Text preview for : disassembly__reassembly.pdf part of SAMSUNG PS42A457P1DXXC ORIGINAL



Back to : 1238080559_exploded_view_ | Home

Disassembly & Reassembly

3. Disassembly & Reassembly
3-1 Overall Disassembly & Reassembly
Notice - Be sure to separate the power cord before disassembling the unit. - Discharge the capacitors first when separating PCB's with high capacity capacitors such as SMPS, X Main Board, Y Main Board, etc. (A spark may be generated by the electric charge, and there is danger of electronic shock.) - Check that the cables are properly connected referring to the circuit diagram when disassembling or assembling the unit taking care not to damage the cables. - Take care not to scratch the Glass Filter in the front. - Assemble the boards in the reverse order of the disassembly. - The plasma must be layed down on a flat padded surface for disassembly and reassembly.

3-1-1 Separation of ASSY COVER P-REAR
Part Name Cover Rear Description Remove 4 screws. ( ) : M8,L16,ZPC(BLK),SWRCH18A,WP Remove 11 screws. ( ) : BH,+,B,M4,L3,ZPC(BLK) Remove 6 screws. ( ) : PH,+,WSP,S,M4,L35,ZPC(BLK) Remove 3 screws. ( ) : BH,+,S,M4,L10,ZPC(BLK) Remove the Cover Rear. : Please lay the PDP unit face down on a soft surface when removing the stand. Description Photo

3-1-2 Separation of ASSY PCB MISC-MAIN
Part Name Main Board Description Detach all connectors from the Main Board. Remove 6 screws. : PH,+,WWP,M3,L8,NI PLT Remove the Main Board. Description Photo

Samsung Electronics

3-1

Disassembly & Reassembly

3-1-3 Separation of FILTER-EMI AC LINE
Part Name FILTEREMI AC LINE Description Detach connector from Main SMPS. Remove 1 screws. ( ) : BH,+,S,M4,L10,ZPC(BLK) Remove FILTER-EMI AC LINE. Description Photo

3-1-4 Separation of BRACKET-PCB
Part Name Bracket PCB Description Remove 2 screw. ( ) : BH,+,B,M4,L3,ZPC(BLK) Remove 1 screws. ( ) : BH,+,S,M4,L10,ZPC(BLK) Remove 1 screws. ( ) : BH,+,S,M4,L10,ZPC(BLK) Remove the BRACKET-PCB. Description Photo

3-2

Samsung Electronics

Disassembly & Reassembly

3-1-5 Separation of BRACKET-PCB
Part Name Bracket PCB Description Remove 2 screw. ( ) : BH,+,B,M4,L3,ZPC(BLK) Remove 2 screws. ( ) : BH,+,S,M4,L10,ZPC(BLK) Description Photo

Remove 2 screws. ( ) : BH,+,S,M4,L10,ZPC(BLK) Remove 2 screws. ( ) : BH,+,S,M4,L10,ZPC(BLK)

Samsung Electronics

3-3

Disassembly & Reassembly

3-1-6 Separation of ASSY BRACKET P-WALL
Part Name 42" Wall Bracket Description Remove 2 screws. ( ) : BH,+,B,M4,L3,ZPC(BLK) Remove 2 screws. ( ) : BH,+,S,M4,L10,ZPC(BLK) Remove 4 screws. ( ) : BH,+,S,M4,L10,ZPC(BLK) Remove Wall Bracket. : Please lay the PDP panel face down on a soft surface when separating front cover. 50" Wall Bracket Remove 2 screws. ( ) : BH,+,B,M4,L3,ZPC(BLK) Remove 2 screws. ( ) : BH,+,S,M4,L10,ZPC(BLK) Remove 4 screws. ( ) : BH,+,S,M4,L10,ZPC(BLK) Remove Wall Bracket. : Please lay the PDP panel face down on a soft surface when separating front cover. Description Photo

3-4

Samsung Electronics

Disassembly & Reassembly

3-1-7 Separation of ASSY SPEAKER P
Part Name 42" Speaker Description Remove 4 screws. : BH,+,WP,B,M4.0,L3,ZPC(BLK), SWRCH18A Remove the Speaker. Description Photo

50" Speaker

Remove 4 screws. : BH,+,WP,B,M4.0,L3,ZPC(BLK), SWRCH18A Remove the Speaker.

