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Table of Contents
This guide provides a list of HKC Alarm Fault Codes broken down by Fault type.
1. Power Faults
Below is a table of HKC Alarm Power faults:
| Alarm Fault Name | Fault Abbreviation | Description |
| Mains Fault | Mains Flt / Mains Fault | Mains Fault – Mains AC electrical power to the control panel has failed or been disconnected. |
| Battery Low | Batt Low / Panel Batt Low | Low Battery – Control panel internal backup battery voltage is low |
| Battery Fail | BatFail / Battery Fail | Battery Fail – Control panel backup battery failed its automatic load test or is disconnected |
| PSU Mains Fault | PSU Mains | An auxiliary Power Supply Unit (PSU) has lost its mains AC power input. |
| PSU Low Battery | PSU LowBatt | Backup battery connected to an auxiliary Power Supply Unit is low on voltage. |
| Aux Power Supply Battery | PSU DeepDis | The Auxiliary Power Supply Unit backup battery has reached a deep-discharge level. |
| DTV Low Battery | DTV Low Bat | Low battery voltage detected on the DTV dialler module. |
2. Tamper Faults
Below is a table of HKC Alarm Tamper faults:
| Alarm Fault Name | Fault Abbreviation | Description |
| General Tamper | Tam / Tamper Activation | General tamper switch activation. A panel lid, sensor cover, or tamper loop circuit was opened. |
| Tamper Fault | Tam flt / Tamper Fault | Wiring fault, short circuit, or open circuit detected on a dedicated tamper loop. |
| Keyboard Tamper | RK1 Tamper / RK2 Tamper | Remote Keypad 1 or 2 cover was opened, or the keypad was removed from its wall mounting. |
| Siren Tamp / Bell Tamp | SABB Tamper / BelTam | External SABB bell box cover removed or pry-off wall tamper switch activated. |
| Internal Bell Tamper | Int Bell Tam | Internal siren housing cover opened or internal sounder tamper circuit disconnected. |
| Perimeter Tamper | Perimeter Tamper / Perim. Alarm | Tamper or open circuit on perimeter sensors (e.g. window shock sensors or door contacts). |
3. Wireless Faults
Below is a table of HKC Alarm Wireless faults:
| Alarm Fault Name | Fault Abbreviation | Description |
| RF Low Battery | RF Low Batt | Low battery on a wireless detector (PIR motion sensor, door/window contact, inertia shock sensor, smoke/CO detector). |
| Fob Low Battery | Fob Low Batt | Low battery in a wireless RF keyfob. |
| RFI Low Battery | RFI Low Batt | Low battery on a wireless device connected via an RF repeater/interface module. |
| RF Jamming | RF Jam Detect | Radio-frequency jamming or severe signal interference detected on the 868 MHz wireless channel. |
| RFI Supervis | RFI Supervis | Radio communication loss between an RF repeater and a wireless device. |
| Radio Comms | Supervisory / Supervisory Signal | Radio communication between the panel and a wireless detector was lost or interrupted. |
4. Network & Comms Faults
Below is a table of HKC Alarm Network & Comms faults:
| Alarm Fault Name | Fault Abbreviation | Description |
| Telephone landline failure | Line Flt / DLR Line Flt / DTV Line Flt | Telephone landline connection failure or physical cable disconnection. |
| Telephone line fault | DLR LnFlt-OH / DTV LnFlt-OH | Telephone line fault caused by a premises phone handset left off-hook. |
| IP Comms Fault | ComFlt / DLR Coms / DTV Coms | Communication path failure between dialler/module and the monitoring station or SecureComm cloud server over WiFi, LAN/Ethernet, or cellular link. |
| Dialler Fault | Dialler FTC / DLR FTC / DTV FTC | Fail To Communicate: dialler failed to report an alarm signal to monitoring station or app over phone or IP/WiFi connection. |
| SMS Fault | DLR SMS FTC / DTV SMS FTC | Outgoing SMS text message notification failed to transmit. |
| Failed Voice Notification | DTV VoiceFTC | Outgoing voice notification telephone call failed to reach the recipient. |
| No Dial Tone | DLR NoD’tone / DTV NoD’tone | Dialler cannot detect a dial tone on the telephone line. |
| GSM Signal | GSM Jam / GSM Jam Detect | Cellular signal jamming or severe radio noise detected on the GSM network connection. |
| Check in Fail | Chk In Fail | Scheduled supervisory check-in signal failed to reach central monitoring station over IP (WiFi/LAN) or cellular network. |
5. Hardware & System Faults
Below is a table of HKC Alarm Hardware & System faults:
| Alarm Fault Name | Fault Abbreviation | Description |
| Battery Fuse | Bat.Fuse | The control panel’s main backup battery fuse is blown or open. |
| Auxiliary Fuse | Aux Fuse | Control panel auxiliary 12V power supply output fuse is blown or open. |
| Internal Bell/Siren Fuse | Int.Fuse | Internal siren/sounder power output fuse has blown or opened. |
| External Bell/Siren Fuse | Ext.Fuse / Bel.Fuse | External bell/siren power output fuse has blown or opened. |
| Strobe Light | StrbFuse | Strobe light power output fuse is blown or open. |
| Data Bus Error | Dev Data Err | Data bus transmission error between the control panel and an expander or keypad module. |
| General System Fault | Flt | General system fault warning indicator displayed on the keypad screen / status LED. |
| Service Due | Service Due … Contact Engineer | Programmed service interval timer (Wks 2 Service) has expired, prompting routine maintenance. |
Need assistance clearing an engineer lock or replacing a panel battery? Ciz ICT is a PSA-licensed security installer (PSA #11346). Contact our Dublin office on 01 912 5130 or Kerry on 066 716 5020.