Backlight Lamp Replacement - Johnson Controls YORK OPTIVIEW YK Series Service Instructions Manual

FORM 160.54-M1
ent manufacturer than the one in the OptiView™ Con-
trol Center. Since each Display manufacturer requires
a specific Display Interface Board, Backlight Inverter
Board and Inverter Ribbon Cable, replacement Dis-
plays are ordered and supplied as a Display Replace-
ment Kit (YORK Part Number 331-01771-000) to as-
sure component compatibility. The items supplied in
the kit are compatible with the supplied Display. Dis-
play Replacement Kit 331-01771-000 consists of the
following items mounted on a display mounting plate:
1. Liquid Crystal Display with Lamp
2. Appropriate Display Interface Board for item 1
3. Appropriate Backlight Inverter Board for item 1
4. Appropriate ribbon cable (Backlight Inverter
Board to Microboard) for item 1
5. Ribbon cable (Display Interface Board to
Microboard)
6. All mounting hardware
7. Installation instructions. A label attached to the
display mounting plate lists the YORK part
numbers of the Display supporting components
mounted on the display mounting plate and the re-
quired Microboard Program Jumper (JP2 through
8) configurations. Microboard Program Jumpers
JP2 through JP8 will have to be configured appro-
priately for the replacement display.
Display Handling
1. The display is made of glass. It could break if
dropped.
2. The display front surface is easily scratched. If
soiled, wipe with a dry cotton cloth. Use no water
or chemicals.
3. The display is static sensitive. Electrostatic dis-
charges may damage the display.
4. A laminated film is adhered to the display front
glass surface to prevent it from being scratched.
Peel off very slowly to prevent static damage.
Always remove control power from the
OptiView™ Control Center before con-
necting or disconnecting wires to the
display. Connecting or disconnecting
wires to the display with power applied
will damage the display!!!
JOHNSON CONTROLS
SECTION 6 - LIQUID CRYSTAL DISPLAY

BACKLIGHT LAMP REPLACEMENT

SHARP LQ10D367/368 (031-01774-000) Display
Removal
The Lamp slides into the Display from left to right and
is secured with a locking tab. Refer to Figure 35 on
Page 87.
1. Remove control power from the OptiView™
Control Center.
2. Remove protective cover from rear of Display.
3. Disconnect lamp AC power connector from Back-
light Inverter Board.
4. Using fingernail or thin flat blade screwdriver,
bend the locking tab outward slightly to clear the
lamp housing protrusion.
5. Grasp lamp AC power connector and gently pull
until lamp housing clears locking tab.
6. Grasp lamp housing and pull until lamp housing is
completely removed from the Display.
Installation
1. Slide new lamp into Display from left to right
until lamp housing protrusion locks into Display
locking tab.
2. Connect lamp AC power connector to Backlight
Inverter Board.
3. Apply control power to OptiView™ Control Cen-
ter.
LG Semicon LP104V2-W (031-02046-000) and
SHARP LQ104V1DG61 (031-02886-000) Display
Removal
The lamp slides into the Display from left to right and is
secured with a screw. Refer to Figure 36 on Page 87.
1. Remove control power from the OptiView™
Control Center.
2. Remove protective cover from rear of Display.
3. Disconnect lamp AC power connector from Back-
light Inverter Board.
4. Using small Phillips screwdriver, remove lamp
retaining screw.
5. Grasp lamp AC power connector and gently pull
until lamp housing is completely removed from
the Display.
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