HOW TO ENTER SERVICE MODE - JVC AV-21JT5EU / AV-21JT5EBU / AV-14JT5EU / AV-14JT5EBU
JVC AV-21JT5EU / AV-21JT5EBU / AV-14JT5EU /
AV-14JT5EBU
ICs USED: 24LC16_TDA6103Q_STV2238D_ST92195_TDA1771_STV8131_DPM001T1A
HOW TO ENTER AND EXIT FROM SERVICE MODE
* Press the “Muting” and “recall” key of the remote control at
the same time to display the service menu screen. [NB: You should have its original remote control to enter the service mode. No universal remote control can be used for this purpose]
* To exit from service mode, turn off the power switch.
SERVICE MODE ADJUSTMENTS
* Select the setting item you want to change with “P▲/▼” key
on the remote control unit. The item you
have selected will be indicated by yellow on the display.
* To change the set values, use ◄/► key on the remote
control. When setting is completed, turn
off the power. The changed values are
stored in the memory.
Service mode screen
SCHEMATIC - FULL
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