HP vc4825T Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients
HP vc4825T - Thin Client Manual
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- HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 1
Troubleshooting Guide HP vc4820T and vc4825T Thin Clients - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 2
HP products and services are set forth in the express warranty statements accompanying such products and services. Nothing herein should be construed as constituting an additional warranty. HP of Hewlett-Packard Company. Troubleshooting Guide Thin Client First Edition (May 2009) Document Part Number: - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 3
About This Book WARNING! Text set off in this manner indicates that failure to follow directions could result in bodily harm or loss of life. CAUTION: Text set off in this manner indicates that failure to follow directions could result in damage to equipment or loss of information. NOTE: Text set - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 4
iv About This Book - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 5
Cover 11 Removing the Side Access Panel and Metal Side Cover 11 Replacing the Metal Side Cover and Side Access Panel 12 Installing Thin Client Options ...13 Installing the USB Device 13 Removing and Replacing the Battery 14 External Drives ...15 Configuring Powered Serial Ports ...16 3 BIOS - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 6
Messages ...32 Troubleshooting ...33 Basic Troubleshooting ...33 Diskless (No-Flash) Unit Troubleshooting 34 Troubleshooting Flowcharts 36 Initial Troubleshooting 36 Initial Troubleshooting Part 2 37 a PXE Server Prerequisites ...57 Installing Remote Installation Services (RIS PXE Server 57 vi - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 7
(RIS PXE Server 57 Configuring Remote Installation Services 58 Set User Permissions on the Active Directory Server 58 RIS Menu ...59 Creating Network Bootable Disk to Map Drives 59 For More Information ...59 - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 8
viii - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 9
quickspecs/QuickSpecs_Archives/QuickSpecs_Archives.html. Serial Number Location Every thin client includes a unique serial number located as shown in the following illustration. Have this number available when contacting HP customer service for assistance. Figure 1-1 Serial number location Operating - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 10
Front Panel Components For more information, http://www.hp.com and search for your specific thin client model to find the modelspecific QuickSpecs. Figure 1-2 Front panel components (1) Secure USB compartment (2) Power button (3) Flash activity LED (4) Line-in (microphone) connector (5) - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 11
Top Components For more information, http://www.hp.com and search for your specific thin client model to find the modelspecific QuickSpecs. The secure USB compartment allows you to use two USB devices in a secured location. Figure 1-3 Top components, external view (1) - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 12
Rear Panel Components For more information, http://www.hp.com and search for your specific thin client model to find the modelspecific QuickSpecs. Figure 1-5 Rear panel components (1) Ethernet RJ-45 connector (2) Serial connectors (4) (3) PS/2 connectors (2) (4) Parallel connector (5) - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 13
the feet with their holes and press them in securely. Figure 1-6 Installing the rubber feet Installing the Stand If you wish to use the thin client in a vertical orientation, you should install the stand for stability. To install the stand: 1. Turn unit upside down. 2. Locate the slots on the bottom - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 14
Removing the Stand To remove the stand: 1. Turn unit upside down. 2. Lift the tab (1), and then pull the stand up to remove it from the unit (2). Figure 1-8 Removing the stand 6 Chapter 1 Product Description - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 15
based resources. HP Client Automation agents work with all HP thin clients. For more information on HP Client Automation, please visit the HP Web site at http://www.hp.com and search for "Business Service Automation." HP continues to partner with Altiris to manage HP thin clients. Altiris Deployment - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 16
receptacles. CAUTION: Static electricity can damage the electronic components of the thin client or optional equipment. Before beginning these procedures, ensure that you are Battery on page 14 NOTE: Option kits include more detailed installation instructions. 8 Chapter 2 Hardware Changes - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 17
