Agilent 4395A Service Manual

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Agilent Part No. 04395-90120

Printed in Japan August 2002

Fifth Edition

Notice

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Safety

Summary

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ix

Contents

1.

General Information

INTR

ODUCTION

OR

GANIZA

PERF

ORMANCE TESTS

CALIBRA

CALCULA

Calculation

P

erformance

Ho

w

RECOMMENDED

Calibration

2.

P

erformance

INTR

ODUCTION

1.

FREQUENCY A

Description

Sp

ecication

T

est

Pro

cedure

2.

SOUR

Description

Specication

T

est

Pro

cedure

3. NON-SWEEP

Description

Sp

ecication

Test

Pro

cedure

4. PO

WER SWEEP LINEARITY TEST (NA)

Description .

Specication

T

est Equipmen

Procedure

5. HARMONICS/NON-HARMONIC SPURIOUS TEST (NA)

Description .

Specication . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-15

Test Equipment. . . . . . . . . . . . . . . . . . . . . . . . . . . 2-15

Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-15

6. DC BIAS TEST (NA) (Option 001) . . . . . . . . . . . . . . . . . 2-18

Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-18

Specication . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-18

TION

Sheet .

T

to

Use

Data

T

ests

.

Equipmen

.

CE

LEVEL

.

Equipmen

.

Equipment

.

. . . . . . . . . . . . . .

.

. .

OF

SER

VICE

CYCLE

SHEET

est

.

TEST

.

t

.

. .

.

. .

t

.

PO

.

. .

.

. . . . . . . . . . . . . . . . . . . .

. . . . . . . . .

t. . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . .

AND

.

Record

.

EQUIPMENT

Required

.

CCURA

.

. .

.

A

CCURA

.

. .

.

WER

. .

.

LINEARITY

MANUAL .

. .

.

PERF

.

. .

for

Step

.

CY

TEST

.

CY/FLA

.

. .

.

. .

.

. .

.

. .

ORMANCE

.

. .

A

tten

uator

.

(NA)

.

. .

.

TNESS

.

. .

.

. .

TEST

.

. .

.

. .

.

. . . . . . . . . . . . . . . . . . . 2-11

TEST RECORD

.

. .

.

. .

.

. .

.

TEST

.

. .

(NA)

.

. .

.

. . . . . . . . . . . . . . 2-11

. . . . . . . . . . . . . . . 2-11

.

. .

.

(NA) .

. .

.

. .

.

. .

.

. .

.

. .

.

. . . . . . . . 2-11

.

. . . . . . . . . 2-15

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. 2-4

.

. .

.

. .

.

. . . . . 2-11

. . . . . . 2-15

1-1

1-3

1-4

1-5

1-6

2-1

2-2

2-4

2-8

Contents-1

Test

Equipment

Pro

cedure

7.

RECEIVER

Description .

Sp

ecication

T

est Equipmen

Pro

cedure

8.

INPUT

Description

Sp

T

est

Pro

9.

INPUT

Description

Sp

T

est

Pro

10.

ABSOLUTE

Description

Sp

T

est

Pro

11.

MA

Description

Sp

T

est

Pro

12.

MA

Description

Specication

T

est

Pro

13.

DISPLA

Description

Specication

T

est

Pro

14. AMPLITUDE FIDELITY TEST (SA) .

Description

Specication

Test Equipmen

Procedure

15. INPUT A

Description .

Specication . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-58

Test Equipment. . . . . . . . . . . . . . . . . . . . . . . . . . . 2-58

Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-58

16. NOISE SIDEBANDS TEST (SA) . . . . . . . . . . . . . . . . . . 2-61

Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-61

Specication . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-61

Test Equipment. . . . . . . . . . . . . . . . . . . . . . . . . . . 2-61

CR

ecication

Equipmen

cedure .

IMPED

ecication .

Equipmen

cedure

ecication .

Equipmen

cedure

GNITUDE

ecication

Equipmen

cedure

GNITUDE

Equipmen

cedure

YED

Equipmen

cedure

. .

.

. .

.

. .

NOISE

. .

.

t.

.

OSST

. .

.

t

. .

.

t

.

t

.

t

. .

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t.

. .

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t

.

. . . . . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . .

t.

. . . . . . . . . . . . . . . . . . .

TTENUATOR SWITCHING UNCER

. . . . . . . . . . . . . . . . . . . . . . .

LEVEL TEST

.

. .

.

ALK

TEST

. .

.

. .

.

ANCE

.

AMPLITUDE

.

. .

.

RA

.

RA

.

. .

A

VERA

.

TEST

.

. .

.

. .

.

TIO/PHASE

. .

.

TIO/PHASE

.

. .

GE

.

. .

.

. . . . . . . . . . . . . . . . . . . . . . . . .

.

. .

.

. .

.

. .

.

. .

NOISE

.

. .

.

(NA)

.

. .

.

ACCURA

.

(NA) .

.

. .

.

. .

.

. .

.

(NA)

.

. .

.

. .

.

CY

.

. .

D

YNAMIC

.

. .

.

FREQUENCY

.

LEVEL

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

TEST

.

. .

.

. .

.

TEST

.

. .

.

. . . . . .

(NA)

. .

.

A

CCURA

.

. .

.

RESPONSE

. .

.

(SA)

.

. .

.

. .

.

. . . . . . . . . . . . . . 2-53

TAINTY TEST (SA)

.

. .

.

. .

.

CY

TEST

.

. .

.

. .

.

. .

. . . . . . . . . 2-53

. . . . . . . . . . 2-54

TEST

. .

.

. .

.

. .

.

. .

. 2-21

.

. .

.

. .

.

. .

.

. .

.

. .

.

(NA)

.

. .

.

. .

.

. .

.

. . . . . 2-58

.

. 2-36

.

. .

.

(NA)

. 2-45

.

. .

. 2-45

. .

.

. .

. 2-50

.

. 2-50

.

. . . . 2-53

. . 2-58

2-18

2-21

2-24

2-27

2-31

2-36

2-37

2-45

2-50

2-53

Contents-2

Procedure

17.

AMPLITUDE

Description

Specication

T

est

Equipmen

Pro

cedure .

18.

SECOND

Description

Sp

ecication .

T

est

Equipmen

Pro

cedure

19.

