Disassembly Instructions - Philips MRD300/37 Service Manual

DISASSEMBLY INSTRUCTIONS

IMPORTANT!
To avoid of laser diode damage during repairing, please
make sure short circuit the protect point first.
Figure 1
3-1
Dismantling of the Key Board Assembly
1) Open the DVD Tray by using the Open/Close Button while
the Set is ON and disconnect the mains supply after
removing the Tray Cover. (Figure 1)
Note: If this is not possible, the DVD Tray has to be open
manually.
Take a mini screw driver about 2mm diameter and make
a marking 24mm from the tip as shown in figure 2.
2) Remove the tray cover as shown in Figure 1 and close the
tray manually by pushing it back in.
3) Loosen 9 screws and remove the Top Cover by lifting the
rear portion upwards before sliding it out towards the rear.
- 5 screws on the back
- 2 screws each on the left & right side
4) Loosen 16 screws & lift up the top edge of Front Panel
assembly to free some catches before sliding it out
towards the front.
- 3 screws on the bottom in figure 3 (A)
- 1 screw each on the left & right side in figure 3 (A)
- 11 screws in figure 4 (B) & (C)
A
B
24mm
Dismantling of the Main Board (include servo & amplifier & MPEG)
1) At first, Should loosen 8 screws (D) on the back panel as shown in figure 6.
2) Loosen 5 screws (E) on the back panel as shown in figure 6.
3) Loosen 6 screws (F) on main board as shown in figure 5.
4) Remove the space support on main board (G) as shown in figure 5.
5) Remove connector at main board.
Dismantling of the Tuner Board & YUV Board
1) Loosen 3 screws (J) on the back panel and tuner board as shown in figure 6.
2) Loosen 4 screws (H) on the back panel as shown in figure 6.
Figure 3
E
C
Figure 4
Figure 2
3-1
F
G
H
D
J
Figure 5
Figure 6