HP Z800 Owners Manual

							Removing and installing components
NOTE:This workstation supports many optional devices. If you do not find installation instructions for
your device in the following procedures, see 
http://hp.com/support/workstation_manuals.
This section includes these topics:
Topics
Component locations on page 70Power connections on page 84Memory fans on page 136
Disassembly order on page 72Front bezel on page 85Memory on page 138
Predisassembly procedures
on page 73
Front panel I/O cable assembly on page 86Expansion card slot identification
on page 144
Cable lock (optional) on page 74Power switch cable assembly on page 90Choosing an expansion card slot
on page 146
Side access panel on page 75Optical bay filler tray on page 91PCIe card on page 147
Airflow guide on page 76Optical disk drive on page 94PCI card on page 150
Expansion card support on page 77Slot load optical disk drive (optional) on page 99CPU heatsink on page 153
Right side panel on page 80Hard disk drive on page 105CPU on page 157
Power supply on page 80Expansion card guide/front fan holder on page 126System board on page 159
Speaker on page 81System fans on page 130Battery on page 161
Side access panel sensor (optional)
on page 82
Installing a second front system fan on page 132 
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							Component locations
The following figure and table describe the system board component layout.
Figure 5-1  System board component locations
Table 5-2  System board components ID
ItemComponentItemComponentItemComponent
1Memory fans14Main power27PCIe2 x16(8)
2Memory power15HDD LED28PCIe x8(4)1
3Memory sockets16SAS connectors29PCIe2 x16
4Crisis recovery jumper17Password jumper30PCIe2 x8(4)1
5CPU1 socket18Front USB31Rear system fan
6Flexible disk drive19Internal USB-132Audio
7 CPU1 fan 20 Internal USB-2/DASH 33 Network/USB
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							ItemComponentItemComponentItemComponent
8Front system fan1 (top)21Power Button/LED/Spkr34Network/USB
9Front system fan2 (bottom)22Front 1394a351394a/USB
10CPU power23Front audio36Keyboard/mouse
11Battery24PCIe2 x16(8)37Serial
12Clear CMOS button25PCI 32/3338CPU0 socket
13 SATA connectors 26 PCIe2 x16 39 CPU0 fan
1Open-ended slot that allows installation of a x16 card.
NOTE:For related expansion card slot information, see Expansion card slot description
on page 144.
Table 5-2  System board components ID (continued)
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							Disassembly order
For convenience, disassembly procedures should be followed in a particular order. Use the following
table to determine the sequence in which to remove major workstation components.
Table 5-3  Workstation component disassembly order
        
Predisassembly procedures on page 73
Cable lock (optional) on page 74    
Side access panel on page 75
  Airflow guide on page 76  
  Expansion card support on page 77   
 Right side panel on page 80  
  Power supply on page 80
  Speaker on page 81
 
 Side access panel sensor (optional) on page 82  
  Power connections on page 84  
Front bezel on page 85 
Front panel I/O cable assembly on page 86
Power switch cable assembly on page 90
  Optical bay filler tray on page 91   
  Optical disk drive on page 94  
  Slot load optical disk drive (optional) on page 99
 
 Hard disk drive on page 105   
  Expansion card guide/front fan holder on page 126 
  System fans on page 130
 
 Installing a second front system fan on page 132  
  Memory fans on page 136  
  Memory on page 138   
  Expansion card slot identification on page 144  
  Choosing an expansion card slot on page 146  
PCIe card on page 147 
   PCI card on page 150   
  CPU heatsink on page 153   
CPU on page 157  
System board on page 159   
  Battery on page 161     
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							Predisassembly procedures
NOTE:Read Warnings and cautions on page 63 before servicing workstation components.
Perform the following steps before servicing a workstation:
1.Review the safety information and precautions in 
Warnings and cautions on page 63 and the Safety
and Regulatory Information for the workstation.
2.Locate and clear a suitable work area.
3.Close all open software applications.
4.Remove all diskettes, CDs, and DVDs from the workstation.
5.Shut down the operating system.
6.Power off the workstation and all peripheral devices connected to it.
7.Remove or disengage security devices that prevent you from opening the workstation.
8.Disconnect the power cord from the electrical outlet and then from the workstation.
9.Disconnect peripheral device cables from the workstation.
10.Gather the tools.
11.Service the workstation.
12.Restore power to the workstation when servicing is done.
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							Cable lock (optional)
If a cable lock is installed on the workstation, remove it before servicing the workstation.
Unlock it and pull it out of the cable lock slot as shown in the following figure.
Figure 5-2  Removing the cable lock
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							Side access panel
Before accessing the internal components of the workstation, you must remove the side access panel.
This section describes how to remove and install the side access panel.
Removing the side access panel
WARNING!Before removing the workstation side access panel, be sure that the workstation is
powered off and that the power cord is disconnected from the electrical outlet.
1.Disconnect power from the workstation (see Predisassembly procedures on page 73).
2.Remove locks that are present, such as cable lock or side access panel key lock.
3.Pull up on the handle 
 and rotate the side access panel off the chassis 2 as shown in the following
figure.
Figure 5-3  Removing the side access panel
Installing the side access panel
1.Align the bottom groove of the side access panel with the bottom edge of the chassis.
2.Rotate the side access panel toward the chassis and press firmly until the latch engages.
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							Airflow guide
This section describes how to remove and install the chassis airflow guide.
Removing the airflow guide
1.Disconnect power from the workstation (see Predisassembly procedures on page 73).
2.Remove the side access panel (see 
Removing the side access panel on page 75).
3.Remove the airflow guide by lifting firmly on the handle at the green touch point 
, and then rotating
the airflow guide upward 
2 as shown in the following figure.
Figure 5-4  Releasing the airflow guide
4.Disengage the airflow guide tabs from the rear chassis slots , and then lift the airflow guide from
the chassis 
2 as shown in the following figure.
Figure 5-5  Removing the airflow guide
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							Installing the airflow guide
1.Disconnect power from the workstation (see Predisassembly procedures on page 73).
2.Remove the side access panel (see 
Removing the side access panel on page 75).
3.Insert the airflow guide tabs into the rear chassis slots 
, and then lower the airflow guide until it
clicks into place in the chassis 
2 as shown in the following figure.
Figure 5-6  Installing the airflow guide
4.Reinstall all removed components and reconnect any cables that have been disconnected.
Expansion card support
To prevent card movement during shipping, an expansion card support is installed. This section
describes how to remove and install the expansion card support.
Removing the expansion card support
1.Disconnect power from the workstation (see Predisassembly procedures on page 73).
2.Remove the side access panel (see 
Removing the side access panel on page 75).
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							3.Remove the expansion card support by lifting firmly on the handle at the green touch point , and
then rotating the support upward 
2 as shown in the following figure.
Figure 5-7  Rotating the expansion card support
4.Disengage the expansion card support tabs from the rear chassis slots , and then lift the support
from the chassis 
2 as shown in the following figure.
Figure 5-8  Removing the expansion card support
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