drivers. NOTE: You can download select hardware drivers from HP. Go to http://www.hp.com and search for your specific thin client model. 12. Reconfigure the thin client NOTE: In addition to following these instructions, follow the detailed instructions that accompany the accessory you are installing - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 18
2. Push the compartment cover about .6 cm (1/4 inch) toward the front of the unit (2) and lift it off the unit (3). Figure 2-1 Removing the secure USB compartment cover Replacing the Secure USB Compartment Cover To replace the secure compartment cover: 1. Place the cover on top of the unit so it is - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 19
Panel and Metal Side Cover Removing the Side Access Panel and Metal Side Cover WARNING! Before removing the side access panel, ensure that the thin client is turned off and the power cord is disconnected from the electrical outlet. To remove the access panel: 1. Remove the secure compartment cover - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 20
2. Lift the metal side cover, rear side first, off the unit (2). Figure 2-4 Removing the metal side cover Replacing the Metal Side Cover and Side Access Panel To replace the metal side cover: 1. Slip the front edge of the metal side cover under the lip on the chassis and lower the cover until it - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 21
panel toward the bottom of the unit until the cover is flush with the bottom panel of the chassis (2). Installing Thin Client Options Various options can be installed on the thin client: ● Installing the USB Device on page 13 ● Removing and Replacing the Battery on page 14 Installing the USB Device - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 22
8 for procedures you should follow before and after installing or replacing hardware. WARNING! Before removing the side access panel, ensure that the thin client is turned off and the power cord is disconnected from the electrical outlet. To remove and replace the battery: 1. Locate the battery on - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 23
Drives Various external USB drives are available as options for these thin clients. For more information about these drives, visit http://www.hp.com and search for your specific thin client model, or refer to the instructions that accompany the option. For more information about available options - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 24
, COM 2, COM 3, and COM 4, are standard on the thin client. COM 1 is a standard, non-powered serial port that cannot be configured. Some devices use a powered serial port. If the serial port is configured as a powered port, devices that support a powered serial interface do not require an external - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 25
! Before removing the side access panel, ensure that the thin client is turned off and the power cord is disconnected from the Table 2-3 Configuring Serial Port Power on page 18 for Jumper locations and supported configurations. Table 2-1 COM Port Default Configuration pin # COM1 COM2 COM3 COM4 - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 26
Table 2-2 COM Port Functionality pin # COM1 (Standard) pin 1 pin 2 DCD RXD pin 3 TXD pin 4 pin 5 pin 6 pin 7 pin 8 DTR GND DSR RTS CTS pin 9 RI COM2-Cable Connection (Customized) COM3 (Customized) +5V/DCD +5V/+12V/DCD RXD/TXD/RXD (TTL)/ RXD/TXD TXD (TTL) TXD/RXD/TXD (TTL)/ TXD/RXD - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 27
Table 2-3 Configuring Serial Port Power (continued) Configuring Powered Serial Ports 19 - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 28
Table 2-3 Configuring Serial Port Power (continued) 20 Chapter 2 Hardware Changes - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 29
Table 2-3 Configuring Serial Port Power (continued) Configuring Powered Serial Ports 21 - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 30
Table 2-3 Configuring Serial Port Power (continued) 22 Chapter 2 Hardware Changes - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 31
Table 2-3 Configuring Serial Port Power (continued) Configuring Powered Serial Ports 23 - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 32
Table 2-3 Configuring Serial Port Power (continued) 24 Chapter 2 Hardware Changes - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 33
3 BIOS Settings, (F10) Utility Using the BIOS Settings VIA Eden processors and the VIA VX800 chipset are used in the vt4820T and vt4825T products. Changing BIOS Settings from the repset utility Some BIOS settings may be changed locally within the operating system without having to go through the - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 34
External USB Ports Halt On Security Option USB Keyboard Support USB Mouse Support ECP/EPP DMA3 Enabled Enabled All, but Keyboard BIOS Settings Using the F10 Utility 1. Turn on or restart the thin client. 2. As soon as the thin client is turned on, press F10 when the "press F10" prompt appears - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 35
