ViewSonic ViewPanel VP140 Service Manual page 22

ViewSonic Corporation
DISASSEMBLY INSTRUCTIONS
4. Tilt Base removal
Note: Spread a mat underneath to avoid damaging the
LCD surface,
+ See figure D(a) )
Fig. @ _) Remove 2 serews ane Rear Cover.
2. Rear Cover and Cable Cover
+ See tigure © (b} ) and @
3. Main P.C.B shield removal
* See figure @ (a), b) and c) )
4, Main P.C.B Block removal and Disconnect
connectors,
+ See figure © (b} )and@(e), b)}
To remeve the flexible P.C.8, bring @ mrus screw:
criver (smal) to tre stopper cortion, o.sh the
stoopers in the direction of an ar'aw. and then
extract the exible P.C.B,
Note: Do not bend or damage the ftexible P.C.8 when
handling h. To mount this P.C.B. ingen the con-
'nection terminal section of the Hexible P.C.B fully Fig. ®
in and secure the stoppers firmly.
5. Inverter P.C.8 removal
+ See tigure @(c}. d))
6. Front P.C.B removal
+ See figure © (€)
7. LOD Panel removal yup te
+ See figure ©. ®. ice:
8. Fluorescent Lamp removal
+See figure @. Packie Ca
Note: When repiacing, the Fluorescent lamps with Fa®
'combination of upper and lower ones.
Reason: Fluorescent lamps are consumable. As they
are used, their brightness is gragually
deteriorated. Two fluorescent lamps are used at
the top and bottom &f the LCD screen. if only one
lamp is replaced on either side, there can be
unevenness in the brightness. Therefore, a set of
'both ypper and fower fluorescent lamps should be
replaced in ail cases.
'No single lamp unit is supplemented, and a
'set of upper and lower fluorescent lamps is aways
supplied.
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2) Rove lnventor Stak
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13 Remove & sews and Suppor Pate
VP140
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