Nortel SONET AccessNode 800A Series - Page 313

Cabinet maintenance operations 12-21
AccessNode Series 800A Outside Plant Cabinet Installation 323-3001-210 Issue 1.0
Procedure 12-3 (continued)
Adjusting the high voltage shutdown for replacement rectifiers
Figure 12-3
NT5C10CE rectifier shelf with three MPR25 (NT5C05CA-3) rectifiers
FW-11328
—continued—
EQL
FLT
FAN
HVSD
ON/RFA
OUTPUT
V+
V-
3/4A 250V
LOAD
AC
DC
F1
FW-11328
Equalizer/float
switch and adjust
Fan alarm
HVSD adjust
Rectifier OK/fail
Circuit breakers
Test point
Current meter
Inrush current
limit fuse
MDA
EQL
FLT
FAN
HVSD
ON/RFA
OUTPUT
V+
V-
3/4A 250V
LOAD
AC
DC
F1
MDA
MDA
EQL
FLT
FAN
HVSD
ON/RFA
OUTPUT
V+
V-
3/4A 250V
LOAD
AC
DC
F1
Position 3 Position 2 Position 1
EQL
FLT
FAN
HVSD
ON/RFA
OUTPUT
V+
V-
3/4A 250V
LOAD
AC
DC
F1
MPR25