Service Mode; Cold Start; System Rom Number, Firmware Version And Region Check; Fl Display And Led Display Check - JVC MX-JE3 Service Manual

4.5

Service mode

4.5.1 Confirming contents

(1) Cold start

(2) FL display and LED display check

(3) System ROM number, firmware version and region check

(4) Change AM frequency step 9kHz/10kHz (Toggle)
(5) Tray LOCK/UNLOCK (Toggle)
(6) System micon cold start
(7) System micon soft reset
(8) Setting of DVD NTSC mode
(9) DVD test mode
4.5.2 Confirming methods
1. Cold start
Press the VOLME +(UP) button twice while
pressing the ENTER, STANDBY/ON
buttons on the remote controller at standby.
Cold start is completed.
3. System ROM number, firmware version and region check
Press the FADE MUTING button while pressing
the ENTER, STANDBY/ON buttons on the
remote controller in a power on state.
Press the FADE MUTING button again while
pressing the ENTER, STANDBY/ON buttons
on the remote controller.
Press the FADE MUTING button again while
pressing the ENTER, STANDBY/ON buttons
on the remote controller.
Press the FADE MUTING button again while
pressing the ENTER, STANDBY/ON buttons
on the remote controller.
If there is not the button input, each indication returns to normal indication automatically.
1-36 (No.MB385)
FL indication
COLD SET
3 CHARACTERS + ROM CORRECTION #
FL indication
(Example) SYS
SYS X.XX #
YYYY : Firmware version
FL indication
(Example) DVD
DVD YYYY
FL indication ZZ : Region
(Example) MX-JE3
MX-JE3 ZZ
2. FL display and LED display check
Press the VOLME - (DOWN) button while
pressing the ENTER, STANDBY/ON
buttons on the remote controller at standby.
All of the FL and LED display light up.
Indication returns to normal indication by doing
the same operation again.
This confirmation is possible in a power on state.
1.03 0
0471
US