JVC KW-NX7000J Service Manual page 29

4.6.5 Service mode 9
Keep this state more 2 seconds
while continuing pressing the
[OPEN] button, [MAP] button
and TOUCH PANEL [DOWN]
button sequentially.
Screen indication
SERVICE MODE 9
NAVI SERVICE MODE
NAVI UPDATE MODE
Exchanging it operate a menu of a service mode with the [UP] button and [DOWN] button.
Operate choice of a menu with a [ENTER] button.
NAVI SERVICE MODE
Service Mode
Version
Sensor Test
Gyro Test
TMC Tuner Test
Voice Test
SD Slot Test
Service Mode
System Information
Sensor Status
TMC Status
System Error
Debug Mode
Edit System Files
Initialize
Version
SDK Version : *.*.**
APP Version : *.*.*.*
Map Version : *.*.*.*
GPS Version : *.*.*.*
Sensor Version : *.*.*.*
Unit Name : KW-NX7000(*)
Unit ID : 02********
Sensor Test
GPS-Sat :*/* Gyro Factor : -
Speed Pulse : -
Parking : **
Reverse : **
Illumination : **
Gyro Test : Only the factory use.
TMC Tuner Test
Searching Station...
Voice Test
Maximum Volume
Medium Volume
Minimum Volume
SD Slot Test : Only the factory use.
(No.MA427<Rev.001>)1-29