3-92
V
ARI
*L
ITE®
-
VL2B
AND
VL2C
S
POT
L
UMINAIRE
S
ERVICE
M
ANUAL
CONFIDENTIAL
02.9631.0010
15 Jan 98
3.3.9
Yoke Termination Board Removal and Replacement
Parts:
1 EA
PCB ASSY, YOKE CBL TERM (VL 2) (24.9621.0085)
Tools:
Screwdriver, Phillips #1
Screwdriver, Phillips #2
To remove and replace yoke termination board (Figure 3-27):
CABLE SIDE RAIL
#6 INTERNAL TOOTH
LOCK WASHER
6-32X1/4"PPZ SCREW
YOKE TERMINATION
BOARD
RAIL COVER
CABLE SIDE
YTBTB
Figure 3-27. Yoke Termination Board Removal and Replacement
Step 1.
Remove power to luminaire.
Step 2.
Remove head covers.
a. Remove 20, 6-32x5/16"PFB screws that secure head covers
to rails. Remove both head covers.
Step 3.
Disconnect yoke termination board connectors.
a. At yoke termination board (Figure 3-2), disconnect the
following connectors:
1. Brightness/focus bulkhead four-pin connector at header
marked IRIS E.T. (rev. C board) or DIM EOT (rev. D
board).
2. Brightness/focus bulkhead six-pin connector at header
marked DIM IRIS (rev. C board) or DIM (rev. D
board).
3. Brightness/focus bulkhead six-pin connector at header
marked LENS.