HP Z240 User Manual

Solving audio problems
Problem Cause Solution
Sound does not come out of the
speaker or headphones.
Software volume control is
turned down.
Double-click the Speaker icon on the taskbar, and then use
the volume slider to adjust the volume.
The external speakers are not
turned on.
Turn on the external speakers.
External speakers plugged into
the wrong audio jack.
See your sound card documentation for proper speaker
connection.
Digital CD audio is not enabled. Enable digital CD audio:
1. From the Control Panel, select System.
2. On the Hardware tab, select the Device Manager button.
3. Right-click the CD/DVD device and select Properties.
4. On the Properties tab, select Enable digital CD audio for
this CD-ROM device.
Headphones or devices
connected to the line-out
connector have muted the
internal speaker.
Turn on and use headphones or external speakers, if
connected, or disconnect headphones or external speakers.
Volume is muted. 1. From the Control Panel, select Sound, Speech and Audio
Devices, and then select Sounds and Audio Devices.
2. Deselect the Mute checkbox.
Computer is in Standby mode. Press the power button to resume from Standby mode.
Noise or no sound comes out of the
speakers or headphones.
1. If you are using digital speakers that have a stereo jack
and you want the system to autoswitch to digital, use a
stereo-to-mono adapter to engage the auto sense
feature, or use multimedia device properties to switch
the audio signal from analog to digital.
2. If the headphones have a mono jack, use the multimedia
device properties to switch the system to analog out.
NOTE: If you set digital as the Output Mode, the
internal speaker and external analog speakers no longer
output audio until you switch back to an auto sense or
analog mode.
If you set analog as the Output Mode, external digital
speakers do not function until you change the output
mode back to an auto-sense or digital mode.
Sound occurs intermittently. Processor resources are being
used by other open applications.
Shut down all open processor-intensive applications.
Workstation appears to be locked up
while recording audio.
The hard drive might be full. 1. Before recording, be sure there is enough free space on
the hard drive.
2. Try recording the audio le in a compressed format.
Troubleshooting scenarios and solutions 71

HP Z240 Specifications

General

Chassis type	Tower
Product color	Black
Country of origin	China
Water cooling system	No
Product type	Workstation
Motherboard chipset	Intel® C236
Memory slots	4x DIMM
Internal memory	8 GB
Memory channels	Dual-channel
Memory clock speed	2133 MHz
Internal memory type	DDR4-SDRAM
Maximum internal memory	64 GB
Memory layout (slots x size)	2 x 4 GB
HDD speed	7200 RPM
HDD interface	SATA
Storage media	HDD
Optical drive type	DVD Super Multi
Card reader integrated	-
Total storage capacity	1000 GB
Number of HDDs installed	1
On-board graphics card ID	0x191D
Discrete graphics card model	Not available
On-board graphics card model	Intel® HD Graphics P530
Graphics card Open GL support	Yes
On-board graphics card family	Intel® HD Graphics
Maximum on-board graphics card memory	1 GB
On-board graphics card OpenGL version	4.4
On-board graphics card base frequency	400 MHz
On-board graphics card DirectX version	12.0
On-board graphics card dynamic frequency (max)	1150 MHz
Number of displays supported (on-board graphics)	3
Power supply	400 W
Recovery operating system	Windows 10 Pro
Operating system installed	Windows 7 Professional
Operating system architecture	64-bit
Ethernet LAN data rates	10, 100, 1000 Mbit/s
USB 2.0 ports quantity	4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	6
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity	0
Tcase	- °C
Bus type	DMI3
Stepping	R0
Processor cache	8 MB
Processor model	E3-1245V5
System bus rate	8 GT/s
Processor series	Intel Xeon E3-1200 v5
Processor socket	LGA 1151 (Socket H4)
Processor threads	8
Processor codename	Skylake
Processor frequency	3.5 GHz
Processor cache type	Smart Cache
Configurable TDP-down	- W
Processor lithography	14 nm
Processor manufacturer	Intel
PCI Express slots version	3.0
Processor boost frequency	3.9 GHz
PCI Express configurations	1x16, 1x8+2x4, 2x8
Thermal Design Power (TDP)	80 W
Maximum number of PCI Express lanes	16
Memory types supported by processor	DDR3L-SDRAM, DDR4-SDRAM
Memory voltage supported by processor	1.35 V
Memory clock speeds supported by processor	1333, 1600, 1866, 2133 MHz
Memory bandwidth supported by processor (max)	34.1 GB/s
Scalability	1S
Processor ARK ID	88173
Processor package size	37.5 x 37.5 mm
Supported instruction sets	AVX 2.0, SSE4.1, SSE4.2
Intel Secure Key Technology version	1.00

Weight and Dimensions

Depth	442 mm
Width	170 mm
Height	399 mm
Weight	8600 g