System Control Timing Charts - Sylvania DVR91DG Service Manual

SYSTEM CONTROL TIMING CHARTS

Power on
INNER-SW
Case 1
Rezero 1
No
Yes
Is Timer
ET1 passed?
INNER-SW
No
To disc
distintion
Yes
open?
No
Rezero 2
Case 2
open?
Yes
[ Tray Open ]
button is pressed.
Tray ejection
Is slit S1
passed?
Yes
Is Timer
ET2 passed?
No
No
Is not
slit passed?
Yes
Tray ejection
completion
1-13-1
[ Tray Open ]
button is pressed.
Tray insertion
Case 3
[ open ] button is pressed.
No
Is slit S5
passed?
Yes
Case 4
[ open ] button is pressed.
Is Timer
ET4 passed?
Yes
No
INNER-SW
No
open?
Yes
No
Is Timer
No
ET1 passed?
Yes
Retry OK?
Yes
In case of "No" by the 6th time retry.
Yes
Push Close
No
Is Timer
ET3 passed?
Yes
Case 5
Retry.
No
Tray insertion
R2NTI