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– 5.4 –
5-1-2. Keyboard assy. and IO PCB assy.
[Tools to be used]
•
Phillips screwdriver (No. 2 for M3 to M5)
[Disassembling procedure]
<Keyboard PCB>
1) Remove the right cover.
2) Remove the keyboard cable assy.
3) Remove the screw (P4 x 6SMW), then remove the keyboard base from right side plate.
4) Remove the screw (TP3 x 8), then remove the keyboard PCB assy. from keyboard base.
5) Remove the keyboard PCB from keyboard panel.
<IO PCB>
1) Remove the screw (B4 x 10Bk), then remove the IO cover.
2) Remove the cables of the sensor and motor connected to the IO PCB assembly.
3) Remove the screw (P3 x 8SMW), then remove the IO PCB assy. from under flame.
[Assembling procedure]
•
Assembly is reverse of disassembly.
to Fan motor 3 assy.
to Wiper sensor assy.
to Under point sensor assy.
to Paper sensor assy.
to Clamp sensor assy.
to Origin sensor assy.
to Pump motor 1 assy.
to Pump motor 2 assy.
to Pump motor 3 assy.
to Pump motor 4 assy.
to Station motor assy.
to IO cable assy.
to Wiper motor assy.
to Take-up device
junction cable assy.
to Fan motor 2 assy.
to Fan motor 1 assy.
to Main PCB
assy. CN5
KB seat
LCD cover
KB panel
Key top
KB PCB assy.
KB cable assy.
KB base
TP3 x8
IO PCB assy.
Right side plate
Under flame
TP3 x8
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Summary of Contents for JV4-130
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Page 9: ... 1 1 CHAPTER 1 OVERVIEW OF MAINTENANCE Downloaded From ManualsPrinter com Manuals ...
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Page 19: ... 2 1 CHAPTER 2 EXPLANATION OF OPERATION Downloaded From ManualsPrinter com Manuals ...
Page 23: ... 2 5 Main PCB block diagram Downloaded From ManualsPrinter com Manuals ...
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Page 59: ... 4 1 CHAPTER 4 MAINTENANCE MODE Downloaded From ManualsPrinter com Manuals ...
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Page 131: ... 5 1 CHAPTER 5 DISASSEMBLING ASSEMBLING PROCEDURE Downloaded From ManualsPrinter com Manuals ...
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Page 153: ... 6 1 CHAPTER 6 ADJUSTMENT Downloaded From ManualsPrinter com Manuals ...
Page 154: ... 6 2 6 1 Adjusting item list Downloaded From ManualsPrinter com Manuals ...
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