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JVC XV-F80BK Service Manual page 24

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XV-F80BK/XV-F85GD
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 control 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)A green progressive indicator lights when about ten seconds pass. Then, it is initialization completion.
(When scan mode is set to the progressive scanning, the indicator is green from red. )
(3) Method of displaying version of microcomputer
1)Makes to test mode and initializes
2)When "CHOICE" button of remote control is pushed once, 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)
TITLE 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.
3 6 _ 2 3 _ 3 4 _ F 9
POWER
Button
Becomes test mode
Version of microcomputer
Check mode
Confirmation of FL display
Not use mode
FL Display
PROGRESSIVE
Indicator
(for initialize)
FL Display
FORWARD SKIP Button
Microcode of decoder
Decoder part (IC509)
PLAY Button
(for test mode or display of jitter value)
STOP Button
(for test mode)
PAUSE Button
(automatic adjustment
or initialize)
(for initialize)

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