THIRD ORDER

Description

Sp

ecication

T

est Equipmen

Pro

cedure

20.

OTHER

Description

Sp

ecication

T

est Equipmen

Pro

cedure

21.

RESIDUAL

Description

Sp

ecication

T

est

Equipmen

Pro

cedure

. .

A

CCURA

.

. .

.

t

.

. .

HARMONIC

.

. .

t

.

INTERMODULATION

.

t

.

SPURIOUS

.

. .

.

t.

.

RESPONSE

.

. .

t

.

. .

.

CY/FREQUENCY

. .

.

. .

.

DISTOR

.

. .

.

. .

.

. .

.

. .

.

(SA)

.

. .

TEST

.

. .

.

. .

.

. .

.

TION

. .

.

. .

.

(SA)

.

. .

.

. .

.

TEST

. .

.

. .

.

. .

.

RESPONSE

. .

.

. .

.

(SA)

.

. .

.

DISTOR

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

TION

. .

.

. .

.

. .

.

. .

TEST

.

. .

.

. .

.

TEST

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

(SA)

.

. .

.

. .

(SA)

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

2-61

.

2-65

.

2-65

.

2-65

. 2-65

.

2-71

.

2-71

.

2-71

.

2-71

.

2-73

.

2-73

.

2-73

.

2-73

.

2-73

.

2-76

.

2-76

.

2-76

.

2-76

.

2-79

.

2-79

. 2-79

.

2-79

.

2-79

3.

Calculation

INTR

ODUCTION .

2.

SOUR

Lev

el

Lev

el

3. NON-SWEEP

Reference

Non-Sw

4. PO

6.

DC

DC Bias V

DC Bias Curren

7. RECEIVER NOISE LEVEL TEST .

8.

INPUT CR

10 Hz

1 kHz

100 kHz

10. ABSOLUTE AMPLITUDE ACCURACY TEST . . . . . . . . . . . 3-8

Input R . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-8

Input A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-9

Input B . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-10

11. MAGNITUDE RATIO/PHASE DYNAMIC ACCURACY TEST . . . . 3-11

Step Attenuator Calibration Value at 50 MHz . . . . . . . . . . . . . 3-11

A/R Measurement . . . . . . . . . . . . . . . . . . . . . . . . . 3-11

Sheet

CE

LEVEL

Accuracy

Flatness

(0

eep

P

WER

SWEEP

BIAS

TEST

oltage Lev



Freq.>1 kHz



Freq.



Freq.500 kHz

. .

.

A

CCURA

.

. .

.

PO

WER

LINEARITY

dBm)

o

w

OSSTALK TEST .

. .

er

Linearit

LINEARITY

(Option

el

tLev

el Accuracy

>

100 kHz

. .

y

001)

Accuracy . . . . . . . . . . . . . . . . . . . 3-5

. . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . 3-7

.

CY/FLA

. .

.

. .

.

. . . . . . . . . . . .

TNESS

. .

.

. .

TEST

. .

.

. .

TEST

.

. .

. . . . . . . . . . . . . .

. . . . .

. . . . . . . . . . . . . . . . . . .

TEST .

.

. .

.

. .

.

. . . . . . . . . . . . 3-6

. . . . . . . . . . . . . . . 3-7

. .

.

. .

.

. . . . . . . . . 3-7

.

. .

.

. .

. 3-4

. .

.

. . . . . 3-5

. 3-7

3-1

3-2

3-3

3-5

Contents-3

B/R Measuremen

13.

DISPLA

Input

Input A

Input

14.

AMPLITUDE FIDELITY

Step

Amplitude

Input

15.

INPUT A

Step

Input

17.

AMPLITUDE

Input

Reference

A

t

F

A

t

F

Input

Reference

A

t

F

A

t

F

Input B

Reference

A

t

Frequencies

A

t

F

18.

THIRD

YED

R

.

. .

B

.

A

tten

uator

R .

A

B

R .

A

B

A

tten

uator

A

tten

R

A

B .

R

.

at

requencies

A

.

at

requencies

.

at

requencies

ORDER

t .

A

VERA

. .

.

Calibration

Fidelit

TTENUA

. .

.

. .

.

Calibration

uator

.

. .

.

. .

A

.

50

MHz



<

.

50 MHz



<

.

50

MHz .



<

y

Switc

CCURA

1

. .

GE

NOISE

. .

.

. .

V

.

. .

.

. .

.

. .

TOR

SWITCHING

V

hing

Uncertain

.

CY/FREQUENCY

.

MHz

.

MHz

.

MHz

.

MHz

.

. .

MHz .

MHz

HARMONIC

. .

.

. .

.

. .

alue

.

. .

.

. .

.

. .

.

alue

.

. .

.

. .

.

. .

.

. .

.

. .

DISTOR

.

LEVEL

. .

.

. .

at

50

. .

.

at

50

t

y

.

. .

.

. .

.

TEST

.

. .

MHz

. .

.

. .

.

. .

.

UNCER

MHz

.

. .

.

. .

.

RESPONSE

.

. .

.

. .

TION

.

. .

.

. .

.

. .

.

T

AINTY

.

. .

.

. .

.

. .

.

TEST

.

. .

.

. .

.

. .

.

. .

.

. .

.

TEST

.

. .

.

. .

TEST .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. 3-11

3-12

.

3-12

. 3-13

3-14

.

3-14

. 3-14

.

3-14

.

3-15

.

3-15

.

3-15

.

3-15

.

3-16

.

3-16

.

3-16

.

3-16

.

3-16

.

3-17

.

3-18

.

3-18

.

3-18

. 3-19

.

3-20

.

3-20

. 3-20

.

3-21

.

3-22

.

3-22

.

3-22

. 3-23

.

3-24

.

3-24

4. P

erformance

1.

2. SOUR

3. NON SWEEP PO

4. PO

5. HARMONICS/NON-HARMONIC SPURIOUS TEST . . . . . . . . . . 4-4

6. DC BIAS ACCURACY TEST . . . . . . . . . . . . . . . . . . . . 4-5

7. RECEIVER NOISE LEVEL TEST . . . . . . . . . . . . . . . . . . 4-6

8. INPUT CROSSTALK TEST . . . . . . . . . . . . . . . . . . . . . 4-7

Contents-4

T

est

Record

FREQUENCY

without Option 1D5 .

with Option 1D5

CE LEVEL A

Lev

el Accuracy .

