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Sun Fire X4440 Server Service Manual • September 2010
5.4.2
Installing the Front Control Panel Light Pipe
Assembly
1. Align the light pipe assembly with the mounting holes on the drives cage.
2. Secure the light pipe assembly with three No. 2 Phillips screws.
3. Install the drives backplane.
See
Section 5.3.2, “Installing the Drives Backplane” on page 5-11
.
4. Install the drives cage.
See
Section 5.2.2, “Installing the Drives Cage” on page 5-7
.
5.5
Servicing the Power Distribution Board
(PDB)
It is easier to service the power distribution board (PDB) with the bus bar assembly
attached. If you are replacing a faulty PDB, you must remove the bus bar assembly
from the old board and attach it to the new PDB.
You must remove the power distribution board to access the Paddle card.
Note –
FRU
: This field-replaceable unit should be replaced only by qualified service
technicians. Contact your Sun Service representative for assistance.
Caution –
The system supplies power to the power distribution board even when
the server is powered off. To avoid personal injury or damage to the server, you must
disconnect power cords before servicing the power distribution board.
5.5.1
Removing the Power Distribution Board
1. Remove the motherboard assembly.
See
Section 4.7.1, “Removing the Motherboard Assembly” on page 4-34
.
2. Remove all power supplies.
a. Grasp the power supply handle and press the release latch.
Summary of Contents for Fire X4440
Page 1: ...Sun Fire X4440 Server Service Manual Part No 820 3836 14 September 2010 Revision 01 ...
Page 10: ...x Sun Fire X4440 Server Service Manual September 2010 ...
Page 20: ...1 6 Sun Fire X4440 Server Service Manual September 2010 FIGURE 1 1 Cables SAS ...
Page 39: ...Chapter 2 Preparing to Service the System 2 13 ...
Page 40: ...2 14 Sun Fire X4440 Server Service Manual September 2010 ...
Page 64: ...3 24 Sun Fire X4440 Server Service Manual September 2010 ...
Page 84: ...4 20 Sun Fire X4440 Server Service Manual September 2010 FIGURE 4 9 Installing the Air Duct ...
Page 94: ...4 30 Sun Fire X4440 Server Service Manual September 2010 FIGURE 4 14 Installing a PCIe Card ...
Page 122: ...4 58 Sun Fire X4440 Server Service Manual September 2010 ...
Page 179: ...Chapter 6 Returning the Server to Operation 6 7 ...
Page 180: ...6 8 Sun Fire X4440 Server Service Manual September 2010 ...