14
3. Disassembly and Reassembly
3-5 Replacement of Control Circuit Board
Parts
Explaination Photo
Explaination
Removal of
Control Box
Assembly
SCREWS
CONTROL-BOX
1.
Be sure to ground any static electric
charge in your body and never touch
the control circuit .
.
Disconnect the connectors from the
control circuit board .
3.
Remove screws securing the control
box assembly .
4.
Remove the screw securing the
ground tail of the keyboard .
Removal of
Ass’y P .C .B
Assembly
and Assy
Key Module
ASSY PCB
ASSY PCB
ASSY PCB
ASSY CONTROL-BOX
ASSY
KEY MODULE
TAIL
ASSY
KEY MODULE
TAIL
SCREW
SCREW
KEY
MODULE
PCB
KEY
MODULE
PCB
SCREW
SCREW
1.
Remove 2 screws securing the Assy
PCB
.
Remove Assy Key Module Tail from
the Assy PCB .
3.
Lift up the Assy PCB from the Ass’y
control box .
4.
Remove 6 screws securing the Key
Module PCB
5.
Lift up the Key Module PCB from the
Ass’y control box .
Содержание GE89M-S
Страница 3: ... 1 Precaution ...