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Remote control LCD
• Press and hold down X to hold the current display while the key
is being pressed.
4-2-3. How to release the TEST MODE
When method 1 was used:
Turn off the power and open the solder bridge on TAP601 on the
main board.
Note : The solder should be removed clean. The remaining solder
may make a short with the chassis and other part.
When method 2 was used:
Turn off the power.
Note : If electrical adjustment (see page 12) has not been finished
completely, always start in the test mode. (The set cannot
start in normal mode)
4-3. TEST MODE STRUCTURE
4-1. GENERAL
• When entered in the TEST MODE, this set provides the Overall
Adjustment mode which allows CD and MO discs to be auto-
matically adjusted. In the Overall Adjustment mode, the system
discriminates between CD and MO discs, performs adjustments
in sequence automatically, and displays the faulty location if any
fault is found. In the Manual mode, selected adjustments can be
performed automatically.
• The attached remote control is used to operate the TEST MODE.
Unless otherwise specified in the text, the key means that on the
remote control.
4-2. SETTING THE TEST MODE
4-2-1. How to set the TEST MODE
To set the TEST MODE, two methods are available.
1 Solder bridge and short TAP601 (TEST) on the main board.
Then turn on the power.
MAIN BOARD (SIDE B)
2 In the normal mode, operate the keys on the set and those on the
remote control as specified below:
Turn on HOLD switch on the set. Holding down x (STOP)
key on the set, press the keys on the remote control in the
following sequence:
> N t > N t . t . t > N
t . t > N t . t X t X
4-2-2. Operations when the TEST MODE is set
When the TEST MODE is entered, the system switches to the
display check mode within the TEST MODE. From this mode, the
other Test modes can be accessed.
When the TEST MODE is set, the LCD repeats a cycle of the
following displays:
SECTION 4
TEST MODE
888
u
009 V1.050
F
1SHUFF PGM
SOUND 1 2 BASS 1 2
All on
All off
Microprocessor
version
display
Test Mode
(Display Check Mode)
Manual Mode
Servo Mode
Audio Mode
Power Mode
OP Alignment Mode
key
key
key
VOL
+
key
x
x
>B
key
key
x
key
.
or
key
x
key
Overall Adjustment Mode
Sound Skip Check Result Display Mode
Self-diagnostic Display Mode
Key Check Mode
DISPLAY key
DISPLAY key
(Press and hold down about 3 sec)
Terminate key checking or open
the top panel.
VOL
–
VOL
–
VOL
+
42
43
TP901
OPEN : Normal mode
SHORT : Test mode
TAP601