One World Touch MP1200, Service Manual

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Service Manual version 1008
MP1200/MP1500 (PC920 Intel 945G)
4-23
4.2. Disassembling the Panel PC
The panel PC itself is mainly composed of two major parts, one display module and the other PC
module. Both modules are also made of some sub modules. The following table lists the hierarchy of
each individual in the panel PC.
LEVEL DECRIPTION
0.1 Panel PC
..2 Display Module
...3 Front Bezel Module
...3 LCD Module
..2 PC Module
...3 Motherboard Module
...3 HDD Module
...3 Touchscreen Controller Module
...3 Expansion Door Module
...3 Inverter Module
...3 Slim CD-R/FDD Module
...3 Power Supply Module
...3 Riser Card Module
...3 PC I/O Cover Module
...3 Rear plastic cover Module
The following steps highlight the procedure to knock the panel PC into individual modules.
1. Detach the rear plastic cover by loosening the seven screws used to retain the cover to the display
module.
2. Detach the stand support bracket by removing the two retaining screws.
3. Remove the metal PC I/O cover by loosening the seven retaining screws.
4. Remove the riser card module from the motherboard’s ESIA slot.
5. Disconnect the two power supply’s power cables and the power switch cable from the
motherboard. Disconnect the two 4-pole power cables from the HDD and CD-ROM. Remove the
power supply module from the chassis by unscrewing the four retaining screws.
6. Unplug all the cables on the motherboard coming from the CD-R/FDD module. Detach the
CD-R/FDD module by removing the three retaining screws.
7. For MP1500, disconnect the inverter cable. Remove the inverter cover by loosening the two
retaining screws. Disconnect the two LCD power wires from the inverter. Remove the inverter by
loosening the two retaining bolts.
8. Disconnect the LVDS cable, IrDA/speaker cable, the two touchscreen cables and power wire from
the motherboard. Detach the chassis from the display module by loosening the six retaining
screws.
9. Detach the expansion door from the chassis by loosening the three retaining screws.
10. Detach the touchscreen controller module from the chassis by loosening the two retaining screws.
11. Detach the IDE cable of the HDD module from the motherboard. Remove the HDD module from
the chassis by loosening the retaining screw.
12. Remove the motherboard from the chassis by unscrewing the eight retaining screws.
The panel PC is now knocked down into individual modules.