Sharp PN-Y475 Service Manual ▷ View online
PN-Y325/PN/Y425/Y475/Y555 DISASSEMBLY AND ASSEMBLY (PN-Y425/Y475/Y555) 7 - 17
10) Only LCD module remains after removing screws, cramps, and each angle.
<MEMO>
There is an engraved mark of M3 and M4 on the plate. Remove this section with the engraved mark.
<CAUTION>
Please fix firmly the VESA hex screw with a wrench or the like.(Torque 18 – 24kg)
Hex screw (Black)
Hex screw (White)
: ‘14/September
PN-Y325/Y425/Y475/Y555 TROUBLESHOOTING 8 - 1
CHAPTER 8. TROUBLESHOOTING
No Description
1
THE POWER IS NOT SUPPLIED (THE LED DOES NOT LIGHT UP)
2
THE REMOTE CONTROL DOES NOT WORK
3
THE DISPLAY DOES NOT WORK/ DISPLAY ABNORMALITY
4
THE BACKLIGHT DOES NOT LIGHT UP
5
SOUND IS NOT OUTPUTED/ OUTPUT SOUND ABNORMALITY
6
DAISY CHAIN IS NOT MADE / DISPLAY ABNORMALITY
7
CAN NOT CONTROL RS-232C CONNECTION
8
CAN NOT CONTROL LAN CONNECTION
9
THE LED LIGHTS UP IN ORDER OF RED 3 GREEN (TEMPERATURE ERROR)
1. THE POWER IS NOT SUPPLIED (THE LED DOES NOT LIGHT UP)
2. THE REMOTE CONTROL DOES NOT WORK
PN-Y325/Y425/Y475/Y555 TROUBLESHOOTING 8 - 2
3. THE DISPLAY DOES NOT WORK / DISPLAY ABNORMALITY
4. THE BACKLIGHT DOES NOT LIGHT UP
: ‘14/September
PN-Y325/Y425/Y475/Y555 TROUBLESHOOTING 8 - 3
5. SOUND IS NOT OUTPUTED/ OUTPUT SOUND ABNORMALITY
6. DAISY CHAIN IS NOT MADE / DISPLAY ABNORMALITY
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