Seagate ST82500ND Manuals

Manuals and User Guides for Seagate ST82500ND. We have 1 Seagate ST82500ND manual available for free PDF download: Maintenance Manual

Seagate ST82500ND Maintenance Manual (124 pages)

Sabre Disc Drive

Brand: Seagate | Category: DVD Drive | Size: 3 MB

Table of Contents
5
Preface
11
Configuration Chart
14
Important Safety Information and Precautions
15
Abbreviations
19
General Maintenance Information
21
Introduction
21
Electrostatic Discharge Protection
21
Maintenance Tools and Materials
22
Testing the Drive
23
Field Test Units
23
Maintenance Tools and Materials
23
Drive Diagnostics
24
System Software
24
Accessing Assemblies for Maintenance
25
Switches and Indicators
25
Component Locator
27
Trouble Analysis
31
Introduction
31
Drive Power on Test
32
Power on Test Failure
33
Voltage Checks
34
Troubleshooting Procedures
35
Tspl - Power Check
36
Example of Troubleshooting Procedure
37
TSP2 - Voltage Fault Check
40
TSP3 - First Seek Check
44
TSP4 - Seek Check
45
TSPS - Write Check
46
TSP6 - Read Check
48
TSP7 - Address Mark Check
49
Diagnostic Testing
50
General
50
Test Selection Procedure
52
Test Descriptions
53
Test 00 Display Drive Operating Status Log
54
Test 01 Display Fault Log
55
Test 04 Calculate Three most Likely Field Replaceable Units
56
Coding of Field Replaceable Units
56
Test 05 Servo Test
57
Test 06 Clear Drive Operating Status Log
57
Test 07 Clear Fault Log
58
Test 08 Direct or Continuous Seeks
58
Test 09 Random Seek
59
Test Oc Display EPROM Part Number
59
Test OE Return to Zero
59
Test 12 Sequential One-Track Seeks
60
Test 2F I/0 Test
60
Drive Status Codes
61
Example of LCD (Liquid Crystal Display)
62
Drive Status Codes
62
Interface Testing
68
Testing SMD Interface Drives
68
Testing SCSI Interface Drives
69
I/O Board Self-Test
69
SMD-E Online FRU Codes
69
INQUIRY Command
71
Typical Inquiry Data
71
RECEIVE DIAGNOSTIC RESULTS Command
73
Additional Length Bytes
73
FRU Code
73
Diagnostic Data Return Bytes
73
Error Code
74
Error Codes
75
Reading the I/O Board Leds on SCSI Drives
76
I/0 Board LEDS on SCSI Drives
77
Testing !PI Interface Drives
78
The Self-Test and Initialization Sequence
78
Power on Self-Test
79
Execute Internal Diagnostics Function
81
Read Drive Specific Information (Bus Control 43)
81
Native-Controlled Diagnostic Status Codes
83
Native-Controlled Diagnostic FRU Codes
85
Native-Controlled Diagnostic Fault Codes
85
Interface-Controlled Diagnostic Status Codes
86
Interface-Controlled Diagnostic FRU Codes
87
Interface-Controlled Diagnostic Fault Codes
87
Repair and Replacement
89
Introduction
91
Replacement
91
3101 - Drawer Removal & Replacement
92
Removal
92
Replacement
92
Drawer Replacement
93
Top Cover Replacement
94
3102 - Top Cover Removal & Replacement
95
Replacement
95
3103- Front Panel Removal & Replacement
96
Drives with Status/Control Panel
96
Removal
96
Front Panel Replacement for Drives with Status/Control Panel
96
Replacement
97
Drives with Operator Panel
98
Removal
98
Front Panel Replacement for Drives with Operator Panel
98
Replacement
99
Drives Without Status/Control Panel or Operator Panel
101
Removal
101
Replacement
101
Front Panel Replacement for Drives Without Status/Control Panel or Operator Panel
101
3201 - Drive Removal & Replacement
102
Removal
102
Replacement
102
3202- Status/Control Panel Removal & Replacement
104
Removal
104
Replacement
104
Status/Control Panel Replacement
104
3203- Operator Panel Removal & Replacement
105
Removal
105
Replacement
105
Operator Panel Replacement
105
3204 - Power Supply Removal & Replacement
106
Removal
106
Replacement
107
Power Supply Voltage Conversion
107
3205 - Module Removal & Replacement
108
Removal
108
Replacement
108
Module Replacement
108
3206- Fan Removal & Replacement
110
Removal
110
Fan Replacement
110
Replacement
111
3301 - I/O Board Removal & Replacement
112
SMD I/O Board Removal
112
SMD I/O Board Replacement
112
I/0 Board Replacement (!PI)
112
SCSI I/O Board Removal
113
SCSI I/O Board Replacement
114
IPI I/O Board Removal
115
3302 - Control Board Removal & Replacement
116
Removal
116
Replacement
116
Control Board Replacement
117
Alternate Mounting Methods
119
Introduction
119
Using the Standard Rack Mounting Kit
119
Inner Drawer Removal & Replacement
120
Removal
120
The Power Supply On/Standby Switch
122

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Seagate ST82500ND Maintenance Manual (124 pages)

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