VARILITE VL4 Manual page 138

3-92
V *L
ARI ITE®
BRIDGE
RECTIFIERS
Figure 3-35. Mounted Capacitor Assembly Removal and Replacement
CONFIDENTIAL
- VL4™ W
L
ASH
d. While holding up luminaire head with one hand, reach under
yoke bearing and disconnect black, 26-pin connector from
motherboard marked YOKE A MB-P4. (Connector is
located next to connector marked YOKE B.)
e. At rear of chassis, behind power supply, disconnect 26-pin
black connector from motherboard header marked YOKE B
MB-P5.
f. Remove yoke bearing frame from chassis.
Step 7. Remove mounted capacitor assembly.
a. At chassis bottom, using diagonal cutters, remove cable ties
securing capacitor assembly to five cable anchors
(Figure 3-35).
b. At bottom right corner of motherboard, disconnect 4-pin
MATE-N-LOK connector from header marked UNREG.
DC MB-P8.
c. At bridge rectifiers, disconnect red, green, blue, and yellow
mounted capacitor assembly spade connectors.
d. At capacitor bracket, remove two 6-32x5/16"PPB screws
and #6 lock washers that secure bracket to chassis.
YELLOW
GREEN
BLUE
RED
WIRINGVW
S M
UMINAIRE ERVICE ANUAL
MOTHERBOARD
CONNECTOR
UNREG. DC
MB-P8
ADHESIVE BACIKED
CABLE ANCHOR
CABLE
ANCHORS
MOUNTED
CAPACITOR
ASSEMBLY
CAPACITOR
MOUNTING
BRACKET
#6 INTERNAL TOOTH
LOCK WASHER
6-32X5/16"PPB SCREW
02.9628.0010
7-Oct-97