Adjustment Method - JVC XV-FA90BK Service Manual

XV-FA90BK/XV-FA92SL/XV-FA95GD

Adjustment method

(1) Test mode setting method
1)Take out the disc and close the tray.
2)Unplug the power plug.
3)Insert power plug into outlet while pressing both "PLAY" button and "STOP" button of the main body.
4)The player displays "TEST
" " means the player version.
5)When the power supply is turned off, test mode is released.
The mode changes as follows whenever the "CHOICE" button of remote controller is pushed in test mode.
TEST_
_
CHECK ---------------------------------
FL display becomes all lighting ---
EXPERT ---------------------------------
(2) Initialization method
Please initialize according to the following procedures when microprocessor or pick-up is
exchanged and when the up-grade is done.
1)Makes to test mode.
2)After "FORWARD SKIP" button (
3)DVD AUDIO indicator lights when about ten seconds pass. Then, it is initialization completion.
(3) Method of displaying device key index
1)Makes to test mode and initializes.
2)When "CHOICE" button of remote controller is pushed once, the device key index is displayed on the
FL display as follows.
(4) Method of displaying version of microcomputer
1)Makes to test mode and initializes
2)When "CHOICE" button of remote controller is pushed twice, the figure is displayed on the FL display as follows.
FL Display microcomputer (IC801)
Front end microcomputer (IC401)
BACK SKIP Button
(display of current value)
TOP MENU Button
(laser ON)
CURSOR UP Button
(firmware upgrade)
CHOICE Button
(switch of mode)
1-24
" on the FL display. keeps pushing the button until this is displayed.
_ -----------------------
--------
_ _ ------------
) of the main body is pushed, "PAUSE" button is pushed.
4 5 _ 3 3 _ 4 5 _ F 0
POWER
Button
Becomes test mode
Device key index
Version of microcomputer
Check mode
Confirmation of FL display
Not use mode
FL Display
FL Display
(for test mode or display of jitter value)
DVD AUDIO
Indicator
(for initialize)
FL Display
is a figure or an alphabet.
Microcode of decoder
Decoder part (IC509)
PLAY Button
STOP Button
PAUSE Button
(for test mode)
(automatic adjustment
or initialize)
FORWARD SKIP Button
(for initialize)