Level Flatness

WER SWEEP LINEARITY TEST

Harmonics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4

Non-Harmonic Spurious . . . . . . . . . . . . . . . . . . . . . . . 4-4

10 HzFreq.<1kHz . . . . . . . . . . . . . . . . . . . . . . . 4-7

A

CCURA

. . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . .

WER LINEARITY

CY

TEST

. .

. . . . . . . . . . . . . . . . . . . . . . 4-1

CCURACY/FLATNESS TEST

.

. .

.

. . . . . . . . . . . . . . 4-2

TEST .

. . . . . . . . . . . . . .

. . . . . . . . . . . . . 4-3

.

. . . . . . . . 4-1

. .

. . . . . . . . 4-2

.

. .

.

. . . . 4-2

. . 4-3

4-1

1 kHz

100

9.

100 kHz

100

10.

Input

11.

A/R

B/R

12.

A/R

B/R

13.

Input

14.

Input

15.

Input

16.

Input

17. AMPLITUDE

Input

Lev

F

Input

Level

F

Input

Level Accuracy .

F

18. SECOND HARMONIC DISTOR

19. THIRD ORDER INTERMODULA

20. OTHER SPURIOUS TEST .

21. RESIDUAL RESPONSE TEST .



F

req.

<

100 kHz

kHz



F

req.



500

MHz

INPUT

ABSOLUTE AMPLITUDE

MA

DISPLA

AMPLITUDE FIDELITY

INPUT

NOISE

requency

requency Response .

IMPED



F

req.

MHz

<

F

req.

R

.

A

.

B .

. .

GNITUDE

Measuremen

Measurement

GNITUDE

Measuremen

Measurement

YED

R

.

A

.

. .

B

.

R

.

A

.

B

.

A

TTENUA

R

.

A

.

B

. .

SIDEBANDS

R

.

R

.

. .

el

Accuracy .

Resp

A

.

Accuracy .

Resp

B

.

ANCE TEST



100

MHz



500 MHz

.

. .

.

RA

TIO/PHASE

t

.

. .

RA

TIO/PHASE

t

.

A

.

onse

.

onse

.

VERA

.

A

. .

.

GE

.

. .

.

TOR SWITCHING

.

TEST

.

CCURA

. .

.

. .

.

. .

.

. . . . . . . .

. . . . . . . . . . . . . . . . . . . . .

. .

.

. .

.

. .

ACCURA

.

. .

.

D

.

. .

.

FREQUENCY

.

. .

.

NOISE

.

. .

.

TEST .

.

. .

.

. .

.

CY/FREQUENCY

. .

.

. .

.

. .

.

. .

.

TION TEST .

. . . . . . . . . . . . . . . .

.

. .

. 4-7

.

. .

.

. .

.

. .

.

CY TEST

.

. .

.

YNAMIC

. .

.

. .

.

LEVEL

.

. .

.

. .

.

. .

.

. .

.

. . . . . . . . . . . . . . . . . . 4-21

TION DISTOR

. . . . . .

A

. .

.

TEST

.

. .

.

UNCER

.

. .

RESPONSE

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

CCURA

.

RESPONSE

.

. .

.

T

.

. .

.

CY

TEST

.

. .

.

AINTY

.

. .

.

. .

.

. . . . . . . . .

TION TEST

. . . . . . . . . . . . 4-24

.

. .

.

TEST

.

TEST

.

. .

.

. .

.

. .

TEST

.

. .

.

. .

.

. .

.

. 4-15

.

. .

.

. .

.

. .

. 4-18

.

. .

. 4-19

.

. . . 4-22

. . . 4-23

. . . . . 4-23

. . . . 4-24

4-7

4-8

4-9

4-10

4-11

4-12

4-13

4-14

4-15

4-16

4-17

4-18

4-19

4-20

4-21

Contents-5

5. Adjustmen

In

tro

Safet

Required Con

Windo

Soft

ware

Required

Order

P

erforming Adjustmen

Setting

Preparation

Installing

Getting

1.

F

requency

Required

Pro

2.

Ov

Required

Pro

Required

Pro

3.

Lo

Required

Pro

4.

Source

Required

Pro

5. Source

Required

Pro

6.

Input

Required

Procedure

7.

Input

Required

Procedure

8.

IF 24 dB Gain/Phase Adjustmen

Required Equipmen

Procedure

9. Receiv

Required Equipmen

Procedure

10. IF 8 dB/16 dB Gain Adjustment . . . . . . . . . . . . . . . . . . 5-25

Required Equipment . . . . . . . . . . . . . . . . . . . . . . . . 5-25

Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-25

11. Temperature Adjustment. . . . . . . . . . . . . . . . . . . . . . 5-26

Required Equipment . . . . . . . . . . . . . . . . . . . . . . . . 5-26

Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-26

12. Receiver Flatness Adjustment. . . . . . . . . . . . . . . . . . . . 5-27

ts

duction

y

Considerations

of

cedure

en

cedure

cal

cedure

.

troller .

ws

NT

PC

Requirements

T

est

Equipmen

Adjustmen

Up

the

System

for

Using

an GPIB

HP

VEE

Adjustmen

Started .

Reference

Equipmen

.

. .

Reference

Equipment

.

Equipmen

.

D

AC

Adjustmen

Equipmen

.

Po

w

er

Adjustmen

Equipmen

.

Flatness

Equipmen

. .

DC

Oset

Equipmen

. .

Lo

cal

Null

Equipmen

. . . . . . . . . .

. . . .

er Gain Adjustmen

. . . . . . . . . . . . . . . . . . . . . . .

.

. .

.

. .

.

. .

(P

ersonal

ts

.

ts .

the

Card (82340

for

t

.

t

.

Adjustmen

.

. .

t

.

t

.

t

.

Adjustmen

t

. .

Adjustmen

t

. .

Adjustment

t

t . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . . .

t . . . . . . . .

Computer) .

. .

t

.

. .

.

Adjustmen

Windo

Program

Adjustmen

t

.

. .

.

. .

.

ws

.

t

(Option

.

. .

.

t

.

t

.

. .

.

t

.

t.

. . . . . . . . . . . . . .

. .

.

. .

.

. .

.

. .

t

Program .

or

82341)

NT

.

in

to

Your

PC .

