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CHAPTER 6. DISASSEMBLY AND ASSEMBLY
CAUTION
・
Do not touch the PWBs which employ lead-free solder with bare hands. Always use gloves.
・
Use the earth band when performing the procedures.
・
When servicing the Display such as replacing a PWB, make sure to service with the Display laid and with a protective sheet spread over
the LCD panel.
・
While working with the Display laid, or when moving the Display after the work, applying stress to the bezel may cause it to get deformed.
Be sure to handle it with great care.
1. PWB AND WIRING DIAGRAM
E
F
No.
A
MAIN IF PWB
B
DC-DC PWB
C
LED TCON unit
D
LED DRIVE PWB
E
KEY PWB
F
LED INDICATOR PWB
3
1
D
B
Parts name
PN-K321/K322B DISASSEMBLY AND ASSEMBLY 7 – 1
4
C
A
2
No.
Main cable
1
DC power cable
2
LED power cable
3
LVDS FFC
4
Cable name
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