3
3 Troubleshooting Guide
3.1.
Troubleshooting Guide
* Check the battery voltage before the inspection.
3.2.
Trial Operation (after checking Troubleshooting Guide)
IMPORTANT NOTICE:
Delete all pairing memories after repairing.
[How to delete all pairing memories]
Push the - button and Switch at the same time while EY37C5 is turned OFF then you'll hear a beep after 5 seconds
→
All
pairing memories are deleted.
3.2.1.
Assembly
• Confirm that there is no biting of lead wires and no gaps between housing.
• Confirm all screws are tightened firmly.
3.2.2.
Operation
• Play audio and check sound quality and volume control.
[How to check audio]
Turn ON Bluetooth from smartphone setting while EY37C5 is turned OFF
→
Press and hold EY37C5 Switch
→
Confirm that you
can play the music on the device side.
• Connect the USB charging cable from the market and the USB device to the right/left USB terminal. Press the USB power supply
button and check if it starts charging.
ᇵ
TROUBLE
ᇶ
ᇵ
CHECK
ᇶ
ᇵ
REMEDY
ᇶ
USB-connected devices
cannot be charged.
Confirm that the setting part of the hinge
assembly is not out of stock or worn.
Refer to Trial Operation 3.2.2 [How to check
audio].
䠫䠧
Replace the hinge
assembly.
NO
ᇵ
TROUBLE
ᇶ
ᇵ
CHECK
ᇶ
NO
ᇵ
TROUBLE
ᇶ
Replace the main
Module.
Refer to Trial Operation. 3.2
Re-register Bluetooth and check if you can play
audio after deleting all pairing memories on the
device.
ᇵ
REMEDY
ᇶ
Replace the main
Module or speaker block.
The handle does not
remain at the set angle
No sound can be heard
through the speaker.