Peripherals on page 28 Power Management Setup Setup Utility-Power Management Setup on page 29 Setup Utility-System Information NOTE: Support for specific Setup options may vary depending on the hardware configuration. Table 3-2 Setup Utility-System Information Option Description Product Name - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 36
Enable or Disable USB external ports. Default is enabled. USB External Ports Default is enabled. USB Keyboard Support Allows use of USB keyboard under DOS. Default is enabled. USB Mouse Support Allows use of USB Mouse under DOS. Default is disabled. Serial Port 1 Select serial port base IO - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 37
Setup Utility-Power Management Setup Table 3-6 Setup Utility-Power Management Setup Option Description PWRON After PWRFail When power is lost and comes back, the option determines what power state the system should go to. Options are Off, On, and Former-Sts. Default is Former-Sts. Wake on PME - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 38
4 Diagnostics and Troubleshooting LEDs Table 4-1 Power and IDE Flash Activity LEDs : RJ-45 LEDs are located inside the RJ-45 connector on the top, rear panel of the thin client. The LEDs are visible when the connector is installed. Blinking green indicates network activity, and amber indicates - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 39
boot block code for proper checksum value DRAM Simple write/read pattern test of the first 640k of memory Parallel Port Initiates the port's driver and determines if the device is present Serial Port Tests the serial port using simple port verification test to determine if ports are present - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 40
the most stable, minimal performance system operations. Press the Tab key during POST to display messages hidden by the HP logo. Error: Non-System disk or disk error The BIOS was unable to find a suitable boot device. the Flash Image on page 53. 32 Chapter 4 Diagnostics and Troubleshooting - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 41
Troubleshooting Issue Procedures The thin client unit is experiencing operating Ensure that the following connectors are securely plugged into the thin client unit: problems with the replaced power supply, have the unit serviced. The thin client unit powers on and displays 1. a splash screen - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 42
monitor and repeat testing. 3. Re-image the thin client unit and power on the monitor again. 4. Test the thin client unit on a known working monitor. If the monitor does not display video, replace the thin client unit. Diskless (No-Flash) Unit Troubleshooting This section is only for those units - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 43
are running in an MS RIS PXE environment press the F12 key to activate the network service boot as soon as the DHCP IP information appears on the screen. If the unit on the screen if there is no Client IP. ERROR: Non-system disk or disk error. Replace and press any key when ready. Troubleshooting 35 - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 44
Flowcharts Initial Troubleshooting Start Intial Troubleshooting Is there No power? Yes Is there No video? Yes Go to No Power Go to No Video Beeps, No LEDs, or error Yes Go to Error Messages Is the OS No loading? Go to No OS Loading Yes Go to next page t5000 Troubleshooting Flow - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 45
Part 2 B Continued from Initial Troubleshooting Keyboard/ mouse working? Yes NIC working? Yes Go to No Non-functioning pointing device or keyboard Go to No No displayed but can't connect? Go to No IP address Yes Boot in continuous loop? Go to Booting in continuous loop Troubleshooting 37 - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 46
brick to system. Yes Ensure power strip or UPS is turned on. Turn computer off. Plug No power cord into different active wall outlet. Restart thin client and return to start of this chart. Go to next page t5000 Troubleshooting Flow Chart No Power, Part 2 38 Chapter 4 Diagnostics and - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 47
, Part 2 No Power, continued No Power, Part 2 Plug directly into AC outlet PoweNr o LED on? Yes Done No Reseat AC adapter in thin client and at power source Power on? No Yes Done Power outlet active? No Try different outlet Yes Go to next page t5000 Troubleshooting Flow Chart No Power, Part - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 48
PoweNr o on? Yes Done No Is the power brick light Replace the power brick Power on? Yes Done Call your local HP Call Center for a No diagnosis. To locate a local phone number, visit the HP Web site at: http://www.hp.com/cgibin/hpsupport/index.pl 40 Chapter 4 Diagnostics and Troubleshooting - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 49
