Panasonic SA-VK825DEE Service Manual Download

Page: 21 / 149

Item

Operational Condition

and Key Function

Details

Display

TO Exit Mode

Jitter display

While

the

player

stopped and no disc is
inserted, press and hold
down the

button

on the player and the
number button, “5” on
the

remote

controller

unit.

Jitter display
Measures

and

displays

jitter.

Measurement

repeated

every

second. Read error counter starts at 0
at the mode setting, and increased by
one as data read fails at target block. A
small defect is allowed to correct by
retry. Any possibility is counted as one
increment. Repetitive errors after retry
increase by two levels or more.

xxx/yyy zz (display1/display2)

: Jitter display mode

: Jitter measurement value

: Read error counter

: Focus driving value

Values are shown to one decimal
place in the decimal digit. Focus
driving value is displayed in the
hexadecimal digit.

Press the STOP
button

the

player.

Error code display

While

the

player

stopped and no disc is
inserted, press and hold
down the

button

on the player and the
number button, “0” on
the

remote

controller

unit.

Error code display
Displays the latest error code stored in
EEPROM.

DVD_F---

*nn: Error history
*--: Error number

Press the STOP
button.

Measurement of laser
current

electricity

initialization value

While

the

player

stopped and no disc is
inserted, press and hold
down the

button

on the player and the

button

on the

remote controller unit.

Press

“FL

Display”

button for next page

Measurement

laser

current

electricity initialization value
Memorizes each initialization value of
DVD and CD in EEPROM.

LDO

/xxx

yyyy

(display1/display2)

: Laser current electricity

measurement mode

: DVD current electricity value

: CD current electricity value

Values are shown in the decimal
digit. The above example indicates
that the current electricity
initialization value is 13mA at DVD
laser and 32mA at CD laser when
laser is turned on.

Automatically exits
the mode after five
seconds.

Measurement of DVD
laser current electricity

While

the

player

stopped and no disc is
inserted, press and hold
down the

button

on the player and the
FUNCTIONS button on
the

remote

controller

unit.

Press

“FL

Display”

button for next page

Measurement of DVD laser current
electricity
Measures DVD laser current electricity
and displays the result together with
the

initialization

value

stored

EEPROM. After measurement, DVD
laser is lit till the power is turned off (or
goes off when the primary power is
turned off).

LDD

/xxx

yyyy

(display1/display2)

: DVD laser current electricity

measurement mode

: Current electricity initialization

value stored in EEPROM

: Present value of current

electricity

Values are shown in the decimal
digit. The above example indicates
that the current electricity
initialization value is 12mA and its
present value is 14mA.

Automatically exits
the mode after five
seconds.

ADSC internal RAM
display

While

the

player

stopped and no disc is
inserted, press and hold
down the

button

on the player and the
number button “1” or “2”
on the remote controller
unit.

ADSC internal RAM display
Reads and displays the RAM value
inside ADSC. The address is renewed
when the CLEAR key is pressed so
that the values at eleven points appear.

FB0_0000

Values are shown in the
hexadecimal digit. The above
example indicates that ADSC
value at the address, FB0h is
0000h.

Press the STOP
button

the

player.

SA-VK825DEE