Service Mode List; When "N" Is Always Being Displayed On The Tv Monitor - JVC HR-XVC20US Service Manual

Dvd/cd player hi-fi
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This unit provided with the following SERVICE MODES so you can repair, examine and adjust easily.
To enter to the SERVICE MODE function, press and hold both buttons simultaneously on the main unit or on the main unit and on
the remote control for more than a standard time (second).
Set Key
Set Key
CH UP
FF
CH UP
STOP
CH UP
PLAY
CH DOWN
POWER
Set Key
Remocon Key
REC
4
STOP
7
<NOTE> WHEN "N" IS ALWAYS BEING DISPLAYED ON THE TV MONITOR.
This product is usable the remote controller which is used by DVD+VHS of the other brand.
If "N" is always being displayed on the TV monitor, can not control from provided remote controller since this product is other
brand format.
• How to return a JVC format.
Turn off the power of the set and push the CHANNEL+ button and the REC button of the set simultaneously.
PARENTAL CONTROL - RATING LEVEL
If the stored 4 digit password in the Rating Level menu needs to be cancelled, please follow the steps below.
1.
Turn Unit ON.
2.
Press and hold the '7' key on the remote control unit.
3.
Simultaneously press and hold the 'STOP' key on the front panel.
4.
Hold both keys for more than 3 seconds.
5.
The On Screen Display message 'PASSWORD CLEAR' will appear.
6.
The 4 digit password has now been cleared.

SERVICE MODE LIST

Standard Time
(seconds)
PLAY/REC total hours are displayed on the TV Monitor.
Refer to the "PREVENTIVE CHECKS AND SERVICE INTERVALS"
(CONFIRMATION OF HOURS USED).
2
Can be checked of the INITIAL DATA of MEMORY IC.
Refer to the "WHEN REPLACING EEPROM (MEMORY) IC".
Adjust the SWITHCHING POINT automatically.
2
Refer to the "ELECTRICAL ADJUSTMENT" (SWITHCHING POINT).
Initialization of the factory on VCR.
NOTE: Do not use this for the normal servicing.
2
If you set a factory initialization, the memories are reset such as
the clock setting, the channel setting, and PLAY/REC total hours.
VCR operation mode at no connection of DVD.
2
Refer to the "PREPARATION FOR SERVICING"
NOTE: Although the DVD is connected, the DVD mode cannot be selected.
Standard Time
(seconds)
Initialization of the factory on DVD.
NOTE: The function will only work without the setting of DVD disc at DVD
2
mode.
Do not use this for the normal servicing.
Releasing of PARENTAL LOCK.
Refer to the "PARENTAL CONTROL - RATING LEVEL".
3
NOTE: The function will only work without the setting of DVD disc at DVD
mode.
(REMOTE CONTROLLER FORMAT)
Operations
Operations
(4 DIGIT PASSWORD CANCELLATION)
1-13

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