Pioneer XV-HTD520 Service Manual page 104

1
Trouble Shooting
A
Tray does not open. (Nothing works)
POWER OFF Key → "OFF" indication does not disappear
0 (OPEN) key → "OPEN" indication does not disappear
3 (PLAY) key → It becomes indication of "OPEN" from "NO DISC",
and stop by the condition.
(When a disc is not put in the Tray.)
B
Tray does not open. (Hear the clatter continuation sound.)
It becomes the state that flashed indication of "
Tray opens it in POWER ON freely, and stay by the state.
Rotary Tray does not stop at the home position.
(May stop on the way of rotation suddenly.)
C
"CHANGE" indication does not change in POWER ON, and Rotary Tray does
not move. (In this case only opening and closing of Tray are possible.)
Hear the clatter sound in clamp of the disc.
Rotation of Rotary Tray does not stop in POWER ON.
In this case indication more than two which seems to be "
D
lights, and abnormal indication appears.
When Rotary Tray turns, hear the rattle and large sound.
Playback even if indicates it with "NO DISC".
Take time till playbacks.
E
F
104
1
2
Condition
1 2 3 4 5
1 2 3
XV-HTD520
2
3
Condition
Loading Motor is damage, disconnection or
contact defectiveness.
Contact defectiveness of Flexible Cable (7P)
or the connector comes off, etc..
". Tray Open/Close Position SW (S21) is
damage or contact defectiveness, etc..
Contact defectiveness of Flexible Cable (8P)
or the connector comes off, etc..
Tray Position Detect Sensor (PC22) is
damage or contact defectiveness, etc..
Motor for Rotary Tray Drive is damage,
disconnection or contact defectiveness.
A gear of Planet Base deviates.
Slit part of bottom of the Rotary Tray is
4 5
"
damaged.
Damage of Worm Gear or grease is
insufficient.
Disc Detect Sensor (PC21) is damage or
contact defectiveness, etc..
3
4
Trouble
Point
1
2
3
4
5
6
7
8
9
10
4