Sony DVP-NC675P Service Manual page 82

3-2. Mecha Check Mode
This is the mode called "Mecha Check" that checks if the mechanical
loads to the mechanism is within the allowable range or not. For the
table, the operating time in each mode is measured for judgment. For
the tray, the time of guide slit is measured for judgment. When the
"Mecha Check" mode is selected, the following menu appears.
### Mecha Check ###
ENTER : MechaInitial
PLAY : All Check
STOP : Table Check
RIGHT : Tray Check (Right)
LEFT : Tray Check (Left)
DISP : Limit Set
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3-2-1. Operation contents
Operation contents of each mode are described below.
• ENTER: MechaInitial
It initializes the mechanism. If the mechanism is not initialized,
pressing any buttons of either [STOP] or [RIGHT] or [LEFT] activates
no operations. In such a case, initialize the mechanism by executing
this command.
• PLAY: All Check
Both of the table and tray are checked in this mode. Operation
check is performed in the following order starting from MechaInitial
t ChuckUp t TableExOpen t TableExClose t ChuckDown
t TableOpen t TableClose t TrayRightTurn t TrayLeftTurn.
Disc sensor is also check at the same time. If a single disc is present
on the tray, OK is judged. In all other cases, NG is judged.
• STOP: Table Check
Table is checked. Operation check is performed in the following
order starting from ChuckUp t TableExOpen t TableExClose
t ChuckDown t TableOpen t TableClose.
• RIGHT: Tray Check (Right)
Tray is checked. The tray is rotated by full turn in the clockwise
direction.
• LEFT: Tray Check (Left)
Tray is checked. The tray is rotated by full turn in the counter-
clockwise direction.
• DISP: Limit Set
Exit: RETURN
It sets the limit value of each check. When [DISPLAY] is pressed,
the following menu appears.
### Mecha Check ###
Limit Time
1. Load Min 2000 ms
2. Load Max 3000 ms
3. Chuck Min 300 ms
4. Chuck Max 600 ms
5. Guide Min 120 ms
6. Guide Max 150 ms
Change Number : 1
Limit Time : 999_
Each item has the following meaning.
• LoadMin : Lower limit of operating time between TableOpen-
TableClose and between TableExOpen-TableExClose
• LoadMax : Upper limit of operating time between TableOpen-
TableClose and between TableExOpen-TableExClose.
• ChuckMin: Lower limit of operating time between ChuckUp-
ChuckDown.
• ChuckMax: Upper limit of operating time between ChuckUp-
ChuckDown.
• GuideMin: Lower limit of the passing time over the guide slit.
• GuideMax: Upper limit of the passing time over the guide slit.
To change the limit value, select the desired item number by enter the
number from the keyboard. Then enter the data to set. The data up to
9999 can be entered. If you press [RETURN] or [ENTER] when entering
the item number, the display returns to the previous menu.
6-15
Exit: RETURN