.

t

.

. .

.

1D5)

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

. . . . . . . . . . . . . . . . . . . 5-18

t . . . . . . . . . . . . . . . . . . 5-20

. . . . . . . . . . . . . . . . 5-22

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. . . . . . . . . . . 5-20

. . . . . . . 5-22

. . . . . . 5-22

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. 5-2

.

. 5-10

.

. 5-15

.

5-1

5-2

5-3

5-4

5-6

5-8

5-10

5-13

5-14

5-15

5-16

5-18

5-20

Contents-6

13.

14.

15.

6.

T

INTR

TR

ST

INSPECT

In

External

P

Required Equipmen

Pro

cedure

Receiv

Required Equipmen

Pro

cedure

IF BPF

Required

Pro

cedure

DC Bias

Required

Pro

cedure

roublesho

ODUCTION

OUBLESHOOTING

AR

T

Chec

k

Check

Chec

k

Check

Chec

k

Chec

k

ternal

Chec

k

Execute

erformance

P

erform

.

er

Atten

.

Flatness Adjustmen

Equipmen

.

Adjustment

Equipmen

.

oting

HERE

the

the F

Error

the

T

ests

the

Tests

.

THE

PO

F

an

ront

Message

THE

REAR

GPIB

P

arallel

mini

DIN

F

ailure

P

ow

er-On

All

In

ternal

the

Individual

Failure

T

ests

Adjustmen

t .

. .

.

uator Adjustmen

t .

.

. .

t .

t

.

. .

(Option 010)

t

.

. .

.

SUMMARY

.

WER

.

P

In

F

ON

.

. .

anel

LEDs

.

P

ANEL

terface

Interface

Keyb

T

roublesho

Selftest

T

ests

T

roublesho

ailure

ts

and

SEQUENCE

.

and

.

. .

FEA

.

. .

oard

Connector

oting

.

est

.

oting

T

roublesho

Correction Constan

. .

.

. .

t .

.

. .

.

. .

.

. .

.

Displa

. .

TURE

.

oting .

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ys

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ts .

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.

5-27

.

5-27

.

5-29

.

5-29

5-30

.

5-30

.

5-30

. 5-31

.

5-31

.

5-31

.

6-1

6-3

6-4

6-5

6-6

6-8

6-9

7.

P

o

w

er

Supply

INTR

ODUCTION

ST

ART

HERE

1. Chec

2.

Chec

A50

3. Chec

Measure the A1 +5 VD V

FIND OUT WHY THE F

1. Chec

2. Chec

FIND OUT WHY THE A50 SHUTDO

1. Disconnect the Cable from

2. RemoveAssemblies . . . . . . . . . . . . . . . . . . . . . . . . 7-7

3. Disconnect the Cable from the A9J2 . . . . . . . . . . . . . . . . 7-7

FIND OUT WHY THE A1 +5 VD LED IS NOT ON STEADILY . . . . . 7-9

1. Check the A40 Pre-Regulator . . . . . . . . . . . . . . . . . . . 7-9

2. Check the A50 DC-DC Converter . . . . . . . . . . . . . . . . . 7-9

3. Disconnect Cables on the A1 CPU . . . . . . . . . . . . . . . . . 7-10

Troublesho

.

kthe

Fan

k

the

A50

Shutdown LED .

k the A1 +5 VD LED

k the Line V

k the A50 SHUTDO

oting

.

is Rotating

SHUTDO

. . . . . . . . . . . . . . . . . . . .

AN IS NOT R

oltage, Selector Switc

.

. .

.

. .

.

. .

.

. .

WN LED

. . . . . . . .

oltage . . . . . . . . . . . . . . . . . . 7-5

WN LED

the A1J10 .

.

. .

.

. . . . . . . . . . . . 7-4

OTATING . . . . . . . . .

h Setting,

. . . . . . . . . . . . . . . . .

WN LED IS OFF

. . . . . . . . . . . . . . . 7-7

and F

use . . . . . . . 7-6

. . . . .

. . . . 7-7

.

. . . 7-4

. . . 7-6

Contents-7

7-1

7-3

7-6

TR

8.

Digital Con

INTR

A1

FIRMW

ST

TR

4. Remo

5.

OUBLESHOOT

1. T

2.

CPU

Ordering

Installing

AR

1.

Chec

2.

3.

4. Chec

5.

6.

7. Chec

8.

OUBLESHOOT

1.

2.

ve

Assemblies

Remo

v

e

Assem

roubleshoot

T

roublesho

trol T

ODUCTION

Replacemen

ARE INST

the

T

HERE

Chec

k

the

k

the

4

k

the

A1

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k

Error

Chec

k

the

kthe

Chec

k

the

Chec

k

the

k

the

Chec

k

the

Run

the

In

Chec

k

the

. .

blies

.

THE

FAN

the

F

an

.

ot

the

A50

DC-DC Con

roublesho

ALLA

Firm

w

Firmw

.

P

o

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er-On

5

Ch

1

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Messages

A1

DRAM

A1 V

A30

F

A53

FDD

A32

I-BASIC

A33

EXT I/O

THE

ternal

A52 LCD(Liquid

.

t

. .

TION

are

are .

.

and

t

LEDs

olatile

ron

t Keyb

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est

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. .

Disk

ette

. .

.

Sequence

5

4

Ch

2

.

and

Memory

.

In

Interface

A51

GSP

3:

A51

.

. .

AND THE

.

verter

.

. .

.

. .

.

Op

erations .

.

Flash

Memory .

.

oard .

.

terface

and

GSP

Crystal

.

and

A52

.

. .

A50 DC-DC

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

the

mini

.

LCD

.

Displa

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.

. .

CONVERTER

. .

.

. .

.

. .

.

. .

.

. .

.

. .

DIN

Keyb

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

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oard

.

. .

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. .

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. .

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. .

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. .

.

. .

.

. .

.

. .

.

. 7-11

.

7-11

. 7-12

.

7-12

.

7-13

.

. 8-4

.

8-1

8-3

8-4

8-6

8-7

8-8

8-9

8-10

8-11

8-12

9.

Accessories

INTR

ODUCTION

VERIFY

Using

Large

Odd

INSPECT

Verify

Insp

Verify Shorts and Opens .

