11-21
From MEFD
How to
How to update clock
The radio unit above eye level for the driver of 11-21 has a clock independent of the rest of the apparatus. Page 7 of the JHD1635BT Manual has instructions for setting the clock:
- Ensure the apparatus is on
- Long press the large circular knob on the left to turn the radio on
- Press and hold the MENU button until the first menu item appears
- Use the TUNE/SEEK buttons to navigate to the "Set Clock" menu item
- Hit the INFO/ENTER button to view the clock set screen
- Use the TUNE/SEEK buttons to increase/decrease the selected digit, then the INFO/ENTER to proceed to the next digit
- Leave the radio alone for 5 seconds and the clock will be set
- Long press the large circular knob on the left to turn the unit off
