Sony MZ-NH1 Service Manual page 13

4. CONFIGURATION OF THE TEST MODE
Flow of the test mode:
Display Check Mode
001
Ver *.***
[VOL +] key
x key
[VOL --] key
x key
[GROUP] key
Open the lid
[FF] key
x key
N key
ENT
x key
[T MARK] key
x key
[MENU] key
[FF] or [FR] key
(press a few seconds)
Version display → All lit
→ All off → Version display...
Manual Mode
000
Manual
Overall Adjustment Mode
000
AdjF**
Key Check Mode
000
10
Self-Diagnosis Result Display Mode
000
1 0000
Sound Skip Check Result
Display Mode (Play)
000
P00r00
Sound Skip Check Result
Display Mode (REC)
000
p00R00
Key Count Mode
000
MENU 000
(Not used in servicing)
5. MANUAL MODE
This is mode to adjust or check the operation of the set by function.
Operation of The Manual Mode
1. Enter the test mode (Display Check mode).
2. Press the [VOL+] key to activate the Manual mode where the
LCD displays as shown below.
Display of the remote commander
Manual
Number of 1000th place
(000 to 009)
3. During each test, the optical pick-up moves outward or inward
while the [FF] or [FR] key is pressed for several seconds
respectively.
4. Each test item is assigned with a four-digit item number; 1000th
place is a top item, 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 non-
volatile memory (for the items where adjustment was made).
5. To quit the Manual mode, press the
Display Check mode.
Flow of manual mode operation:
[VOL +] key: 1000th place of item
Top item switching
[VOL --] key: 1000th place of item
[FF] key x key
[VOL +] key: 100th place of item
Major item switching
[VOL --] key: 100th place of item
[FF] key
x key
[VOL +] key: 10th place of item
Medium item switching
[VOL --] key: 10th place of item
[FF] key
x key
[FF] key:
Minor item switching
[FR] key:
Adjusted value variation
[VOL +] key: Increases the adjusted
[VOL --] key: Decreases the adjusted
Adjusted value write
X key: Adjusted value is written.
MZ-NH1
000
key and return to the
x
number increase.
number decrease.
number increase.
number decrease.
number increase.
number decrease.
1st place of item
number increase.
1st place of item
number decrease.
value.
value.
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