JVC EX-D5 Service Manual page 25

5. DVD test mode
In to the DVD test mode.
Test mode contents is refer to module specification.
DVD test mode is canceled by POWER OFF and
except source DVD.
Insert a power cord in an outlet while pressing
the [PLAY] and [PAUSE] buttons on the main
unit simultaneously .
This unit is set to DVD test mode.
The details refer to "4.1.3 DVD test mode".
4.1.3 DVD test mode
1. To enter DVD TEST mode,
(1) AC POWER ON while holding PLAY+PAUSE keys.
(2) DVD Mecha will start in TEST MODE, FL 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.
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 STOP key on remote control to start NORMAL EEPROM INITIALIZATION.
(2) FL 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) FL will display:
T xxy vw
4. DEVICE KEY CHECKSUM DISPLAY
(1) During DESTINATION INFO display screen (1), press MENU key to enter DEVICE KEY CHECKSUM display.
(2) FL will display:
DKxxxx
Initialization state from DVD UNIT
Study state information from DVD UNIT
Region number
Received DESTINATION information:
JC/1U/D/E/2U/3U/UB/UT/4U/UY/EE/UF
Initialization state from DVD UNIT
Initialization state from DVD UNIT
(Example) DK470B
6. DVD initialize
DVD module initialized.
LCD segment is light on at initialize command.
DVD test mode.
Press the [3D PHONIC]
button on the main unit .
DVD initialize is completed.
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