How to Identify T2wG and Device
How to access the Service Menu
How to access the Repair Manual
How to install latest softwares
System Diagnostics
Running some diagnostic checks can define between a full malfunction and a sw-update mode where later on
an update-retry can be successful as described previously.
1-
Key “On”
2-
Press and hold the hard key
“SETUP”
3-
Switch On/Off the headlights 3 consecutive times in quick
succession
a)
If a complete malfunction like non boot-up (pwr-connections, internal power loss) then Diag System-
Check from DA to TEB will show – NG (Not Good). At this point, replace the TEB.
OK
Go to the Service Menu to confirm its access:
1. In update mode it is possible to enter to the
Diagnostic Menu to perform a run system check
2. Ext-Box Menus at Display Audio (DA) are not
NG
Replace TEB
OLD
NEW