User's Manual
Table Of Contents
- Contents
- Chapter 1 Introduction
- Chapter 2 Preliminary Operations
- Chapter 3 Optimization/Calibration
- Introduction to Optimization and Calibration
- Preparing the LMF
- Overview of Packet BTS files
- LMF Features and Installation Requirements
- LMF File Structure Overview
- LMF Home Directory
- NECF Filename Conventions and Directory Location
- LMF Installation and Update Procedures
- Copy BTS and CBSC CDF (or NECF) Files to the LMF Computer
- Creating a Named HyperTerminal Connection for MMI Communication
- Span Lines - Interface and Isolation
- LMF to BTS Connection
- Using the LMF
- Pinging the Processors
- Download the BTS
- CSM System Time - GPS & LFR/HSO Verification
- Test Equipment Set-up
- Test Set Calibration
- Background
- Calibration Procedures Included
- GPIB Addresses
- Selecting Test Equipment
- Manually Selecting Test Equipment in a Serial Connection Tab
- Automatically Selecting Test Equipment in the Serial Connection Tab
- Calibrating Test Equipment
- Calibrating Cables Overview
- Calibrating Test Cabling using Communications System Analyzer
- Calibrate Test Cabling Using Signal Generator & Spectrum Analyzer
- Setting Cable Loss Values
- Setting TX Coupler Loss Value
- Bay Level Offset Calibration
- Purpose of Bay Level Offset Calibration
- What is BLO Calibration?
- Component Verification During Calibration
- When to Calibrate BLOs
- BLO Calibration Data File
- Test Equipment Setup for RF Path Calibration
- Transmit (TX) Path Calibration Description
- TX Calibration and the LMF
- TX Calibration
- All Cal/Audit and TX Calibration Procedure
- Download BLO Procedure
- Calibration Audit Introduction
- TX Path Audit
- TX Audit Test
- Create CAL File
- RFDS Set-up and Calibration
- Alarms Testing
- Chapter 4 Automated Acceptance Test Procedures
BTS Equipment Identification
68P64115A18–1
Mar 2003
1X SC 4812T Lite BTS Optimization/ATP Software Release R2.16.1.x
DRAFT
1-22
Figure 1-4: SCCP Shelf
ti-CDMA-WP-00222-v01-ildoc-ftw REF
SC 4812T Lite Cabinet
MPC/EMPC
CSM
Power Supply
Power Supply
MPC/EMPC
CSM
CCD–1CCD–2
AMR
HSO
AMR
GLI GLI
MCC
MCC
MCC
MCC
BBX
BBX
BBX
BBX
BBX
BBX
SWITCH
19mm Filler Panel
BBX
CIO
CCD CARD(S)
(LOCATED BEHIND FILLER PANEL)
SCCP SHELF
FILLER
POWER 1 POWER 2
HSO/LFR CSM 1 CSM 2
CCD
AMR GLI
1 2
3 4
MCC
1 2 3
4 5 6
BBX
R1
SWITCH
1
2
1
2
1
2
MPC
2:1 Combiners
In the SC4812T Lite BTS, one 2:1 combiner is used per sector to
combine the trunked LPA–amplified TX signals for two carriers into one
signal for input to the applicable sector DRDC or TRDC.