Fujitsu SPARC Enterprise M9000 - Page 417

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Chapter 21 Sensor Unit Replacement 21-3

FIGURE 21-2 SNSU Mounting Location (Front of the M9000 Base Cabinet)

SNSU

Table of Contents

Default Chapter7
- Default Chapter7
  - Table of Contents7
- Preface19
  - Structure and Contents of this Manual20
  - Abbreviations22
Index22
- Product Handling26
- Limitations and Cautions28
- Power Control and Operator Panel Mode Switch28
- Fujitsu Welcomes Your Comments29
- Troubleshooting31
Safety and Tools33
- Symbols33
- Precautions36
- Tools Required for Maintenance37
- Antistatic Precautions38
Product Overview and Troubleshooting49
- SPARC Enterprise M8000 Server49
- SPARC Enterprise M9000 Server (Base Cabinet)52
- SPARC Enterprise M9000 Server (Expansion Cabinet)55
- Labels57
  - System Name Plate Label, Rating Label, ID Label (Japan) or EZ Label (Besides Japan), and Standard Label57
  - Labels about Handling61
- Operator Panel62
- Determining Which Diagnostics Methods to Use67
- Checking the Server and System Configuration69
  - Checking the Hardware Configuration and FRU Status69
- Chapter 2 Product Overview and Troubleshooting69
Periodic Maintenance95
- Cleaning a Tape Drive Unit95
- Cleaning an Air Filter (Server)96
- Cleaning an Air Filter (I/O Unit)99
FRU Removal Preparation101
- Types of Replacement Procedures102
  - FRU Replacement102
- Active Replacement103
- Chapter 4 FRU Removal Preparation109
Internal Components Access153
- How to Open and Close Doors153
- Corresponding Components and Doors that Can be Accessed154
- How to Remove a Door155
- How to Remove a Side Panel156
Replacement of Cpu/Memory Board Unit (CMU), CPU, and DIMM159
- Overview of the CMU159
- CPU Upgrade163
  - SPARC64 VII CPU Modules Added to a New Domain163
  - SPARC64 VII Processors Added to an Existing Domain166
- Active Replacement and Hot Replacement170
- Cold Replacement181
- CPU and DIMM Replacement187
I/O Unit (IOU) Replacement205
- Overview of the IOU206
- Active Replacement and Hot Replacement212
- Cold Replacement221
FAN Unit Replacement227
- Overview of the FAN Unit228
- Chapter 8 FAN Unit Replacement229
  - Active Replacement and Hot Replacement234
  - Cold Replacement240
Power Supply Unit (PSU) Replacement245
- Overview of the PSU245
- Active Replacement and Hot Replacement252
- Cold Replacement256
Operator Panel Replacement261
- Overview of the Operator Panel261
- Cold Replacement264
- Overview of the XSCFU269
XSCF Unit Replacement271
- Active Replacement and Hot Replacement273
- Chapter 11 XSCF Unit Replacement275
  - Cold Replacement280
Hard Disk Drive (HDD) Replacement285
- Overview of the HDD285
- Active Replacement287
- Cold Replacement289
- Chapter 12 Hard Disk Drive (HDD) Replacement289
PCI Slot Device Replacement293
- Overview of PCI Slot Devices293
- Active Replacement295
- Hot Replacement309
- Cold Replacement312
CD-RW/DVD-RW Drive Unit Replacement317
- Overview of a CD-RW/DVD-RW Drive Unit317
- Active Replacement321
- Hot Replacement325
- Cold Replacement327
- Overview of the Tape Drive Unit331
Tape Drive Unit Replacement333
- Active Replacement335
- Hot Replacement339
- Cold Replacement341
Clock Control Unit Replacement345
- Overview of the CLKU345
- Cold Replacement348
Crossbar Unit Replacement353
- Overview of Xbus353
- Cold Replacement356
- Chapter 17 Crossbar Unit Replacement357
AC Section Replacement361
- Overview of Acss361
- Cold Replacement365
- Overview of the DDC373
DDC Replacement375
- Active Replacement and Hot Replacement375
- Cold Replacement379
- Cold Replacement383
Backplane Replacement383
- Overview of the BP383
  - M8000/M9000 Bps384
- Chapter 20 Backplane Replacement385
  - Psu Bp397
  - Fan Bp405
Sensor Unit Replacement415
- Overview of the SNSU415
- Cold Replacement418
Media Backplane Replacement425
- Overview of the MEDBP425
- Cold Replacement429
  - Switch Backplane Replacement435
  - Overview of Swbps435
- Cold Replacement439
Addition and Deletion447
- Addition and Deletion of Power Cabinet457
- Deletion457
- Addition and Deletion of M9000 Expansion Cabinet460
- Active Addition464
Addition464
- Cold Addition465
- Deletion466
- Active Deletion467
- Cold Deletion467
- A.1 Installation Conditions469
- System Configuration469
- A.2.1 SPARC Enterprise M8000 Server470
- A.2.2 SPARC Enterprise M9000 Server (Base Cabinet)472
- A.2.3 SPARC Enterprise M9000 Server (Base Cabinet + Expansion Cabinet)474
- B.1 CPU Memory Board Unit482
- B.2 CPU Module483
- B.3 Memory485
- B.4 I/O Unit486
- B.5 Hard Disk Drive488
- B.6 PCI Cassette488
- B.7 IOU Onboard Device Card490
- B.8 Link Card (External I/O Expansion Unit Connection Card)491
- B.9 Crossbar Unit492
- B.10 Clock Control Unit494
- B.11 XSCF Unit495
- B.12 CD-RW/DVD-RW Drive Unit497
- B.13 Tape Drive Unit498
- B.14 Operator Panel499
- B.15 Sensor Unit501
- B.16 Power Supply Unit502
- B.17 AC Section503
- B.18 FAN Unit508
- B.19 Power Cabinet510
- B.20 Rack-Mountable Dual Power Feed512
- B.21 Backplane513
- B.22 DDC515
- B.23 PSU Backplane516
- B.24 FAN Backplane517
- B.25 Media Backplane520
- B.26 Switch Backplane521
- C.1 Serial Port523
- External Interface Specifications523
- C.2 UPC Port524
- C.3 USB Port524
- C.4 Connection Diagram for Serial Cable525
- D.1 Overview527
- D.2 Signal Cable527
- UPS Controller527
- D.3 Configuration of Signal Lines528
- D.4 Power Supply Conditions530
- D.4.2 Output Circuit530
- D.4.1 Input Circuit530
- D.5 UPS Cable531
- D.6 Connections532
- D.7 UPC Port533

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