
NOTE:
HIGH RATE CHG ON
LED will remain lighted until batteries reach
approximately –58 volts. If batteries are completely discharged, it may
take approximately one day for
HIGH RATE CHG ON
LED to go out.
Release
HIGH RATE CHG ACTIVATE
pushbutton. Does
BAT DISCHG
LED
go off and is
HIGH RATE CHG ON
LED lighted?
If
YES
, proceed to
Step 17
.
If
NO
, continue with
Step 16
.
16. Replace
337A BATTERY CHARGER
and proceed to
Step 17
.
17. Did alarm clear?
If
YES
,
STOP. YOU HAVE COMPLETED THIS PROCEDURE
.
If
NO
, proceed to
Step 23
.
18. Use DMM to measure voltage at battery shelf jacks
J5 (+BAT)
and
J6 (–BAT)
.