3-1-8 Separation of ASSY BLUE P
Part Name 42" Description Detach all connectors from the Assy Blue p. Description Photo

Disconnect

50"

Detach all connectors from the Assy Blue p.

Samsung Electronics

3-5

Disassembly & Reassembly

3-1-9 Separation of SMPS-PDP TV
Part Name 42"/50" SMPS Description Detach all connectors from the SMPS. Remove 8 screws. : PH,+,WWP,M3,L8,NI PLT Remove the SMPS. : Wear gloves when handling the power board as there may be some remaining electrical charge in the capacitor. Specifically, avoid touching any part of the capacitor. Description Photo

3-1-10 Separation of ASSY PDP MODULE P-LOGIC MAIN BOARD
Part Name 42" Logic Board Description Detach all connectors from the Logic Main Board. Remove 4 screws. : WSP,PH,+,M3,L8,NI PLT Remove the Logic Main Board. Description Photo

50" Logic Board

Detach all connectors from the Logic Main Board. Remove 4 screws. : WSP,PH,+,M3,L8,NI PLT Remove the Logic Main Board.

3-6

Samsung Electronics

Disassembly & Reassembly

3-1-11 Separation of ASSY PDP MODULE P-X MAIN BOARD
Part Name Description Description Photo Flat Cable Detach all Connectors from the X-Main Board. To separate the Flat Cable of the X-Board, press the upper and the lower sides of the connector.

42" X-Main Board

Remove 6 screws. : PH,+,WWP,M3,L8,NI PLT Remove the X-Main Board.

50" X-Main Board

Remove 7 screws. : PH,+,WWP,M3,L8,NI PLT Remove the X-Main Board.

Samsung Electronics

3-7

Disassembly & Reassembly

3-1-12 Separation of ASSY PDP MODULE P-Y MAIN BOARD
Part Name Description Description Photo Flat Cable Detach the 6 scan board connectors from the panel by pulling the holder from both the top and bottom ends.

42" Y-Scan Board

Remove 3 screws. : PH,+,WWP,M3,L8,NI PLT

50" Y-Scan Board

Remove 5 screws. : PH,+,WWP,M3,L8,NI PLT

3-8

Samsung Electronics

Disassembly & Reassembly

Part Name 50" Y-Main Board

Description Remove 9 screws. : PH,+,WWP,M3,L8,NI PLT Detach all connectors from the Y-Main Board.

Description Photo

42" Y-Main Board

Remove 4 screws. : PH,+,WWP,M3,L8,NI PLT Detach all connectors from the Y-Main Board.

Samsung Electronics

3-9

Disassembly & Reassembly

3-1-13 Separation of ASSY PDP MODULE P-ADDRESS BUFFER BOARD
Part Name 42" Still Bar Description Remove 4 screws. : PH,+,WWP,M3,L8,NI PLT Remove the Still Bar. Description Photo

50" Still Bar

Remove 3 screws. : PH,+,WWP,M3,L8,NI PLT Remove the Still Bar.

42" Buffer Board

Detach the all connectors from the buffer board. Remove 7 screws. : PH,+,WWP,M3,L8,NI PLT Remove the E-Board and F-Board.

50" Buffer Board

Detach the all connectors from the buffer board. Remove 7 screws. : PH,+,WWP,M3,L8,NI PLT Remove the E-Board and F-Board.

3-10

Samsung Electronics

Disassembly & Reassembly

3-1-14 Separation of ASSY PANEL BRACKETS
Part Name Panel Brackets Description Remove 4 screws. ( ) : BH,+,B,M4,L3,ZPC(BLK) Remove 3 screws. ( ) : BH,+,S,M4,L10,ZPC(BLK) Remove the Side Panel Brackets. Description Photo

3-1-15 Separation of ASSY PCB FUNCTION
Part Name Function Board Description Remove 2 screws. : BH,+,B,M4,L3,ZPC(BLK) Remove the Function Board. Description Photo

Samsung Electronics

3-11

MEMO

3-12

Samsung Electronics