HP E5255A Manuals

Manuals and User Guides for HP E5255A. We have 1 HP E5255A manual available for free PDF download: Service Manual

HP E5255A Service Manual (152 pages)

Low Leakage Switch

Brand: HP | Category: Switch | Size: 0 MB

Table of Contents
5
Service Introduction
11
Product Description
11
HP E5250A Low Leakage Switch Mainframe
11
HP E5252A 10×12 Matrix Switch
12
HP E5255A 24 (8×3) Channel Multiplexer
12
Operational Verification and Performance Verification Methods
12
Operational Verification
12
Performance Verification
13
Repair Policy
13
Required Equipment
14
Service Kit
15
Product Support Package
15
Retrofit Products
15
Options and Accessories
15
Contents of Product Support Package (E5250-65801)
15
Service Operation and Test Functions
17
Function Tests
17
Power-On Test
17
Result Display of Power-On Test
17
Power-On Test Sequence
18
Relay Test (Via Front Panel)
18
Required Equipment
18
Relay Test Operation
18
Relay Test Theory
20
Function Tests Via IBASIC Controller (Overview Only)
20
Performance Verification Overview
21
Required Equipment
21
Performance Test Record
21
Performance Verification Cycle
21
Performance Verification Environment
22
Performance Verification Test Procedures
22
Preparation
22
Starting the MT5250 Program
22
Setting up Test Equipment Configurations
23
Executing Performance Verification Tests
24
Relay Test
29
Test Equipment
29
Test Method
29
Isolation Resistance Test
30
Specifications
30
Hp E5252A
30
Hp E5255A
30
Test Equipment
30
Test Connections
31
HP E5252A Test Connection
31
Closed Channel Resistance Test
36
Specifications
36
Hp E5252A
36
Hp E5255A
36
Test Equipment
36
Test Connections
37
HP E5252A Test Connection
37
RECONFIG MENU Operation
40
HP-IB Address Entry
40
Printer Control Setting Entry
40
Reporting Test Results
41
Printer Setting for REPORT RESULT
43
Running Trouble Isolation
45
Executing the Controller Test
45
Executing the Front Panel Interface Test
46
Executing the Relay Test
46
Executing Trouble Isolation
46
Performance Verification Operating Theory
47
General Information
47
Tools and Instruments Required
48
Traceability and Measurement Uncertainty
49
PV Execution Time (Including Time for Manual Operation)
51
HP E5252A Isolation Resistance
52
Overview
52
Overall Measurement Sequence
52
Connection Details (Input Channels)
53
Connection Details (Output Channels)
53
Connection Details (Input/Output)
54
HP E5252A Closed Channel Resistance
55
Overview
55
Overall Measurement Sequence
55
Connection Details
55
HP E5255A Isolation Resistance
56
Overview
56
Overall Measurement Sequence
56
Connection Details
57
HP E5255A Closed Channel Resistance
58
Overview
58
Overall Measurement Sequence
58
Connection Details
58
Troubleshooting Procedure
87
Overview
87
Failure Modes
87
Field Replaceable Units (Frus)
88
Troubleshooting Flow
89
Power-On Fail
89
1-1: "Line" LED Does Not Light
89
1-2: "System Fail" LED Is Lit
89
1-3: "Fail" LED Is Lit
89
Power Switch
89
1-4: Other Leds Are Lit (Unexpectedly)
90
Unable to Control
90
2-1: Self-Test Cannot be Executed from Front Panel
90
2-2: Unable to Control Unit Via HP-IB
90
Self-Test Fail
90
3-1: Self-Test (Relay Test) Fail
90
PV Test Fail (HP E5252A Matrix)
91
4-1: on R Test Fail (Closed Channel Resistance)
91
4-2: off R Test Fail (Isolation Resistance/ Leakage)
92
PV Test Fail (HP E5255A Multiplexer)
93
5-1: on R Test Fail (Closed Channel Resistance)
93
5-2: off R Test Fail (Isolation Resistance/ Leakage)
94
Hardware Information
95
HP E5252A 10×12 Matrix Switch
95
HP E5255A 24 (8×3) Channel Multiplexer
96
HP E5255A DIP Switch Settings
98
HP E5250A DIP Switch/Hp-IB Address Settings
99
Rear Panel DIP Switch Settings
99
Power-On Self-Test
100
Control and Power Supply Diagram
103
Circuit Diagrams
104
Replaceable Parts
113
Replaceable Parts Lists
114
HP E5250A Mainframe Assemblies
114
HP E5252A/E5255A Parts
115
HP E5252A/E5255A Major Replaceable Parts
115
HP E5252A Parts
116
HP E5255A Parts
120
Tools and Consumables
124
HP E5250A Mainframe Chassis
125
HP E5250A Power Switch
127
HP E5250A Front Panel
128
HP E5250A CPU and Power Supply
132
CPU and Power Supply (1 of 2)
132
CPU and Power Supply (2 of 2)
133
HP E5250A Mother Board
134
HP E5250A Rear Frame
137
Rear Frame (1 of 3)
137
Rear Frame (2 of 3)
138
Rear Frame (3 of 3)
139
HP 16495A/F Connector Plate
140
HP 16495A/F (1 of 2)
140
HP 16495A/F (2 of 2)
141
HP 16495B/G Connector Plate
142
HP 16495B/G (1 of 2)
142
HP 16495B/G (2 of 2)
143
HP 16495C Connector Plate
144
HP 16495C (1 of 2)
144
HP 16495C (2 of 2)
145
HP 16495D Connector Plate
146
HP 16495D (1 of 2)
146
HP 16495D (2 of 2)
147
Index
149

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