Trouble Shooting Guide
Table Of Contents
- Troubleshooting-Installing an RF link
- Issue : 5.3.x
- Authors : Matt Olson/Dave Sida
- Date : 30th July 2004
- CONTENTS
- CHANGE HISTORY
- INTRODUCTION
- Aligning an SU
- Fine tuning an SU
- SU signal quality
- Troubleshooting SU link from AP
- Link status
- AP Link Status
- SU Link Status
- MAC type
- Unit MAC address
- Channel
- Radio Channel Mask
- Correlation sequence
- MAC delay compensation
- Unit Range
- Base Station ID
- Radio Temperature
- RSSI
- Path loss in excess of FSL (estimate)
- Downlink RSSI Fade Margin
- TX maximum backoff
- TX current backoff
- Max TX power for channel
- Actual TX power
- Averaging MAC error rates over
- Downlink Header Error Rate
- Downlink Cell Error Rate
- Uplink Cell Error Rate
- Modem RSSI
- Mac stats
- Modem txpower
- Modem mmse
- PNMS Sector
- Survey Scan
- Modem msreg 6 1
- Modem rxdc stats
- Bun list channels
Axxcelera Broadband
Troubleshooting-Installing an RF link - 5 - Issue: 5.3.x
Rev 2
7.1.23 RSSI...................................................................................................................................... 20
7.1.24 Path loss in excess of FSL (estimate) ................................................................................... 20
7.1.25 Downlink RSSI Fade Margin ............................................................................................... 21
7.1.26 TX maximum backoff .......................................................................................................... 21
7.1.27 TX current backoff ............................................................................................................... 21
7.1.28 Max TX power for channel................................................................................................... 21
7.1.29 Actual TX power .................................................................................................................. 21
7.1.30 Averaging MAC error rates over <period> .......................................................................... 21
7.1.31 Downlink Header Error Rate ................................................................................................ 21
7.1.32 Downlink Cell Error Rate..................................................................................................... 22
7.1.33 Uplink Cell Error Rate.......................................................................................................... 22
8 MODEM RSSI ........................................................................................................................ 23
SU M
ODEM
RSSI ........................................................................................................................ 23
8.1.1 mean actual RX chain attenuation ........................................................................................ 23
8.1.2 actual RX gain ...................................................................................................................... 23
8.1.3 baseband gain ....................................................................................................................... 23
8.1.4 RSSI...................................................................................................................................... 23
9 MAC STATS........................................................................................................................... 24
AP MAC S
TATS
........................................................................................................................... 24
D
EFINITION OF TERMS
................................................................................................................... 24
I
NTERPRETING
AP MAC S
TATS
.................................................................................................... 25
9.1.1 FDHDR................................................................................................................................. 25
9.1.2 RGR...................................................................................................................................... 25
9.1.3 ACK...................................................................................................................................... 25
9.1.4 CELLS.................................................................................................................................. 26
9.1.5 tx........................................................................................................................................... 26
9.1.6 inseq...................................................................................................................................... 26
9.1.7 miss....................................................................................................................................... 26
9.1.8 dup ........................................................................................................................................ 27
SU MAC S
TATS
.......................................................................................................................... 27
I
NTERPRETING
SU MAC
S
TATS
.................................................................................................... 27
9.1.9 FDHDR................................................................................................................................. 27
9.1.10 RGR...................................................................................................................................... 28
9.1.11 ACK...................................................................................................................................... 28
9.1.12 CELLS.................................................................................................................................. 28
9.1.13 Tx.......................................................................................................................................... 28
9.1.14 inseq...................................................................................................................................... 29
9.1.15 miss....................................................................................................................................... 29
9.1.16 dup ........................................................................................................................................ 29
10 MODEM TXPOWER......................................................................................................... 30
AP M
ODEM
T
XPOWER
.................................................................................................................. 30
10.1.1 corrected FCC backoff tx attenuation................................................................................... 30
10.1.2 nominal TX chain attenuation .............................................................................................. 30
10.1.3 actual TX chain attenuation .................................................................................................. 30
10.1.4 digital baseband attenuation ................................................................................................. 30
10.1.5 nominal TX power................................................................................................................ 30
10.1.6 actual TX power ................................................................................................................... 31
SU M
ODEM
T
XPOWER
.................................................................................................................. 31
10.1.7 corrected FCC backoff tx attenuation................................................................................... 31