Service manual

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2–1 Control Panel............................................................................................ 2-2
2–2 Power-Up Flowchart – Init. and Phase 0.................................................. 2-6
2–3 Power-Up Flowchart - Phase 1 ............................................................... 2-12
2–4 Power-Up Flowchart - Phase 2, 3, and 4................................................. 2-16
3–1 System LEDs........................................................................................... 3-72
3–2 Core System Error Detectors.................................................................. 3-86
3–3 Compaq Analyze Using a Web Browser.................................................. 3-88
4–1 System Box Module Locations (rear) ...................................................... 4-16
4–2 System Box Module Location (front)....................................................... 4-17
4–3 System Box/Power Color Codes .............................................................. 4-18
4–4 Slot Color Codes...................................................................................... 4-20
4–5 Accessing System Boxes.......................................................................... 4-22
4–6 Generic System Box Module Removal .................................................... 4-24
4–7 Removing a CPU..................................................................................... 4-26
4–8 Power Manager Removal........................................................................ 4-28
4–9 Clock Splitter Removal ........................................................................... 4-30
4–10 I/O Riser Removal................................................................................. 4-32
4–11 Global Port Removal............................................................................. 4-34
4–12 DIMM Removal..................................................................................... 4-36
4–13 System Box Removal............................................................................. 4-38
4–14 Distribution Board Removal ................................................................. 4-40
4–15 Dual-Output Clock Module Removal.................................................... 4-42
4–16 Console Serial Bus Module Removal .................................................... 4-44
4–17 H-switch Removal................................................................................. 4-46
4–18 H-switch Power Supply Removal.......................................................... 4-48
4–19 H-switch Clock Module Removal .......................................................... 4-50
4–20 H-switch Power Manager Module Removal.......................................... 4-52
4–21 Console Serial Bus Module Removal .................................................... 4-54
4–22 System Cabinet Blower Removal.......................................................... 4-56
5–1 Accessing the PCI ..................................................................................... 5-2
5–2 Standard I/O Module Removal.................................................................. 5-4
5–3 CSB Node ID Module Removal................................................................. 5-6
5–4 Remote I/O Riser Removal........................................................................ 5-8
5–5 PCI Option Removal ............................................................................... 5-10
5–6 PCI Backplane Removal ......................................................................... 5-12
5–7 PCI Fan Removal.................................................................................... 5-14
5–8 DVD/CD-ROM Removal.......................................................................... 5-16
5–10 SCSI Disk Removal............................................................................... 5-18
5–11 Standard I/O Interface Module Removal.............................................. 5-20
5–12 PCI Power Supply Removal.................................................................. 5-22
5–13 Standard I/O Battery Removal ............................................................. 5-24
5–14 OCP Removal........................................................................................ 5-26