1-14 (No.52169)
3.1.20 DISASSEMBLY PDP UNIT UNIT (Fig.5)
3.1.20.1 REMOVING THE SMPS PWB
• Remove the REAR COVER.
(1) Remove the
CN8007
/
CN8008
/
CN8004
/
CN8005
/
CN8006
/
CN8003
/
CN8009
/
CN8002
connectors on the SMPS PWB.
(2) Remove the 8 screws [ g ].
(3) Remove the SMPS PWB.
3.1.20.2 REMOVING THE X-MAIN PWB
• Removing the REAR COVER.
(1) Remove the
CN4001
/
CN4002
/
CN4003
/
CN4004
/
CN4005
connectors on the X-MAIN PWB.
(2) Remove the 8 screws [ h ].
(3) Remove the X-MAIN PWB.
3.1.20.3 REMOVING THE Y-BUF-U PWB
• Remove the REAR COVER.
(1) Remove the
CN5401
/
CN5402
/
CN5403
/
CN5404
/
CN5405
/
CN5407
connectors on the Y-BUF-U PWB.
(2) Remove the 5 screws [ i ].
(3) Lift the Y-BUF-U PWB slightly, and remove the
CN5404
/
CN5405
connectors on the Y-BUF-U PWB.
(4) Remove the Y-BUF-U PWB.
3.1.20.4 REMOVING THE Y-BUF-L PWB
• Remove the REAR COVER.
(1) Remove the
CN5501
/
CN5502
/
CN5503
/
CN5504
/
CN5505
/
CN5507
connectors on the Y-BUF-L PWB.
(2) Remove the 5 screws [ j ].
(3) Lift the Y-BUF-L PWB slightly, and remove the
CN5504
/
CN5505
connectors on the Y-BUF-L PWB.
(4) Remove the Y-BUF-L PWB.
3.1.20.5 REMOVING THE Y-MAIN PWB
• Remove the REAR COVER.
• Remove the CHASSIS BASE.
• Remove the Y-BUF-U PWB.
• Remove the Y-BUF-L PWB.
(1) Remove the
CN5001
/
CN5008
connectors on the Y-MAIN
PWB.
(2) Remove the 7 screws [ k ].
(3) Remove the Y-MAIN PWB.
3.1.20.6 REMOVING THE LOGIC-MAIN PWB
• Remove the REAR COVER.
• Remove the CHASSIS BASE.
(1) Remove the
CN2001
/
CN2002
/
CN2003
/
CN2004
/
CN2005
/
CN2006
/
CN2007
/
LA01
connectors on the LOGIC-MAIN
PWB.
(2) Remove the 6 screws [ l ].
(3) Remove the LOGIC-MAIN PWB.
3.1.20.7 REMOVING THE E-BUF-L PWB
• Remove the REAR COVER.
• Remove the BACK FRAME.
• Remove the CHASSIS BASE.
• Remove the SPEAKER BRACKET (left).
(1) Remove the
EC1
/
EC2
/
EC3
/
EC4
/
CN401
/
CN806
/
EF1
connectors on the E-BUF-L PWB.
(2) Remove the 5 screws [ m ].
(3) Remove the E-BUF-L PWB.
3.1.20.8 REMOVING THE F-BUF-L PWB
• Remove the REAR COVER.
• Remove the BACK FRAME.
• Remove the CHASSIS BASE.
(1) Remove the
FC5
/
FC6
/
FC7
/
FC8
/
CN402
/
FE1
connectors
on the F-BUF-L PWB.
(2) Remove thr 6 screws [ n ].
(3) Remove the F-BUF-L PWB.
3.1.20.9 REMOVING THE F-BUF-U PWB
• Remove the REAR COVER.
(1) Remove the
EC1
/
EC2
/
EC3
/
EC4
/
EF1
/
CN401
connectors
on the F-BUF-U PWB.
(2) Remove the 6 screws [ o ].
(3) Remove the F-BUF-U PWB.
3.1.20.10 REMOVING THE E-BUF-U PWB
• Remove the REAR COVER.
(1) Remove the
FC5
/
FC6
/
FC7
/
FC8
/
FE1
/
CN402
/
CN807
connectors on the E-BUF-U PWB.
(2) Remove the 5 screws [ p ].
(3) Remove the E-BUF-U PWB.
3.1.20.11 REMOVING THE VIDEO SMPS PWB
• Remove the REAR COVER.
(1) Remove the
CN9001
/
CN9002
/
CN9004
/
CN9005
/
CN9006
/
CN9007
connectors on the VIDEO SMPS PWB.
(2) Remove the 4 screws [ q ].
(3) Remove the VIDEO SMPS PWB.
Содержание PD-42WV74
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