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MANUAL ELDES ESIM264 V3.1
34. TECHNICAL SUPPORT
34.1. Troubleshooting
Indication Possible reason
Indicator STAT is o · No main power supply
· Wiring done improperly
· Blown fuse
Indicator NETW is o or ashing · Missing SIM card
· PIN code is enabled
· SIM card is inactive
· Disconnected antenna
· GSM network signal too weak
· Problems with GSM provider
· Microcontroller is not started due to electrical mains noise or static discharge
System does not send any SMS text messages
and/or does not ring
· SIM card credit balance depleted
· Incorrect SMS centre phone number
· No GSM network signal
· User number is not added (or control from anu phone number is disabled)
· SIM card changed before disconnecting main power supply or backup battery
Received SMS text message “Wrong syntax” · Incorrect SMS text message structure
· Extra space symbol could be left in SMS text message
Missing temperature indication in Info SMS text
message/EKB2 keypad
· Temperature sensor not connected
· Temperature sensor broken
· Connection wires too long
24H and/or Fire zones do not work
· Specied zone must be enabled by SMS, ELDES Conguration Tool, EKB2 or EKB3
keypad.
No sound during remote listening · Microphone not connected
· Improper microphone connection
For product warranty repair service please , contact your local retail store where this product was purchased.
If your problem could not be xed by the self-guide above, please contact your local distributor. More up to date informa-
tion about your device and other products can be found at the manufacturer’s website www.eldes.lt
34.2. Restoring Default Parameters
1. Disconnect the power supply and backup battery.
2. Short circuit (connect) DEF pins.
3. Power up the device for 7 seconds.
4. Power down the device.
5. Remove short circuit from DEF pins.
6. Parameters restored to default.
34.3. Updating the Firmware via USB Cable Locally
1. Disconnect the power supply and backup battery.
2. Short circuit (connect) DEF pins.
3. Connect the device via USB cable to the PC.
4. Power up the device.
5. The new window must pop-up where you will nd the .bin le. Otherwise open My Computer and look for Boot Disk drive.
6. Delete the .bin le found in the drive.
7. Copy the new rmware .bin le to the very same window.
8. Power down the device.
9. Unplug USB cable.
10. Remove short circuit from DEF pins.
11. Power up the device.
12. Firmware updated.
NOTE: It is strongly recommended to restore default parameters after the rmware update.
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