ViewSonic PJ870 Service Manual - Page 29
Disassemble, Power, Control, Panel, Module
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PJ870 4-3 Disassemble DC-DC Power and Control Panel Module Keypad BD FPC Cable • •• I • • Control Panel Keypad 6 V ••• Left Cover odule O DC-DC Power 1. Unplug six cables on DC-DC Power. 2. Unscrew two screws(85.1A126.060 Pan Mech M2.6*6)(85.1A126.070 Pan Mech M2.6*7 ) on DC-DC Power. 3. Push and lift up DC-DC Power to unplug one cables on the bottom of DC-DC Power. 4. Unplug FPC cable from Main Board, and pull out Control Panel Module from Left Cover Module. 5. Unscrew three screws(85.WA126.050 Pan Tap M2.6*5) on Keypad Board. 6. Separate Keypad Board, FPC Cable, Keypad and Control Panel. ViewSonic Corporation [ 4-4 ] Confidential - Do Not Copy
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PJ870
4-3
Disassemble
DC
-DC
Power
and
Control
Panel
Module
FPC
Cable
Keypad
BD
Left
Cover
odule
1.
Unplug
six
cables
on
DC
-DC
Power.
•
•
•
I
•
•
Control
Panel
•••
6
V
Keypad
O
DC
-DC
Power
2.
Unscrew
two
screws(85.1A126.060
Pan
Mech
M2.6*6)(85.1A126.070
Pan
Mech
M2.6*7
)
on
DC
-DC
Power.
3.
Push
and
lift
up
DC
-DC
Power
to
unplug
one
cables
on
the
bottom
of
DC
-DC
Power.
4.
Unplug
FPC
cable
from
Main
Board,
and
pull
out
Control
Panel
Module
from
Left
Cover
Module.
5.
Unscrew
three
screws(85.WA126.050
Pan
Tap
M2.6*5)
on
Keypad
Board.
6.
Separate
Keypad
Board,
FPC
Cable,
Keypad
and
Control
Panel.
[
4-4
]
ViewSonic
Corporation
Confidential
-
Do
Not
Copy