10. Replaceable P

Introduction

Ordering Information

Direct Mail Order System

Exchange Assem

Replaceable Parts List . . . . . . . . . . . . . . . . . . . . . . . . . 10-2

T

roublesho

OPERA

75



Connectors

Spurious Signals

App

earing

THE

CONNECTORS

THE A

the Prob

ect

the

T

est

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arts

. . .

blies . . . . . . . . . . . . . . . . . . . . .

oting

.

TIONS

Op

CCESSORIES

eP

Set

.

with

in the

ens

and

ow

er .

. .

.

. . . . . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . .

.

. .

.

. .

.

50



Connectors

Sp

ectrum

Shorts in

. .

.

. . . . . . . . . . . . . . . . . . . .

. . . . . . . . .

. . . . . .

.

the Net

.

. .

Measuremen

work

.

. . . . . . . . . . . . . . . . 10-1

t

.

Measuremen

.

. .

.

. .

.

. . . . . . . . . . . . 9-5

t

.

. .

.

. .

.

. . . . . . . 10-1

.

. .

.

. .

.

. . . . 10-2

.

. .

. 9-4

.

. 9-5

. 10-1

9-1

9-2

9-3

9-4

9-5

Contents-8

11. P

A.

B.

ost Repair

INTR

ODUCTION

POST

Man

In

Man

Change

Serial

P

REP

ual

tro

duction .

ual Changes

F

use

Num

o

w

er

Requiremen

Procedures

AIR

PROCEDURES

Changes

. .

1

.

2

.

. .

3 .

4

Selection .

5

6

.

ber

.

. .

.

t

.

. .

.

. .

.

. .

.

. .

.

. .

.

11-1

. .

.

11-1

. .

.

. .

. A-1

.

. .

.

. .

.

. .

.

. .

. A-7

.

. .

.

. .

.

. .

.

. .

. A-10

.

. .

.

. .

.

. .

. A-17

A-1

A-3

A-8

A-9

A-11

A-13

Replacing

F

use

Selection

P

o

w

er

Requiremen

P

o

wer

Messages

Error

Messages

Error

Messages

Index

F

Cable .

use

.

ts

.

in

Alphab

in

Numerical

.

etical

.

. .

.

Order

.

. .

.

. .

.

. .

.

. .

.

Messages-1

.

. .

.

Messages-16

B-1

B-2

Contents-9

Figures

2-1. F

requency Accuracy

2-2.

Source

2-3.

Source

2-4. Non-sw

2-5.

P

2-6.

Harmonics

2-7.

DC

2-8.

DC

2-9.

Receiv

2-10. Input

2-11.

Imp

2-12.

Absolute

2-13. Absolute

2-14.

A/R

2-15.

A/R

2-16.

B/R

2-17.

B/R

2-18.

A/R

2-19.

B/R

2-20.

Av

2-21.

Amplitude

2-22.

Input

2-23.

Noise

2-24. F

2-25.

F

2-26.

F

2-27. Second

2-28.

Third Order

2-29.

Other

2-30. Residual Response T

5-1. Adjustmen

5-2. List Bo

5-3. F

5-4. F

5-5. Ov

5-6. Location of the O

5-7. Source Power Adjustment Setup . . . . . . . . . . . . . . . . . . . 5-14

5-8. Input DC Oset Adjustment Location . . . . . . . . . . . . . . . . . 5-17

5-9. Input Local Null Adjustment Location . . . . . . . . . . . . . . . . . 5-19

5-10. IF 24 dB Gain/Phase Adjustment Setup . . . . . . . . . . . . . . . . 5-20

5-11. IF 24 dB Gain/Phase Adjustment Lo cation . . . . . . . . . . . . . . 5-21

5-12. Receiver Gain Adjustment Setup . . . . . . . . . . . . . . . . . . . 5-23

Lev

el

Accuracy

Lev

el Flatness

eep

P

o

w

o

w

er

Sw

eep

Linearit

T

est Setup

Bias

V

oltage

Bias

Curren

er

Noise

Crosstalk

edance

Magnitude

erage

requency Resp

requency

requency Reference Adjustmen

en Reference Adjustmen

T

est

Amplitude

Amplitude Accuracy

Noise

Fidelity

A

tten

uator

Sidebands

Resp

Harmonics

Intermo

Spurious

t Hardw

x

. . . . . . . . . . . . . . . . . . . . . . . . .

T

est

Setup

T

est

Setup

Test

Setup .

er

Linearit

Lev

t

Lev

el

T

est

Setup

Ratio/Phase

Lev

el

Test

Accuracy

T

est

onse

Distortion

T

est

are Setup

VEN FREQ ADJ. .

y

T

est

y

T

est

Setup

. .

el

T

est

Setup

el

T

est

Setup

T

est

Setup .

Setup

Accuracy

T

Setup

T

Test

T

dulation Distortion

Setup

est Setup

.

est

Setup

est

.

. .

Dynamic

F

Setup

T

est

.

Setup

Setup 2

Setup

T

. .

. . . . . . . . .

t Setup

.

. .

.

. .

.

. .

.

Setup

.

T

est

T

est

requency Resp

requency

.

1

Setup

.

1

3

est

.

. . . . . . . . . . . . . . . . . .

t Setup

t Location

.

. .

.

. .

.

. .

.

. .

.

Setup

.

. .

.

Setup

.

1

.

. .

2

.

Accuracy

Resp

.

. .

.

. .

.

Test

.

. . . . . . . . . . . .

. . . . . . . . . . . . . . . . .

. . . .

T

est Setup

Test

Setup 2

T

est

Setup

T

est

Setup

onse

T

est

onse

T

est

.

. .

.

. .

.

. .

.

Setup .

.

. . . . . . . . . . . . 5-5

.

. . . . . . . . . . . . . . 5-9

. . . . . . . . . . . . . 5-11

Setup

.

. .

.

. .

.

. .

.

. .

1 .

1

2

.

. .

.

. .

.

. .

.

. 2-15

.

. .

.

. .

.

. 2-41

.

. .

.

. .

. 2-66

.

. .

.

. . 2-79

. . . . . 5-7

. . . . 5-8

. 5-11

2-3

2-5

2-6

2-9

2-12

2-18

2-20

2-21

2-24

2-28

2-32

2-34

2-37

2-39

2-43

2-46

2-48

2-50

2-54

2-59

2-62

2-68

2-69

2-72

2-74

2-77

Contents-10

5-13. Receiv

5-14.

