Removing The Inverter, The Touch Screen Pcb And Ts13 Pcb; Removing The Lcd And The Touch Screen - Panasonic Toughbook CF-28 Service Manual

6.15. Removing the INVERTER,
the Touch Screen PCB and
TS13 PCB
<O>
LCD
LATCH
<O>
Figure 24
1. Remove the fourteen screws <O> from the REAR
CABINET LCD.
Screw <O> : DXHM0022ZA
Screw tightening torque 0.55 ± 0.051 N·m (5.5 ± 0.5 kgf·cm)
2. Lift off the REAR CABINET LCD for the FRONT
CABINET LCD.
TS Extenrion cable
Connector D-1
Connector D-2
TOUCH
SCREEN
PCB
Cable of
Backlight
LCD Cable
Figure 25
3. Remove the LCD cable from connector C-1.
4. Remove the Cable of Backlight from connector C-2.
5. Remove the INVERTER.
6. Remove the LCD cable from connector B.
7. Remove the TS Extention cable from connector
CN851.
8. Remove the FPC of Touch Screen from connector
C850.
9. Remove the TS13 PCB.
10. Remove the LCD cable from connector D-2.
11. Remove the TS Extention cable from connector D-1.
12. Remove the Touch Screen PCB.
<O>
REAR
CABINET
LCD
<O>
FRONT
CABINET
LCD
Connector B
FPC of
TOUCH
SCREEN
CN850
CN851
TS13 PCB
Connector C-1
INVERTER
Connector C-2
6.16. Removing the LCD and the
Touch Screen
Connector B
<P>
LCD
Hold
Plate
Cable of
Backlight
LCD Cable
1. Remove the LCD cable from connector B.
2. Remove the Cable of Backlight from connector C-2.
3. Remove the FPC of Touch Screen from connector
C850.
4. Remove the eight screws <P> from the LCD Hold
Plates.
Screw <P> : DFHE5093ZA
Screw tightening torque 0.55 ± 0.051 N·m (5.5 ± 0.5 kgf·cm)
5. Lift off the LCD Back Damper for the LCD Front CAB
6. Lift off the LCD for the LCD Front CAB.
7. Lift off the TOUCH SCREEN for the LCD Front CAB.
6 - 6
<P>
LCD
Hold
Plate
FPC of
TOUCH
SCREEN
LCD
Back Damper
Connector C-2
Figure 26
LCD
TOUCH
SCREEN
LCD Front CAB
Figure 27
CN850