– 12 –
Note: In the Power mode, the power adjustment value is only
displayed.
4. During each test, press and hold down
> N
key or
.
key for a while to move the optical pickup on the sled outer or
inner perimeter.
5. To terminate the Manual mode and return to the TEST MODE,
press
x
key.
4-5. OVERALL ADJUSTMENT MODE
4-5-1. Outline of the function
This mode is designed to adjust the servo system automatically by
going through all the adjustment items.
Usually, this mode is used to perform automatic adjustments when
servicing the set.
For further information, refer to section 5. ELECTRICAL ADJUST-
MENTS (page 15).
4-6. SELF-DIAGNOSTIC DISPLAY MODE
4-6-1. Outline of the function
The Self-diagnostic system is used in this set. If an error occurs
during playback, this system detects the fault through the
microprocessor’s mechanism and power control blocks and stores
the cause in EEPROM in a history format.
This history, which can be viewed in the TEST MODE, provides
the means of locating the fault in troubleshooting.
4-4. MANUAL MODE
4-4-1. Outline of the function
The Manual mode is designed to perform adjustments and
operational checks on the set’s operation according to each
individual function.
Usually, no adjustments are made in this mode.
However, the Manual mode is used to clear the memory before
performing automatic adjustments in the Overall Adjustment mode.
4-4-2. How to set the Manual mode
1. Set the TEST MODE and press + key to set the Manual mode.
Remote control LCD display
3. During each test mode, the display is changed from one to
another each time DISPLAY key is pressed.
2. Each test item is assigned with a three-digit item number. The
third digit stands for a major item, the second digit for a middle
item, and the first digit for a moniro item.
888
Manual
Change Major
Item
Change Middle
Item
Change Minor
Item
Change Adjustment
Value
Write Adjustment
Value
.
key : Up
+
key : Down
key : Up
+
key : Down
key : Up
+
key : Down
key : Write
key
key
x
key
x
> N
key
> N
key : Up
key : Down
> N
X
011
C68S01
011
0FFJ01
011
063B01
011
059A01
011
LrefPw
731
AD 85
Address Value & Adjustment Value
Jitter Value & Adjustment Value
Block Error Value & Adjustment Value
ADIP Error Value & Adjustment Value
Item Title Display
Power Adjustment Value
LCD display
LCD display
LCD display
LCD display
LCD display
LCD display
