DOWNLOAD Sharp PN-K321 (serv.man3) Service Manual ↓ Size: 23.33 MB | Pages: 127 in PDF or view online for FREE

Model
PN-K321 (serv.man3)
Pages
127
Size
23.33 MB
Type
PDF
Document
Service Manual
Brand
Device
Monitor
File
pn-k321-sm3.pdf
Date
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CHAPTER 6. DISASSEMBLY AND ASSEMBLY
PN-K321/K322B　DISASSEMBLY AND ASSEMBLY  6 – 2
2. REAR COVER                                                                                         
1 ) Remove eleven screws (M3 x 6 Cupscrew).
CAUTION
SCREW TIGHTENING TORQUE
    ・
0.4 - 0.6N•m
2 ) Open tewlve pawls at the joint parts of tthe front cover and remove the rear cover.  
CHAPTER 6. DISASSEMBLY AND ASSEMBLY
PN-K321/K322B　DISASSEMBLY AND ASSEMBLY  6 – 3
3. MAIN IF PWB                                                                                          
1 ) Refer to [2. REAR COVER] and remve the rear cover.  
2 ) Remove the four screws (M3 x 6 3W) and remove the Main IF shield .
CAUTION
SCREW TIGHTENING TORQUE
    ・
0.4 - 0.6N•m
3 ) Disconnect seven connectors, two screws (M3 x 6 3W), and remove the Main IF PWB.
CAUTION
SCREW TIGHTENING TORQUE
    ・
0.4 - 0.6N•m
CHAPTER 6. DISASSEMBLY AND ASSEMBLY
PN-K321/K322B　DISASSEMBLY AND ASSEMBLY  6 – 4
4. DC-DC PWB                                                                                             
1 ) Refer to [2. REAR COVER] and remve the rear cover.  
2 ) Disconnect four connectors, remove four screws (M3 x 6 3W), and remove DC-DC PWB.
CAUTION
SCREW TIGHTENING TORQUE
    ・
0.4 - 0.6N•m
5. LED DRIVE PWB                                                                                     
1 ) Refer to [2. REAR COVER] and remve the rear cover. 
2 ) Disconnect three connectors, remove four screws (M3 x 6 3W), and remove the LED Drive PWB
CAUTION
SCREW TIGHTENING TORQUE
    ・
0.4 - 0.6N•m
CHAPTER 6. DISASSEMBLY AND ASSEMBLY
PN-K321/K322B　DISASSEMBLY AND ASSEMBLY  6 – 5
6. KEY PWB                                                                                                 
1 ) Refer to [2. REAR COVER] and remove the rear cover.  
2 ) Disconnect one connector and remove the KEY PWB.
7. LED INDICATOR PWB                                                                            
1 ) Refer to [2. REAR COVER] and remove the rear cover. 
2 ) Disconnect one connector, open two pawls, and remove the LED INDICATOR PWB.
3
: ’13.Dec
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