Contrast and No brightness turned up. Yes Turn contrast and brightness up Yes Go to No Video, Part 2 Plug in, turn on, and return Initial Troubleshooting Go to next page t5000 Troubleshooting Flow Chart No Video, Part 2 Note: Older monitors and some third party monitors do not - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 50
OK? No Replace monitor Note: 3. Turn off and unplug thin client before reconnecting cables. Video Yes Done OK? No Does unit have added memory upgrades? No Yes Go to next page t5000 Troubleshooting Flow Chart No Video, Part 2 Have the unit serviced. NOTE: Refer to the Warranty for coverage - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 51
power. Replace components in system one at a time starting with Flash. Test system after each replacement for video or beeps. Go to next page t5000 Troubleshooting Flow Chart No Video, Part - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 52
disconnect power. Replace components in system one at a time starting with Flash. Test system after each replacement for video or beeps. Yes Have the unit serviced. Note: Refer to the Warranty for coverage information. 44 Chapter 4 Diagnostics and Troubleshooting - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 53
initialized. Ensure the monitor is plugged in. Beep code - 1 Long, 3 Short. ROM failure. Create ROMPaq diskette and reload ROM. Download the ROMPaq from the HP Web site at: http://www.hp.com/products Notes: Short (S) and long (L) beeps will only be heard if the system has a speaker. LEDs will only - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 54
No Internal Network Connection Note: If USB diskette drive present and diskette installed, system will not boot from other USB device. 46 Chapter 4 Diagnostics and Troubleshooting - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 55
drive. Press Ctrl+Alt+Del to reboot. Boot from Flash? Yes Done No Restore image using the Recovery process. Boot from Flash? Yes Done No Service the unit Note: Refer to the Warranty for coverage information. Troubleshooting 47 - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 56
nonfunctioning device and attach a known working keyboard/ mouse to the system. Press Ctrl+Alt+Del to reboot. Working? No Working? Yes Done Yes Done No Service the unit Note: Refer to the Warranty for coverage information. 48 Chapter 4 Diagnostics and Troubleshooting - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 57
? No Replace cable or have jack activated. NIC configured in OS? No Reimage using recovery process. Yes OK? Yes Done No Call your local HP Call Center for a diagnosis. To locate a local phone number, visit the HP Web site at: http://www.hp.com/cgibin/hpsupport/index.pl Troubleshooting 49 - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 58
? Yes N Take the following actions: 1. Reseat speaker cable. 2. Replace speaker. Note: Refer to Warranty for coverage information. Done N Audio? Yes Done 50 Chapter 4 Diagnostics and Troubleshooting - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 59
OK? Yes Done Yes Ping N Gateway OK? Yes Thin client have a valid IP address? N Reimage device using restore Reboot unit and server. Ping Server by name OK? N Contact Server Administrator to verify DCHP, DNS services started. Replace network cable. Yes Done Troubleshooting 51 - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 60
that Altiris 5.6 Deployment server is being used. Reboot the thin client Boot Yes OK? Done Yes Boot OK? Service the unit. Note: Refer to the Warranty for coverage information. No No Reimage the system. Reboot the thin client t5000 Troubleshooting Flow Chart End 52 Chapter 4 Diagnostics and - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 61
tested with the HP Compaq Thin Client Imaging Tool. ● USB CD-ROM drive for thin client (if using the ISO Image option) Before using the utility, you must download the appropriate image from http://www.hp.com/sbso/ bussupport.html. Getting Started There are three deployment options supported by this - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 62
. To prevent loss of data, be sure that you have saved any user-created data from the flash drive. During the first restart of the thin client following the restore process, it may take approximately 15 minutes to unbundle the software before the Windows Desktop is displayed. Creating an ISO Image - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 63
IBR command line options: At the command prompt, type IBR.EXE /? and press Enter. Refer to Configuring a PXE Server on page 57 for instructions about setting up a PXE Server using Microsoft RIS. See your documentation if using a different PXE server, such as Altiris Deployment Solution. Unpacking - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 64
