XV-HTD520
91
5
6
7
8
5
6
7
8
C
D
F
A
B
E
7.1.7 DISASSEMBLY
1
Remove the Bonnet Case (Screws
×
11)
6
Remove two Screws
8
7
Unhook two PCB Supports
Remove the DVDM Assy (Connectors
×
2)
4
Remove the Tray Cap Assy
2
Power ON ( )
5
7
Power OFF (Pull out the Power Cord from the outlet.)
3
Tray Open (
0
OPEN/CLOSE)
9
Connect two Connection Cables for Service (GGD1228)
DVDM Assy
Note
3
4
8
8
×
2
Rotary Tray
Attention:
Be carefull not to put the flexible cables
when closing the tray
Tray Cap Assy
Test Disc
When diagnosing the unit, be sure to use two connection cables for service. (Part No : GGD1228)
DIAGNOSIS OF PCBs
Cutting Pliers
PCB Support
DVDM Assy
CN5
CN15
10
Set the Test Disc
11
Stand the DVDM Assy as figure below.
(In this time, put an insulation Sheet between the DVDM Assy
and main unit not to short-circuit.)
10
13
14
Put the Power Cord in the outlet
12
6
6
DVDM Assy
Insulation Sheet
Connection Cable (GGD1228)
14
14
-2
-1
Power On
→
Tray close (Automatically)
Press the EXCHANGE Button
(clamp the Test Disc
→
Tray Open)
Diagnosis
2
9
10