Digital Watchdog D2365T Installationshandbuch PDF herunterladen (Seite 22)

Duet2 D2600 / Duet3 D2650 Installation Manual – EU-D2600-D2650-INST/A10/v1 - 22

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APPENDIX 1

LED Indications (cont’d)

The PSTN LED is Red. See Fig 6, page 22.

LED off

PSTN disabled in NVM programming, or enabled but no

PSTN line activity and no PSTN faults detected

LED on solid On line

Ringing flashes in sync with the

ringtone

Incoming ringing is detected and this may inhibit the Duet

from making a telephone call

1 flash PSTN telephone line DC voltage is very low or absent

2 flashes

Another phone (or fax, etc.) on the same PSTN line is off-

hook

LED on for 2 sec then 3 off blinks Up/downloading to the alarm control panel

The LAN Communication LED is Green. See Fig 6, page 22.

LED off

LAN path not activated. Enabled but no LAN line activity

and no LAN faults detected

LED on solid On line

LED slow flash

LAN path active. Dialling complete, waiting for connection to

ARC

LED medium flash (On & Off 5

times/sec)

LAN path active. Connected to ARC waiting for handshake

LED rapid flash (On & Off 12

times/sec)

LAN path active. Handshake received, sending data to ARC

LED 6 medium speed flashes. Communications successful, data received correctly at ARC

LAN Failure Indications:

The green LAN LED will flash to indicate the type of line or communication failure. If more than one

type of failure is detected, the lowest number will be displayed.

1 flash Unable to communicate with the plug-on LAN card

2 flashes LAN path failure. 3 sequential LAN calls have failed

Green Wired Path LED (LAN)

Yellow Radio Path LED (GSM)

Red Wired Path LED (PSTN)

Green (HI)

Yellow (SVC)

Red (LO)

Fig 6

1 2 ... 17 18 19 20 21 22 23 24 25 26 27 ... 31 32

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