Sony MZ-N707 OpenMG Jukebox NOTES on installing & operating Service Manual page 14

MZ-N707
CONFIGURATION OF TEST MODE
[Test Mode $Display Check Mode%]
[VOL +]
Press the or
>
[Manual Mode]
Press the x/CHG key
[VOL --]
Press the or
.
[Overall Adjustment Mode]
Press the x/CHG key
[MENU]
Press the key
[Self-Diagnosis Result Display Mode]
Press the key
x/CHG
[REC]
Press the N or
[Sound Skip Check Result Display Mode]
Press the x/CHG key
[T MARK]
Press the key
[Key Check Mode]
The key check quits, or open the upper panel
MANUAL MODE
Mode to adjust or check the operation of the set by function.
Normally, the adjustment in this mode is not executed.
However, the Manual mode is used to clear the memory, power
supply adjustment, and laser power check before performing
automatic adjustments in the Overall Adjustment mode.
• Transition Method in Manual Mode
1. Set the test mode (see page 13).
[VOL +]
2. Press the > or key activates the manual mode where
the LCD display as shown below.
Set LCD display
0 00
3. During each test, the optical pick-up moves outward or in-
ward while the or
> .
onds respectively.
4. Each test item is assigned with a 3-digit item number;
100th place is a major item, 10th place is a medium item, and
unit place is a minor item.
The values adjusted in the test mode are written to the
nonvolatile memory (for the items where adjustment was
made).
14
key
[Servo Adjustment]
[Audio Adjustment]
[Power Supply Adjustment]
[OP Alignment Adjustment]
key
[Electrical Offset Adjustment]
Power Supply Adjustment
Auto Item Feed
CD Overall Adjustment/
MO Overall Adjustment
key
key is pressed for several sec-
[VOL +]
[Major item switching]
[VOL --]
N key x/CHG key
[VOL +]
[Medium item switching]
[VOL --]
N key x/CHG key
[Minor item switching]
>
.
[Adjusted value variation]
[VOL +]
[VOL --]
[Adjusted value write]
key: 100th place of item number
increase.
key: 100th place of item number
decrease.
key: 10th place of item number
increase.
key: 10th place of item number
decrease.
key: Unit place of item number
increase.
key: Unit place of item number
decrease.
key: Increases the adjusted
value of the 1st digit
key: Decreases the adjusted
value of the 1st digit
X key: When adjusted value is
changed:
Adjusted value is written.
When adjusted value is
not changed:
That item is adjusted
automatically.