Chapter 3 95
Manual Adjustment Procedures
Introduction
A15 RF
10 MHz reference adjustment (TCXO,
Option 103) or CAL OUT adjustment
†
8 6
Calibrator amplitude adjustment or CAL
OUT adjustment
†
66
External mixer bias adjustment10
Sampling oscillator adjustment411
External mixer amplitude adjustment or
3rd amp/2nd IF align
†
115
Front end cal7
A15U100
sampler
Sampling oscillator adjustment
†
411
A19 GPIB
No related adjustment
A21 OCXO
10 MHz reference adjustment (OCXO)7
*If any automated adjustment is required, you must first perform automated adjustment“1.
Initial Information” on page 63.
†
Either the manual or the automated adjustment may be performed.
‡
Perform either the manual "YTO adjustment" (5) or the automated "LO frequency"
and "YTO FM coil" adjustments (2 and 3).
Table 3-1 Related Adjustments
Assembly
Changed or
Repaired
Perform the following related
adjustments in the order listed
Adjustment Number
Manual
Automated*
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