IF

5-15.

Receiv

5-16. Receiv

5-17.

Receiv

5-18.

IF BPF

5-19.

DC

5-20.

DC

6-1.

Troublesho

7-1.

P

7-2.

A50

7-3.

A1 +5

7-4.

Remo

7-5.

A1

7-6.

A40J1 Output

7-7.

A1

7-8.

F

7-9.

A50

8-1.

Digital

8-2.

A1 EEPR

8-3.

Firm

8-4.

Bo

8-5.

A1

8-6.

Bo

9-1.

Prob

10-1.

T

10-2.

Bottom

10-3.

Angle

10-4.

Angle

10-5. Angle

10-6.

Angle

10-7.

Angle

10-8.

F

10-9.

F

10-10. F

10-11.

10-12.

10-13. F

10-14.

10-15. F

10-16. Rear Assem

10-17. Rear Assem

10-18. Rear Assem

10-19. Rear Assem

10-20. Rear Assembly Parts 5/8 . . . . . . . . . . . . . . . . . . . . . . 10-24

10-21. Rear Assembly Parts (Opt. 1D5) 6/8 . . . . . . . . . . . . . . . . . 10-25

10-22. Rear Assembly Parts 7/8 . . . . . . . . . . . . . . . . . . . . . . 10-26

10-23. Rear Assembly Parts 8/8 . . . . . . . . . . . . . . . . . . . . . . 10-27

10-24. Main Frame Assembly Parts 1/23 . . . . . . . . . . . . . . . . . . . 10-28

10-25. Main Frame Assembly Parts 2/23 . . . . . . . . . . . . . . . . . . . 10-29

10-26. Main Frame Assembly Parts (FDD Assembly) 3/23 . . . . . . . . . . . 10-30

F

Front Assembly P

er Gain

8

dB/16

er

Flatness Adjustmen

er Flatness

er

A

tten

Flatness Adjustmen

Bias

Adjustmen

Bias

Adjustmen

o

w

er

Supply

SHUTDO

VD LED

ving

Line

CPU

Connector

CPU

Connector

an

T

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DC-DC

Con

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w

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Revision

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LEDs'

otloader

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P

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View (Ma

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Assembly

ron

t

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ron

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ront

Assembly

ron

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ron

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Adjustment

dB

Gain

Adjustmen

uator

Adjustment

t

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Lines

Simplied

WN

LED

Lo

cation

F

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Lo

V

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Lo

oting

Conv

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Group

cation

Lab

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Displa

P

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er

Connector

jor

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jor

bly

P

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bly

P

arts

bly

P

arts

bly P

arts 4/5

Parts

bly

P

arts

bly

P

arts

Parts

bly P

arts 4/8

bly

P

arts

bly P

arts 6/8

arts 7/8

bly P

arts 8/8

bly P

arts

bly P

arts 2/8

bly P

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bly Parts 4/8

Location

Adjustmen

Setup

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cation .

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cations

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1/5

2/5

(Opt.

5/5 .

1/8

2/8

3/8

5/8

1/8 . . . . . . . . . . . . . . . . . . . . . . 10-20

. .

.

t

Setup

t Setup

t

Setup

Setup .

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1

.

2

.

. .

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c

.

. .

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oting

Blo

.

. .

.

blies)

.

. .

.

. .

.

. . .

. . . . . . . . . . . . . . . . .

. . . . . . .

. . . . . . . . . . . . . .

. . . .

. . . . . . . . . . . . . . . . . .

.

. .

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001)

3/5

. .

.

. .

.

. .

.

. .

. . . . . . . . . . . . . . . . . . . 10-17

.

. .

(

<

1 MHz)

(



1

MHz)

. .

.

. .

.

k

Diagram

. .

.

. .

.

. .

.

Setup

c

k

Diagram

.

. .

.

. .

.

. .

.

. .

.

. . . . . . . . . . . . . . . 10-19

. . . . . . . . . . . . . . . . . . 10-22

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

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. .

.

. .

.

. .

.

. .

.

. .

.

. .

. . . . . . . . 10-21

. .

. 5-24

. .

. 5-25

.

5-27

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. . . . . 10-18

. . . . 10-23

5-28

.

5-29

. 5-30

.

5-31

.

5-32

. 6-2

.

. 7-4

.

. 8-3

.

. 8-9

.

. 10-9

. 10-10

.

. 10-15

.

7-2

7-3

7-6

7-8

7-9

7-10

7-12

7-13

8-2

8-4

8-5

8-7

9-5

10-4

10-6

10-7

10-8

10-11

10-12

10-13

10-14

10-16

Contents-11

10-27. Main

10-28.

10-29.

10-30. Main

10-31.

10-32.

10-33.

10-34.

10-35.

10-36.

10-37.

10-38.

10-39.

10-40.

10-41.

10-42.

10-43.

10-44.

10-45.

10-46.

A-10. T

A-11.

A-12.

A-13.

A-1.

A-2.

A-3.

A-4.

A-5.

A-6.

A-7.

A-8.

A-9.

B-1.

Main

Main F

Main

Main F

Main

Main F

Main

Main F

Main

Main F

F

ron

F

ron

F

ron

F

ron

Main

F

ron

Rear

F

ron

F

ron

op

Main

Serial

P

o

w

Frame

F

rame

F

rame Assem

Frame

F

rame

rame Assem

F

rame

F

rame

rame Assem

F

rame

F

rame

rame Assem

F

rame

F

rame

F

rame

F

rame

F

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F

rame

rame Assem

t

Assem

t

Assem

t

Assem

t

Assembly

F

rame

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Assem

Assembly

t

Assem

t

Assem

View

(Ma

F

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Frame

Num

b

er

Cable

Assembly

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bly

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bly

Assembly

er

bly

bly P

bly

bly P

bly

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bly

Parts

P

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P

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P

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P

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P

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P

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P

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bly P

Plate

Supplied

Parts

P

arts

arts 6/23

P

arts

Parts

arts 9/23

P

arts

P

arts

P

arts

Parts

P

arts

P

arts

Parts

P

arts

P

arts

P

arts

P

arts

P

arts

P

arts

3/7 .

