User's Manual Part 3

Optimization (Pre–ATP) Data Sheets – continued
Mar 2001
A-11
SCt4812T CDMA BTS Optimization/ATP
DRAFT
2–Carrier Adjacent Channel
Table A-11: TX Bay Level Offset Calibration (3–Sector: 2–Carrier Adjacent Channels)
OK Parameter Specification Comments

BBX–1, ANT–1 = dB
BBX–r, ANT–1 = dB

Calibrate
carrier 1
TX Bay Level Offset = 42 dB (typical),
38 dB (minimum) prior to calibration
BBX–2, ANT–2 = dB
BBX–r, ANT–2 = dB

BBX–3, ANT–3 = dB
BBX–r, ANT–3 = dB

BBX–7, ANT–4 = dB
BBX–r, ANT–4 = dB

Calibrate
carrier 2
TX Bay Level Offset = 42 dB (typical),
38 dB (minimum) prior to calibration
BBX–8, ANT–5 = dB
BBX–r, ANT–5 = dB

BBX–9, ANT–6 = dB
BBX–r, ANT–6 = dB

BBX–1, ANT–1 = dB
BBX–r, ANT–1 = dB

Calibration
Audit
carrier 1
0 dB (+0.5 dB) for gain set resolution
post calibration
BBX–2, ANT–2 = dB
BBX–r, ANT–2 = dB

carrier 1
BBX–3, ANT–3 = dB
BBX–r, ANT–3 = dB

BBX–7, ANT–4 = dB
BBX–r, ANT–4 = dB

Calibration
Audit
carrier 2
0 dB (+0.5 dB) for gain set resolution
post calibration
BBX–8, ANT–5 = dB
BBX–r, ANT–5 = dB

carrier 2
BBX–9, ANT–6 = dB
BBX–r, ANT–6 = dB
Comments:________________________________________________________
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A