HP xw4600 User Manual

Problem Cause Possible Solution
Workstation powered off
automatically and the Power
LED flashes red 2 times (once
every second), followed by a 2-
second pause, and then two
simultaneous beeps sounded.
Processor thermal protection
activated.
A fan might be blocked or not
turning.
OR
The processor heatsink is not
properly attached to
the processor.
1. Be sure workstation air vents are not blocked and the
cooling fan is running.
2. Open the access panel, press the power button, and
then verify that the processor fan spins. If not spinning,
ensure that the fan cable is plugged into the system
board header. Ensure that the fan is fully/properly
seated or installed.
3. Replace the processor fan.
4. Reseat processor heatsink and verify that the fan
assembly is properly attached.
System does not power on,
and the LEDs on the front of
the workstation are not
flashing.
System is unable to power on. Press and hold the power button for less than 4 seconds. If
the hard drive LED turns green, then:
1. Remove the expansion cards.
2. Replace the system board.
OR
OR Press and hold the power button for less than 4 seconds.
If the hard drive LED does not illuminate, then:
Press and hold the power button for less than 4 seconds. If
the hard drive LED does not illuminate, then:
Press and hold the power button for less than 4 seconds. If
the hard drive LED does not illuminate, then:
1. Verify that the workstation is plugged into a working AC
outlet.
2. Open the access panel and verify that the power button
harness is properly connected to the inline front panel
I/O device assembly connector.
3. Verify that the power supply cables are properly
connected to the system board.
4. Verify the power supply functionality:
a. Disconnect AC power.
b. Remove all internal power supply cables from the
system board.
c. Plug in AC power.
●
If the power supply fan spins and the BIST
LED illuminates, then the power supply is
good. Replace the system board.
●
If the power supply fan does not spin or the
BIST LED does not illuminate, replace the
power supply.
Solving power supply problems
This section presents power supply troubleshooting scenarios.
Table 5-2 Minor problems (continued)
114 Chapter 5 System diagnostics and troubleshooting ENWW

HP xw4600 Specifications

General

Tcase	72.4 °C
Bus type	FSB
Stepping	E0
Processor cache	6 MB
Processor cores	2
Processor model	E8400
System bus rate	- GT/s
Processor family	Intel® Core™2 Duo
Processor series	Intel Core 2 Duo E8000 Series
Processor socket	LGA 775 (Socket T)
Processor codename	Wolfdale
Processing Die size	107 mm²
Processor frequency	3 GHz
Processor cache type	L2
Processor lithography	45 nm
Processor manufacturer	Intel
Processor front side bus	1333 MHz
Processor operating modes	64-bit
ECC supported by processor	No
Thermal Design Power (TDP)	65 W
Number of processors installed	1
CPU multiplier (bus/core ratio)	9
Number of Processing Die Transistors	410 M
Audio system	High Definition Audio
Product type	Workstation
Motherboard chipset	Intel® X38 Express
ECC	Yes
Internal memory	2 GB
Memory clock speed	800 MHz
Internal memory type	DDR2-SDRAM
Maximum internal memory	8 GB
Memory layout (slots x size)	2 x 1 GB
HDD speed	7200 RPM
HDD capacity	250 GB
HDD interface	SATA
Optical drive type	DVD-RW
Graphics card	-
Networking features	Gigabit Ethernet (10/100/1000)
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Power supply	475 W
Chassis type	Tower
Country of origin	China
Processor code	SLB9J
Processor ARK ID	33910
Processor package size	37.5 x 37.5 mm
On-board graphics card model	Not available

Weight and Dimensions

Depth	456 mm
Width	168 mm
Height	450 mm
Weight	19000 g