4/7

5/7

6/7

P

arts

5/8

7/8

3/8

4/8

blies)

arts (A5

Parts

.

(FDD Assem

5/23

.

. .

(A20

Motherb

8/23 .

. .

(A1

CPU

11/23 .

12/23

(A9

Input

14/23 .

15/23

(Pre-regulator

(A50 DC-DC

(A5

and

(A2

DC

(YTO

23/23

.

(FDD

.

. .

.

and A7

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20/23 .

21/23

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. .

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. .

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. .

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bly)

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.

. .

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. .

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.

17/23

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

10-31

.

10-32

.

10-33

10-34

.

10-35

10-36

. 10-37

.

10-38

. 10-39

10-40

.

10-41

. 10-42

10-43

.

10-44

.

10-45

.

10-46

.

10-47

.

10-48

.

10-49

. 10-50

.

A-3

.

A-4

.

A-5

A-6

.

A-7

.

A-8

A-9

.

A-11

.

A-12

.

A-13

.

A-15

.

A-16

.

A-17

.

B-3

Contents-12

Tables

1-1.

P

erformance

1-2.

Recommended

1-3.

Calibration

2-1.

Source

2-2.

Source

2-3.

Non-Sw

2-4.

P

o

w

er

2-5.

P

ow

er Sw

2-6.

Harmonics

2-7.

Non-Harmonics

2-8.

DC

Bias

2-9. DC

2-10.

2-11.

2-12.

2-13.

2-14.

2-15.

2-16.

2-17. B/R

2-18.

2-19.

2-20. Input

2-21.

2-22.

2-23.

2-24.

2-25.

5-1.

5-2. Adjustmen

6-1. T

6-2. T

6-3. T

6-4. T

7-1. A50 P

10-1. Manufacturers Code List .

10-2. List of Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . 10-3

10-3. Top View (Major Assemblies) . . . . . . . . . . . . . . . . . . . . 10-5

10-4. Bottom View (Major Assemblies) . . . . . . . . . . . . . . . . . . . 10-6

10-5. Angle Assembly Parts 1/5 . . . . . . . . . . . . . . . . . . . . . . 10-7

10-6. Angle Assembly Parts 2/5 . . . . . . . . . . . . . . . . . . . . . . 10-8

10-7. Angle Assembly Parts (Opt. 001) 3/5 . . . . . . . . . . . . . . . . . 10-9

10-8. Angle Assembly Parts 4/5 . . . . . . . . . . . . . . . . . . . . . . 10-10

Bias Curren

Receiv

Input

Absolute

A/R

B/R

Displa

Amplitude

Noise Sideband

F

Other Spurious

Residual

Required

er

Crosstalk

Dynamic Accuracy

Dynamic

y

A

requency

roubleshooting Information for In

roubleshooting Information for External T

roubleshooting

roubleshooting Information for P

ower Supplies .

T

ests

Data

Lev

el

Flatness

Level

Flatness T

eep

P

o

w

Sw

eep

Linearit

eep

Linearit

T

est

Lev

el

Noise

Amplitude

Accuracy

ed

Av

erage

Fidelit

tten

uator

Resp

onse

T

est

Equipmen

t and Correction Constan

.

Test

Equipment

Required

T

est

est Settings

er

Linearit

Settings

T

est

T

est

Settings

t

Lev

T

est Settings

T

est

Noise

y

T

Switc

Test

onse

Test

Information for P

y

Test

y

T

est

.

Settings

el

T

est

T

est

Settings

Accuracy

T

est

T

est

T

est

T

est

Level

est

Settings

hing

Settings .

T

est

Settings

T

est

Settings

Settings .

t

for

.

. . . . . . . . . . . . . . . . . . . . . . . 7-14

.

. .

.

. .

.

for

8496G

Settings

T

est

Settings 1

Settings

.

Settings

. .

T

Settings

Test

Uncertain

Adjustmen

. . . . . . . . . . . . . . . .

Opt.

001

1

. .

2

.

Settings

2

.

est

Settings

est

Settings

.

. .

.

1

.

2

.

. .

ts Items

ternal T

erformance Test F

erformance T

.

. .

.

. .

.

. .

1

2

1

.

2

.

. .

1

.

2

.

t

y

T

est

Settings

.

. .

.

. .

ts

.

. .

est F

and

H60

.

. .

.

. .

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. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. . . . . . . . . . . . 5-4

ailure . . . . . . . . . . 6-7

ailure .

est F

. .

ailure 1

ailure 2

.

. 1-7

.

. .

.

. .

. 2-13

.

. .

.

. .

.

. .

.

. 2-35

.

. .

.

. .

.

. 2-63

.

. .

.

. .

. 2-77

.

. 5-3

. . . . . . . 6-8

. . . . . . . 6-9

. . . . . .

. . . . . . 10-2

. 6-10

1-3

1-5

2-6

2-7

2-9

2-12

2-16

2-17

2-19

2-20

2-22

2-25

2-33

2-38

2-40

2-42

2-44

2-51

2-55

2-60

2-67

2-70

2-80

Contents-13

10-9. Angle

10-10.

10-11.

10-12. F

10-13.

10-14.

10-15.

10-16.

10-17.

10-18.

10-19.

10-20.

10-21.

10-22.

10-23.

10-24.

10-25.

10-26.

10-27.

10-28.

10-29.

10-30.

10-31.

10-32.

10-33.

10-34.

10-35.

10-36.

10-37.

10-38. Main

10-39.

10-40.

10-41.

10-42.

10-43. Main

10-44.

10-45.

10-46. Main F

10-47.

