HP 3457A Service Manual page 7

TABLE OF CONTENTS (Cont'd)
Section V Page
CALIBRATION (Cont'd)
5-27 2-Wire Ohms Offset Calibration
. . .
5.8
. . . .
5-29 2-Wire Ohms Gain Calibration 5.7
5-3 1 4-Wire Ohms Offset Calibration
. . .
5.8
. . . .
5-33 4-Wire Ohms Gain Calibration 5.9
. . .
5-35 DC Current Offset Calibration 5-10
. . . .
5-37 DC Current Gain Calibration 5-10
5-39 AC Volts Offset & Gain
. . . . . . . . . . . .
Calibration 5-11
. . . . . . .
5-41 AC Current Calibration 5-1 1
. . . . . . .
5-43 Frequency Calibration 5-12
5-45 Calibration Procedures Rear Panel
Inputs
. . . . . . . . . . . . . . .
5-12
. . . .
5-47 DC Volts Offset Calibration 5-12
5-49 2-Wire Ohms Offset Calibration
. .
5-13
5-51 4-Wire Ohms Offset Calibration
. .
5-14
. . .
5-53 DC Current Offset Calibration 5-14
5-55 Calibration Procedures .
4449 1 A
General Purpose Relay Assy
. . .
5-1 5
. . . . . .
5-56 Wiring Block Preparation 5-15
. . . .
5-58 DC Volts Offset Calibration 5-16
5-59 2-WireOhmsOffset Calibration
. .
5-17
5-60 4-Wire Ohms Offset Calibration
. .
5-17
. . .
5-61 DC Current Offset Calibration 5-1 7
5-62 Calibration Procedures
.
44492A
. . . .
10 Channel Milltiplex Assy 5-18
. . . . . .
5-63 Wiring Block Preparation 5-18
. . . .
5-65 DC Volts Offset Calibration 5-19
5-66 2-Wire Olms Offset Calibration
. .
5-19
Section V1 Page
REPLACABLE PARTS
. . . . . . . . . . .
6.1
6-1 lntrodi~ction
. . . . . . . . . . . . . .
6.1
. . . . . . . . .
6-3 Ordering Infornlation 6.1
6-4 Listed Parts
. . . . . . . . . . . . .
6.1
6-6 Non-Listed Parts
. . . . . . . . . . .
6. 1
. . . . . .
6-8 Direct Mail Order System 6.1
6-1 1 Part Changes
. . . . . . . . . . . . .
6.2
Section VI Page
REPLACABLE PARTS (Cont'd)
. . . . . . . . . . .
6-1 3 Proprietary Parts 6.2
6- 15 Disassembly /Assembly Procedures
. .
6.3
6-1 7 Rear Terminal Assembly Removal . 6.3
6-19 Optional Plug-In Assembly
Removal
. . . . . . . . . . . . . . .
6.3
. . . . . . . . .
6-2 1 Top Cover Removal 6.4
6-25 Digital (A 1) Assembly Renioval
. . .
6.4
6-27 Plug-In Support Assembly
Removal
. . . . . . . . . . . . . . .
6.5
6-29 AC Convertor (A3) Assembly
Removal
. . . . . . . . . . . . . . .
6.5
. . .
6-3 1 Analog (A2) Assembly Removal 6.5
. . . . . . . .
6-33 Front Panel Removal 6.6
Section V11 Page
. . . . . . . . . . .
MANUAL CHANGES 7.1
. . . . . . . . . . . . . .
7-1
Introduction 7. 1
Section VllI Page
8-1 Introduction
. . . . . . . . . . . . . .
8.1
. . . . . . . . .
8-3 Safety Considerations 8.1
. . . . . . . . . . . .
8-8 Static Handling 8.2
. . . .
8-1 2 Recommended Test Equipment 8.2
. . . . . . . . .
8-14 Theory of Operation 8.2
. . . . . . . . . . . . .
8-1 5 Introduction 8.2
. . . . . .
8-18 Chassis Common Section 8.2
. . . . . . .
8-23 Floating Comon Section 8.3
. . . . . . . . .
8-32 Self Test Description 8.4
8-33 Power On Seq~lence
. . . . . . . . .
8.4
8-36 Self Test
. . . . . . . . . . . . . . .
8.5
8-39 Troi~bleshooting
. . . . . . . . . . . .
8.5
8-40 Introduction
. . . . . . . . . . . . .
8.5
8-42 Al Assembly Failure Indications
. .
8.5
8-46 A2/A3 Assembly Failure
indications
. . . . . . . . . . . . .
8.6
8-50 Replacement Procedures
. . . . . .
8.6