Denon DVM-4800 Service Manual page 9

Player mode and
Item
button combination
CD laser drive In STOP mode, press
current PAUSE and FWD-SKIP
measurement buttons on the player, and and the result is displayed together
DISPLAY button on the
remote control unit.
Version In STOP mode, press
display PAUSE and OPEN buttons
on the player, and "7"
button on the remote
control unit.
Lighting of In ** mode, press
display tube PAUSE and OPEN buttons
on the player, and "9"
button on the remote
control unit.
Dealer's lock In STOP mode, press
STOP button on the
player, and POWER button When dealer's lock is ON, it prohibits
on the remote control unit. switching off of the secondary power
Initializaition In STOP mode, press
PAUSE, BWD-SKIP and
OPEN buttons on the
player for 3 seconds or
longer.
Region display In STOP mode, press
PAUSE and OPEN buttons
on the player, and "6"
button on the remote
control unit.
Player mode and
Item
button combination
Timer 1 check In STOP mode, press
PAUSE and FWD-SKIP
buttons on the player, and measured separately for DVD laser
"5" button on the remote
control unit.
Timer 1 reset While displaying Timer 1
data, press STOP and
FWD-SKIP buttons on the of both DVD laser and CD laser is
player, and "5" button on
the remote control unit.
Timer 2 check In STOP mode, press
PAUSE and FWD-SKIP
buttons on the player, and
"6" button on the remote
control unit.
Timer 2 reset While displaying Timer 2
data, press STOP and
FWD-SKIP buttons on the
player, and "6" button on
the remote control unit.
Function
CD laser drive current measurement
CD laser drive current is measured
with the initial value stored in
EEPROM.
After the measurement, CD laser
emission is kept on. It is turned off
when POWER key is switched off. (It
is also turned off when the primary
power is switched off.)
Version display
Lighting of display tube
Dealer's lock
The lock is switched ON or OFF.
and tray opening.
When the lock is switched, its ON/OFF "UNLOCKED" sign appears when
status is stored in EEPROM.
Initialization
User settings are cancelled and player
is initialized to factory setting.
Region display
Function
Timer 1 check
Laser operation timer Operation time is Shown to the left is DVD laser time, automatically
and CD laser.
Timer 1 reset
Laser operation timer Operation time
reset all at once.
Timer 2 check
Spindle motor operation timer
Timer 2 reset
Spindle motor operation timer
Display
LDC_028_026
Measured current
Initial current stored in EEPROM
CD laser current measurement mode
The value denotes the current in
decimal notation
The above example shows the
initial current is 28mA and the
measured value is 26mA.
srrr_xyzzz
System controller release number
System controller model number
System controller generation
Panel controller release number
Panel controller model number
"LOCKED" sign appears when
dealer's lock is switched on, or
when secondary power key or tray
opening key is pressed while the
lock is on.
dealer's lock is switched off.
"INITIALIZED"
x_yy_zzz
N: NTSC/6: PAL60
N: noPAL/P: PAL
Region No.
Display
T1_1234_5678
and to the right CD laser time.
Time is shown in 4 digits of decimal
notation in a unit of 10 hours.
"0000" will follow "9999".
T1_0000_0000
T2_1234
Time is shown in 4 digits of decimal
notation in a unit of 10 hours.
"0000" will follow "9999".
T2_0000
DVM-4800
Cancellation
method
Cancelled
automatically
5 seconds later.
Press STOP
or OPEN button.
Repeat the
same operation.
Cancelled
automatically
5 seconds later.
Cancellation
method
Cancelled
5 seconds later.
Cancelled
automatically
5 seconds later.
Cancelled
automatically
5 seconds later.
Cancelled
automatically
5 seconds later.
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