VARI
❋
LITE - VL440 / VL770 / VL880 S
POT
L
UMINAIRES
S
ERVICE
M
ANUAL
2 8
0 2 . 9 6 8 7 . 0 0 1 0 0
Driver Board Assembly Removal
WARNING:
Ensure that power is completely removed (disconnected) from luminaire before
attempting any work.
To remove driver board assembly:
CAUTION:
When handling printed circuit boards (such as the MCU assembly) make sure to follow
appropriate precautions to protect them ESD damage.
Step
1. Remove power from luminaire and allow unit to completely cool.
Step
2. Remove front cover assembly as described in
“Front Cover Assembly Removal” on page 19
Step
3. Remove MCU assembly as described in
“Main Control Unit (MCU) Assembly Removal” on
.
Step
4. At driver board assembly, disconnect the following cable assemblies:
a.
Pan Motor Power (make note of connector orientation) - Connector J9
b. 36Vdc - Connector J6
c.
Zoom Harness
d. Gobo Harness
e.
Tilt Harness - Connector J3
f.
Pan Encoder - Connector J1
g. Edge Harness
h. CYMD Harness
Step
5. At driver board assembly, remove two 4-40 x 3/8" PPZ SEMS screws as indicated in
.
Summary of Contents for Vari-Lite VL770
Page 1: ......
Page 13: ...FOREWORD 02 9687 0010 0 xi ...
Page 14: ...VARI LITE VL440 VL770 VL880 SPOT LUMINAIRES SERVICE MANUAL xii 02 9687 0010 0 ...
Page 30: ...VARI LITE VL440 VL770 VL880 SPOT LUMINAIRES SERVICE MANUAL 12 02 9687 0010 0 Notes ...
Page 156: ...VARI LITE VL440 VL770 VL880 SPOT LUMINAIRES SERVICE MANUAL 138 02 9687 0010 0 Notes ...
Page 164: ...VARI LITE VL440 VL770 VL880 SPOT LUMINAIRES SERVICE MANUAL 146 02 9687 0010 0 Notes ...
Page 188: ...VARI LITE VL440 VL770 VL880 SPOT LUMINAIRES SERVICE MANUAL 170 02 9687 0010 0 Notes ...
Page 189: ......