Sony MZ-N1 service manual 000M a n u a l, Configuration of Test Mode, Manual Mode

MZ-N1

Configuration of Test Mode

[Test Mode $Display Check Mode%] Press the > or [VOLUME +] key

[Manual Mode]

Press the x/CHG key

[Servo Adjustment]

[Audio Adjustment]

[Power Supply Adjustment]

[OP Alignment Adjustment]

Press the . or [VOLUME --]key

[Overall Adjustment Mode]

Press the x/CHG key

[Electrical Offset Adjustment]

Power Supply Adjustment

Auto Item Feed

CD Overall Adjustment/

MO Overall Adjustment

Turn the jog dial (down),

or press the [DISPLAY] key on the remote commander

[Self-Diagnosis Result Display Mode]

Press the x/CHG key

Press the N or [REC] key

[Sound Skip Check Result Display Mode]

Press the x/CHG key

Press the [T MARK] key, or [DISPLAY] key on the remote commander for several seconds (about 3 seconds)

[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).

2.Press the > or[VOLUME +] key activates the manual mode where the LCD display as shown below.

Remote commander LCD display

000M a n u a l

3.During each test, the optical pick-up moves outward or in- ward while the > or . key is pressed for several sec- 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).

						[VOLUME +] key: 100th place of item
[Major item switching]									number increase.
						[VOLUME --]key: 100th place of item
		key				key			number decrease.
	N				x/CHG
							[VOLUME +] key: 10th place of item
[Medium			item switching]						number increase.
							[VOLUME --]key: 10th place of item
		key				key			number decrease.
	N				x/CHG
									key: Unit place of item number
[Minor item				switching]				>
									increase.
									key: Unit place of item number
								.
									decrease.
							[Adjusted value variation]
							[VOLUME +] key: Increases the adjusted
									value of the 1st digit
							[VOLUME --]key: Decreases the adjusted
									value of the 1st digit
							[PLAY MODE] key of
									the remote commander:
									Increase the adjusted value
									of the 2nd digit
							[SOUND] key of the remote commander:
									Decrease the adjusted value
									of the 2nd digit
							[Adjusted value write]
									X key: When adjusted value is
									changed:
									Adjusted value is written.
									When adjusted value is
									not changed:
									That item is adjusted
									automatically.

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