SRK-JW18EH PAC Integration Kit
Jeep Wrangler JL | Gladiator JT
6
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Updating System Firmware (cont.)
2. Download Firmware
Download the firmware file from StingerElectronics.com. Transfer the firmware file “as is” onto the formatted USB
drive. The file must be in the root directory of the USB drive.
Do not unzip the file.
See example A for Windows
and B for Mac.
A. Windows PC
B. Mac
3. Install System Update
Insert the USB drive into either USB port on the radio.
NOTE: When updating the firmware, all settings will be reset to factory defaults.... station presets,
EQ presets, audio/crossover settings, time alignment, camera settings. If need be, record this
information before updating firmware.
A. Access the Installer Settings (Page: 2) and
select
System Update > Update
The update will take 6-8 minutes.
Do not attempt to stop the update.
DO NOT turn off power. The system will be
damaged if power is lost during the
update process.