New > Job. 4. Enter a unique name for the job that you will use to deploy the original thin client image. 5. Click the name of the new job. 6. Near the upper right side of the screen http://www.altiris.com/support/documentation) for more detailed information. 56 Appendix A Adding an Image Restore - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 65
assumes that servers 1, 2, and 3 (above) are already set up. The RIS PXE Server must be equipped with two or more hard drives. Remote Installation Services and Windows 2000 Server cannot be installed on the same drive; nor will RIS work on a double partition of Windows 2000 Server. You must first - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 66
RIS install on second hard drive (D:\ or E:\). 1. Click Start > Run. 2. Type Risetup.exe and click Next. 3. Click Next. 4. Select Respond to client computers requesting service. 5. Click Next. 6. Insert the Windows 2000 Professional CD into the CD-ROM drive and enter the path to the CD- ROM drive - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 67
. Refer to the Microsoft Web site for instructions about creating a network bootable diskette. For More Information HP Compaq t5000 Series Documentation (including white papers discussing software deployment methods): http://welcome.hp.com/country/us/en/support.html. Type your model number into the - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 68
update from an FTP share to an HP thin client system running the WES operating system. FTP Image Update is only provided on the vt4820T with the latest WES image. For FTP Image Update to function properly, it requires the following available free space on the client: ● Approximately 200MB of flash - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 69
can only be run by an administrator on an HP thin client system which has license to run XP Embedded operating system. Host Settings There are two ways to specify host settings: 1. You can manually enter settings by clearing the Get Host Settings from DHCP server check box and filling in appropriate - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 70
manually or automatically through DHCP, then click the Refresh Image List button to make the applet query the FTP share for all WES images whose targeted BIOS families match the one of the current thin client , the HP FTP Image Update Client confirms that the update client starts the download of the - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 71
Select Image to Update 63 - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 72
To restore a corrupt BIOS, complete the following instructions 1. On a working computer navigate to http://www.hp.com/ NOTE: You can also perform a BIOS will run Flash.bat. 2. Select Software & Driver Downloads. 3. In the For Product box, type the thin client model number, and then click the arrow. - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 73
BIOS. Updating a BIOS To update the system BIOS, download the Softpaq (for the product being updated) from the HP Web site at: http://www.hp.com/, select Software and Driver Downloads, and then enter the model number of your thin client. The Softpaq contains utilities for restoring or updating the - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 74
Use a wrist strap connected by a ground cord to a grounded Thin Client chassis. Wrist straps are flexible straps of 1 megohm +/- 10 percent HP authorized dealer, reseller, or service provider. NOTE: For more information about static electricity, contact an HP authorized dealer, reseller, or service - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 75
F Specifications Table F-1 HP vc4820T/vc4825T Thin Clients Dimensions Width 52.07 mm 2.05 in. the type and number of options installed. ** The operating temperature range when the thin client is attached to a flat panel using the HP Quick Release is 50° to 95° F (10° to 35° C). Relative - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 76
Table F-1 HP vc4820T/vc4825T Thin Clients (continued) Power Supply Operating Voltage Range 100-240 VAC Rated Line Frequency 50-60 Hz Power Output (maximum) 50 W Rated Output Current (maximum) 4.16 A Output - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 77
26 Client Automation 7 components front panel 2 rear panel 4 top 3 configuring a PXE server 57 configuring Remote Installation Services 58 D description 1 Device Manager 7 diagnostics and troubleshooting 30 dimensions 67 diskette drive 15 diskless troubleshooting 34 download hardware drivers - HP vc4825T | Troubleshooting Guide: HP vc4820T and vc4825T Thin Clients - Page 78
67 temperature 67 thin client 67 weight 67 stand installing 5 removing 6 VESA mounting holes 4 VGA connector location 4 W warnings electric shock 8, 9, 11, 14, 17 fire 8 Web sites Altiris 7 QuickSpecs 1 weight 67 T temperature specifications 67 ThinState Tools 7 top components 3 troubleshooting 33
Troubleshooting Guide
HP vc4820T and vc4825T Thin Clients