– 17 –
SLEEP
CLOCK TIMER
RADIO/BAND
AUTO PRESET
TEST-A
– SWITCH (1) BOARD –
SECTION 4
TEST MODE
4-1. GENERAL DESCRIPTION
This set has the TEST MODE that allows the CD unit to be
operational checked.
4-2. TEST MODE
4-2-1. Setting the test mode
Short the TEST-A land on the SWITCH(1) BOARD to open it (or
short between JW824 and JW825 to open the circuit).
4-2-2. Releasing the test mode
After the test mode is complete, turn the power off to release the
mode.
Display
88 x x xx
LCD display
(test item)
4-2-3. The contents of test mode
Mode name Description LCD display
STOP 1 The initial state and command are reset and the initial value is set.
After resetting, Stop 2 is switched to.
STOP 2 Stopped state.
FF/FR KEYis used to operate the SLED(PICK-UP).
The automatic adjustment value is held.
FOCUS FOCUS SERVO: ON. CLV-S TRACKING & SLED SERVO: OFF
If FOCUS SERVO does not turn on, for example, without disc,
FOUCS SEARCH is performed limitlessly.
When FOCUS SERVO is turned on, LPC is turned on and ‘PGM’ is
displayed.
ALL SERVO All SERVOs are turned on. When LPC is turned on, ‘PGM’ is displayed.
After automatic adjustment, ‘ r = ’ is displayed. If the automatic adjustment
value is manually changed, ‘SHUF’ is displayed.
T.G UP With SERVO OFF, TRACKING in the GAIN UP state.
LPC is turned on.
SLED FWD With SERVO OFF, SLED (PICK-UP) is moved to the outer circumference.
SLED REV With SERVO OFF, SLED (PICK-UP) is moved to the inner circumference.
FOCUS FWD With FOCUS state, SLED(PICK-UP) is moved to the outer circumference.
FOCUS REV With FOCUS state, SLED (PICK-UP) is moved to the inner circumference.
LPC OFF When all SERVOs are on and LPC is off, ‘PGM’ is turned off.
When LPC is on, PGM’ is turned on.
88
88
v=
r=
r¢
u1
u2
v1
v2
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