Dvd Region Confirm Mode - JVC DX-T7 Service Manual

4.3.3 DVD test mode
1. To enter DVD TEST mode,
(1) AC POWER ON while holding STOP+DVD5 EJECT/CLOSE keys.
(2) DVD Mecha will start in TEST MODE, LCD will display:
T xxy vw
2. To exit DVD TEST mode,
During TEST MODE (except for Device Key write & DVD Region Re-write), press POWER KEY and wait until
"POFF OK" is displayed for 5sec, then system goes into Standby Mode & Backlight LED is off.
This means that System now successfully exit the DVD Test Mode & back to normal mode.
To exit TEST mode for Device Key Write & DVD Region Re-write, first AC OFF, then AC ON again to return to
normal state.
3. EEPROM INITIALIZATION
3.1 NORMAL INITIALIZE
(1) During DVD TEST MODE, press PAUSE key on the main unit to start NORMAL EEPROM INITIALIZATION.
(2) LCD will display:
T xxy vw
3.2 FULL INITIALIZE
(1) During DVD TEST MODE, press >>| key on set 2 seconds control to start FULL EEPROM INITIALIZATION.
(2) LCD will display:
T xxy vw
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14. DVD region confirm mode

Into the DVD region confirm mode.
DVD REGION CHECK CAN ONLY BEEN DISPLAY
DURING
SYSTEM POWER ON IN DVD MODE
(WHEN DVD LSI P.ON)
Temporary display region code on LCD for 5 seconds.
IF THERE IS NO INFORMATION FEEDBACK,
SYS-CON WILL DISPLAY
"WAIT" BLINKING 0.5SEC ON & OFF
LCD WILL DISPLAY "AREAxxRy" WHERE "AREAxx"
is the DESTINATION INFO & R is the REGION INFO.
After 5 seconds, return to previous display.
Press the [STOP] and [EJECT 4] buttons on the
main unit simultaneously in power on state .
This confirm is completed.
Initialization state from MECHA-CON
Study state information from MECHA-CON
Region number
Received DESTINATION information:
JC/1U/D/E/2U/3U/UB/UT/4U/UY/EE/UF
Initialization state from MECHA-CON
Initialization state from MECHA-CON
FL indication
" x xxx xx "