10-48. Main F

A-10. Fuse Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . A-10

F

Fron

F

Fron

Rear

Rear Assem

Rear

Rear Assem

Rear

Main

Main F

Main

Main F

11-1. P

A-1. Man

A-2. Man

A-3. F

A-4. Front Assembly Parts 4/7 . . . . . . . . . . . . . . . . . . . . . . A-4

A-5. Front Assembly Parts 5/7 . . . . . . . . . . . . . . . . . . . . . . A-5

A-6. Front Assembly Parts 6/7 . . . . . . . . . . . . . . . . . . . . . . A-6

A-7. Main Frame Assembly Parts (FDD Assembly) 3/23 . . . . . . . . . . . A-7

A-8. Front Assembly Parts 5/8 . . . . . . . . . . . . . . . . . . . . . . A-8

A-9. Rear Assembly Parts 7/8 . . . . . . . . . . . . . . . . . . . . . . A-9

Assembly

ron

t

Assem

ron

t Assem

ront

Assem

ron

t

Assem

t Assem

ron

t

Assem

ron

t

Assem

t Assem

Assem

F

rame Assem

F

rame

rame Assem

F

rame

F

rame

F

rame

F

rame

F

rame

F

rame

Frame

F

rame

F

rame

F

rame

F

rame Assem

Frame

F

rame

F

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Frame

F

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F

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rame Assembly P

rame Assem

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ual Changes b

ront Assembly P

Parts

bly

P

arts

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arts 2/8

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P

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Parts

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P

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P

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P

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P

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P

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Assembly

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Assembly

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Assembly

Assem

arts 3/7

bly

bly P

bly

bly P

bly

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y Serial Num

yFirmw

5/5 .

1/8

3/8

4/8 .

6/8

7/8 .

8/8

1/8

2/8 .

3/8

4/8

5/8 .

(Opt.

7/8

8/8

P

Parts

P

Parts

P

Parts

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. .

.

. .

.

. .

.

. .

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. .

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. .

.

. .

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. .

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. .

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. .

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. .

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. .

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. .

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. .

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. .

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. .

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. .

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1D5)

6/8

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. .

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. .

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. .

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arts

1/23

.

arts

2/23

.

. .

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arts

(FDD

(FDD Assem

arts

5/23

arts

6/23

arts

(A20

arts

8/23

arts

9/23

arts

(A1

arts

11/23

arts

12/23

arts

(A9

arts 14/23

15/23 .

arts

(Pre-regulator

arts

(A50

(A5

arts (A2

arts

(YTO

arts (YTO Assem

arts 23/23

. . . . . . . . . . . . . . . . . . . . . . . 11-1

are V

. . . . . . . . . . . . . . . .

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. . . . . . . . . . 10-48

. . . . . . . . . . 10-49

. . . . . . . . . . . 10-50

.

13/23

.

. .

17/23

.

. .

.

. . . . . . . A-1

. . . . . . A-3

.

. .

.

. .

.

10-11

.

10-12

. 10-13

.

10-14

.

10-15

. 10-16

.

10-17

.

10-18

. 10-19

.

10-20

.

10-21

. 10-22

.

10-23

.

10-24

10-25

.

10-26

.

10-27

.

10-28

.

10-29

. 10-30

.

10-31

.

10-32

.

10-33

.

10-34

.

10-35

.

10-36

.

10-37

.

10-38

.

10-39

.

10-40

.

10-41

.

10-42

.

10-43

. 10-44

.

10-45

.

10-46

.

10-47

Contents-14

A-11. F

A-12.

A-13.

ront

F

ron

T

op

A-14. Main

A-15.

B-1.

Main

Fuse

Assembly

t

Assem

bly

View (Ma

Frame

F

rame

Assem

Selection .

Parts

3/8 .

P

arts

4/8

jor Assem

bly

. .

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blies) .

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arts

Parts

. .

.

. .

(A5

and

A7

(YTO Assem

.

. .

Assem

blies)

bly) 20/23

.

. .

.

18/23

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

. .

.

A-11

.

A-12

.

A-14

A-15

.

A-16

. B-1

Contents-15

General Information

INTRODUCTION

This

Service

Analyzer.

troublesho

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oting

man

and

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guide

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man

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are

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Digital Contr

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Each of the ve functional group chapters ab oveveries its constituentassemblies until

the faulty assembly is identied.

and calibration kit devices.

Accessories Troubleshooting

veries external RF cables

is the last of the gray-tabbed

troubleshooting chapters.

General Information 1-1

Note

The

following

chapters

are, for

the

most

part,

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material.

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miscellaneous

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1-2 General Information

PERF

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The analyzer's

that

the

analyzer's

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b

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1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

tests

consist

meets

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h

group the

incoming

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F

requency

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the guaran

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sp

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access to

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Accuracy

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Accuracy/Flatness

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y

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est

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Linearity

21

teed sp

w

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analyzer

Name Category

Test

Harmonics/Non-harmonic T

DC Bias

Receiver

Input Crosstalk

Input Imp

Absolute

Magnitude

Displa

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Noise

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Second

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est

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order listed in T

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rst.

If the p erformance tests indicate

limits, c

Troubleshooting

Note

heck the test setup. If the test setup is correct, see the

chapter for corrective action.

Allow the analyzer to warm up for at least 30 minutes before you execute any

of the p erformance tests.

Perform all performance tests in an ambient temperature of 2365C.

Mo

de,

SA:

Sp

ectrum

Analyzer

umb

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Mo

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ou should troubleshoot

that the analyzer is not operating within the specied

Adjustments

chapter or the

General Information 1-3

CALIBRA

TION CYCLE

The analyzer

frequency

under

the p

CAL

The

Chapter

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est

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recording

sheet

en

tries

the

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ts,

t

and

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when

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operating

p

erformance

ORMANCE

tables

ra

w

measuremen

are

pro

vided

results.

acceptable

uncertain

ends

the

t

y

on

the

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recommended

and en

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only

test

sho

ws

equipmen

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calibration.

vironmental

at

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t

data

for

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ho

w

equipmen

least

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in Chapter

and

calculating

p

erformance

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measuremen

accurately

t

used.

t

is

used.

The

conditions

a

y

ear

3and

tests

the

The

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using

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to

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follo

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p

erformance

1. Mak

2.

F

ollo

column

provided,

3.

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test

eextra

w

the

in

record the

record:

copies of

p

erformance

the

calculation

test

Record the test results in the T

4. When appropriate, cop

is

recommended

the

test pro

measured

result

y

when

calculation

sheet

cedure and

sheet.

using

F

or

v

alues

the

appropriate

tests

directly

est Result column in the calculation sheet.

the test results from the calculation sheet to the performance test

record.

5. Keep the performance test record for trac

periods of time.

using

and

the

record the

where

in

equation

king

gradual c

the

calculation

p

erformance

measured

no

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the

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sheet and

test

data

sheet

test

in

the

record.

in

en

calculation sheet.

the

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record.

the

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spaces are

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ver long

1-4 General Information