Table 2-1. Related Adjustments (continued)

Assembly Changed

or Repaired

A8 low band mixer

A9 input attenuator

A10 RYTHM

All YTO

Al3 2nd converter Al4 frequency control

Al5 RF

A15UlOO sampler Al7 CRT driver A18Vl CRT A19 HP-IB

A21 OCXO

Perform the following related adjustments in the order listed

Frequency response adjustment

Frequency response adjustment (or perform the

frequency response performance test in the

HP 8560 E-Series Spectrum Analyzer Calibration Guide.

The adjustment must be performed if the performance test fails YIG-tuned filter/mixer (RYTHM) adjustment

Frequency response adjustment

YTO adjustment

Frequency response adjustment

Display adjustment (fast zero span)

YTO adjustment

LO distribution amplifier adjustment

Frequency response adjustment

10 MHz reference adjustment (TCXO, Option 103)

600 MHz reference adjustment Calibrator amplitude adjustment External mixer bias adjustment Sampling oscillator adjustment External mixer amplitude adjustment Frequency response adjustment Sampling oscillator adjustment Display adjustment

Display adjustment

No related adjustment

10 MHz reference adjustment (OCXO)

Adjustment

Number

9

9

16

9

7

9

2

7

8

9

12

18

10

14

6

15

9

6

2

2

11

Adjustment Procedures 2-5

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Image 45
Agilent Technologies 856290216 service manual A10 Rythm, A21 Ocxo