Panasonic TH-98SQ1W (serv.man2) Service Manual ▷ View online
DIS-3
SECTION 2 DISASSEMBLY PROCEDURES
<98SQ1>
2. Parts Disassembly
Disassembly flow chart
* Before Disassembling, turn the display off and disconnect the power plug from the wall outlet.
* To assemble, reverse the disassembly procedures.
* When tore off sticky tapes, please use a new thing without reusing it on the occasion of assembling.
2.5. P2 module removal
2.2. KEY module and IR module removal
2.4. A module and FE module removal
Completed Product
2.1. Preparations
2.11. LCD panel module removal
2.13. Tape sticking procedure
2.7. P1 module removal
2.12. Wiring connections
2.6. AC inlet removal
2.8. FRC module removal
2.9. SDM IF module removal
2.10. SPEAKER removal
2.3. Rear cover removal
DIS-4
SECTION 2 DISASSEMBLY PROCEDURES
<98SQ1>
2.1. Preparations
• When you exchange modules or board, in order to make it discharge from an electrolytic condenser, please wait for 1 minute
after the power supply end.
• To avoid damaging the LCD panel, lay out a soft cloth or towel, and turn the front of the unit down, and lay down so that the
entire monitor rides on a table completely.
Note: When local pressure is surppressed, Mura of the picture image may be seen. In this case ,please carry out aging by
burn in mode. (Refer to INF.8 in the SECTION 1)
Precautions when replacing each component
• When you replace each component, please be sure to carry out following procedure as below.
• Be careful not to overtighten the screws when replacing each module.
• Please remove a clamper and a wire processing tape if needed in the repair.
23
TH-50LFC70U/TH-50LFC70W
7.2. Preparations
• When you exchange modules or board, in order to make it
discharge from an electrolytic condenser, please wait for 1
minute after the power supply end.
minute after the power supply end.
• To avoid damaging the LCD panel, lay out a soft cloth or
towel, and turn the front of the unit down, and lay down so
that the entire monitor rides on a table completely.
that the entire monitor rides on a table completely.
Precautions when replacing each component
• When you replace each component, please be sure to carry
out following procedure as below.
• Be careful not to overtighten the screws when replacing
each module.
• Please remove a clamper and a wire processing tape if
needed in the repaire.
• In carrying out Section 7.7. or later, please execute the
Chapter 7.6. and 7.5. in advance.
7.3. Replacement of WI-FI Module
(Dongle)
1. Remove the screw and then remove the WI-FI Module
(Dongle).
Soft cloth and Towel
2.2. KEY module and IR module removal
[KEY module removal]
1. Remove 4 screw S10 and remove the the BKT_KEY_COVER (Ref.No.18).
2. Remove a screw S10 and remove the the KEY FUNCTION (Ref.No.20) from the BKT_KEY_COVER.
3. Disconnect the connector on the KEY module (Ref.No.46).
Note: Pay attention not to tear off the cable from the connector.
4. Remove the KEY module from the KEY FUNCTION.
[IR module removal]
1. Remove 2 screw S2 and then remove the LENS IR (Ref.No.22) and IR module (Ref.No.47).
3. Disconnect the connector on the IR module.
Note: Pay attention not to tear off the cable from the connector.
18
20
46
S2
22
47
: Screw S10 (5pcs)
DIS-5
SECTION 2 DISASSEMBLY PROCEDURES
<98SQ1>
2.3. Rear cover removal
[REAR COVER MID removal]
1. Remove 14 screw S10 and 2 screw S12.
And then remove the REAR_COVER_MID (Ref. No.7).
[HANDLE and ROCK WASHER removal]
1. Remove 2 screw S11 and remove the HANDLE (Ref.No.23). (Eight places)
2. Remove a screw S14 and remove a LOCK_WASHER (Ref.No.71). (Two places)
[REAR COVER removal]
1. Remove 9 screw S10 and a screw S12, and then remove the REAR_COVER_L (Ref. No.5).
2. Remove 2 screw S10 and remove the BKT_CABLE_COVER (Ref. No.10).
3. Remove 16 screw S10 and a screw S12.
And then remove the REAR COVER R (Ref. No.6).
5
23
23
6
23
23
: Screw S10 (16pcs) : Screw S12 (2pcs) : Screw S11 (16pcs)
10
71
S14
7
: Screw S10 (14pc) : Screw S12 (2pcs)
DIS-6
SECTION 2 DISASSEMBLY PROCEDURES
<98SQ1>
2.4. A module and FE module removal
1. Disconnect 7 connectors on the A module (Ref.No.40).
Note: Pay attention not to tear off the cable from the connector.
2. Disconnect 3 connectors on the FE module (Ref.No.43).
Note: Pay attention not to tear off the cable from the connector.
[A module removal]
1. Remove 2 screw S5 and 2 hex screw S18.
2. Remove 7 screw S4 and remove the A module (Ref.No.40) from the MAIN FRAME(Ref.No.8).
[FE module removal]
1. Remove 2 screw S6 and 2 hex screw S18.
2. Remove 4 screw S4 and 2 screw S16.
And then the FE module (Ref.No.40) together with the bracket from the MAIN FRAME(Ref.No.8).
3. Remove 2 screw S6 and 2 hex screw S18.
And then remove the BKT_IO_SIDE (Ref.No.9) from the FE module.
[A8]
[A6]
[A13]
[A1]
[A10]
[A22]
[A23]
[A8]
[A6]
[A13]
[A1]
[A10]
[A22]
[A23]
[CN5006]
[CN4004]
[CN7001]
[CN5006]
[CN4004]
[CN7001]
43
40
40
43
8
8
S18
S6
S18
9
S6
S5
S18
: Screw S4 (11pcs) : Screw S16 (2pcs)
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