Doc. No.
Rev.
Date
1.1
1
2020-0
3
-0
6
Damm Cellular Systems A/S, Denmark
BS422 Installation and Setup guideline
BS422
Installation guide-
Specifications subject to change without notice
17
*) Alarm BS 422 (OM command 03/A)
Comment
00: TX PLL unlocked
Blocking Alarm (Hardware fault)
01: TX loop unstable
Blocking Alarm (Hardware fault)
03: TX temperature high
Blo
cking Alarm (TR421 temperature over 80˚C TX stopped)
06: TX output power
Blocking Alarm (Check TX out power)
07: TX ant. reflected L2
Blocking Alarm (can be changed to non-blocking with command
71/TXR)
08: TX ant. reflected L1
Non-Blocking Alarm
10: RX PLL unlocked
Blocking Alarm (Hardware fault)
11: RX LO1 injection low
Non-Blocking Alarm (Hardware fault)
16: 36.864MHz PLL unlocked
Blocking Alarm (Hardware fault)
18: L3 Frequency Setup
Non-Blocking Alarm
19: DSP watchdog
Blocking Alarm
20: DSP Time Sync
Non-Blocking Alarm
21: BSC Message Link
Blocking Alarm (No Link to BSC)
22: BSC1 Message Link
Non-Blocking Alarm (No Link to BSC1)
23: BSC2 Message Link
Non-Blocking Alarm (No Link to BSC2)
24: Time Sync
Non-Blocking Alarm
25: Internal GNSS RX
Non-Blocking Alarm
26: External 1 Sync input
Non-Blocking Alarm
27: External 2 Sync input
Non-Blocking Alarm
28: Sync Phase Detector
Non-Blocking Alarm
29: Century Second error
Non-Blocking Alarm
