Thread: Transform a Nuvi 37xx in a Nuvi 34xx for dummies

Originally Posted by voyager56

But to enable this you must downgrade to some previous FW version ore use region 140 patching.

As it turned out the firmware 6.60 doesn't perceive the DeviceConfig_PhotoRealJcv_Enabled.xml

Therefore, all hope for the region 140, but need a correct address of this feature in the reg_140.bin offset (address '20' is not suitable).

Perhaps it was just a joke here:

Originally Posted by Astx

Into 34xx 7.00 firmware i found one new config strings not exist in 6.60:
DeviceConfig_PhotoRealJcv_Enabled.xml
DeviceConfig_PhotoRealJcv_Disabled.xml