HP t5335z Troubleshooting Guide: HP t5335 Thin Clients
HP t5335z Manual
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- HP t5335z | Troubleshooting Guide: HP t5335 Thin Clients - Page 1
Troubleshooting Guide HP t5335 Thin Clients - HP t5335z | Troubleshooting Guide: HP t5335 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 Hewlett-Packard Company. Troubleshooting Guide HP t5335 Thin Clients First Edition (March 2011) Document Part - HP t5335z | Troubleshooting Guide: HP t5335 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 t5335z | Troubleshooting Guide: HP t5335 Thin Clients - Page 4
iv About This Book - HP t5335z | Troubleshooting Guide: HP t5335 Thin Clients - Page 5
No OS Loading 15 Non-Functioning Pointing Device or Keyboard 16 No Internal Network Connection 17 No Audio 18 No IP Address 19 3 Restoring the Flash Image 20 Creating a Bootable USB Flash Drive 20 Booting from a USB Flash Drive 20 4 Bootloader ...21 Restoring a Corrupt uBoot ...21 Updating - HP t5335z | Troubleshooting Guide: HP t5335 Thin Clients - Page 6
Appendix A Specifications 23 Appendix B Electrostatic Discharge 25 Preventing Electrostatic Damage 25 Grounding Methods ...25 Index ...26 vi - HP t5335z | Troubleshooting Guide: HP t5335 Thin Clients - Page 7
2 front USB, 2 rear USB, 10/100/1000 Mb RJ-45, front mic in, front audio line out Operating systems The t5335 thin client uses HP ThinPro. Product features For more information, http://www.hp.com and search for your specific thin client model to find the model-specific QuickSpecs. Operating systems - HP t5335z | Troubleshooting Guide: HP t5335 Thin Clients - Page 8
Figure 1-2 Front panel components (1) Power button (2) Flash activity LED (3) Line-in (microphone) connector Rear Panel Components Figure 1-3 Rear panel components (4) Line-out (headphone) audio connector (5) Universal serial bus (USB) connectors (2) 2 Chapter 1 Product Description - HP t5335z | Troubleshooting Guide: HP t5335 Thin Clients - Page 9
(1) Power connector (2) DVI-I connector (3) Universal serial bus (USB) connectors (2) (4) Ethernet RJ-45 connector (5) Cable lock slot Product features 3 - HP t5335z | Troubleshooting Guide: HP t5335 Thin Clients - Page 10
video for any of these failed tests. NOTE: The network 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. Amber light indicates 100-MB speed connection and green lght means 1-GB speed connection. IDE LED - HP t5335z | Troubleshooting Guide: HP t5335 Thin Clients - Page 11
performs basic power-on diagnostic tests to determine the integrity of the hardware. Initialization performs the following functions: 1. Initializes CPU and memory controller. 2. Initializes and configures all PCI devices. 3. Initializes USB devices to a known state. 4. The unit boots the operating - HP t5335z | Troubleshooting Guide: HP t5335 Thin Clients - Page 12
● Monitor 1. Verify that the power supply is good by installing it on a known working unit and testing it. If the power supply does not work on the test unit, replace the power supply. 2. If the unit does not work properly with the replaced power supply, have the unit serviced. The thin client - HP t5335z | Troubleshooting Guide: HP t5335 Thin Clients - Page 13
, replace it with a working 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. Troubleshooting Flowcharts NOTE: uBoot does - HP t5335z | Troubleshooting Guide: HP t5335 Thin Clients - Page 14
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 Chart B 8 - HP t5335z | Troubleshooting Guide: HP t5335 Thin Clients - Page 15
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 internal network connection Audio No working? Go to No audio Yes Linux desktop No displayed but can't connect? Go - HP t5335z | Troubleshooting Guide: HP t5335 Thin Clients - Page 16
, then from 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 10 Chapter 2 Diagnostics and - HP t5335z | Troubleshooting Guide: HP t5335 Thin Clients - Page 17
Power, 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? Yes Done No Power outlet active? No Try different outlet Yes Go to next page t5000 Troubleshooting Flow Chart No Power - HP t5335z | Troubleshooting Guide: HP t5335 Thin Clients - Page 18
No Power, Part 3 12 Chapter 2 Diagnostics and Troubleshooting - HP t5335z | Troubleshooting Guide: HP t5335 Thin Clients - Page 19
No Video, Part 1 Troubleshooting 13 - HP t5335z | Troubleshooting Guide: HP t5335 Thin Clients - Page 20
No Video, Part 2 14 Chapter 2 Diagnostics and Troubleshooting - HP t5335z | Troubleshooting Guide: HP t5335 Thin Clients - Page 21
No OS Loading NO OS Loading (IDE Flash LED Blinking Green) Restore image using Recovery process. Still failing? No Done Yes Service the unit. Troubleshooting 15 - HP t5335z | Troubleshooting Guide: HP t5335 Thin Clients - Page 22
reboot. Reimage device using the recovery process. Keyboard or mouse working? Yes Done No Disconnect the nonfunctioning device and attach a known working keyboard/ mouse to the system. Press the power button to reboot. Working? No Working? Yes Done Yes Done No Service the unit Note: Refer to - HP t5335z | Troubleshooting Guide: HP t5335 Thin Clients - Page 23
? 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 17 - HP t5335z | Troubleshooting Guide: HP t5335 Thin Clients - Page 24
volume for internal and external speakers. Restore image using the Recovery process. Audio? 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 18 Chapter 2 Diagnostics and Troubleshooting - HP t5335z | Troubleshooting Guide: HP t5335 Thin Clients - Page 25
Loopback 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 If none of above - HP t5335z | Troubleshooting Guide: HP t5335 Thin Clients - Page 26
purposes of reflashing or restoring the software image on the onboard flash, see the HP ThinPro Administrator's Guide, section HP ThinState Utility > Manage the ThinPro Image > Capture HP ThinPro Image to a Bootable USB Flash Drive. NOTE: During the restore process, the thin client flash drive is - HP t5335z | Troubleshooting Guide: HP t5335 Thin Clients - Page 27
-on LAN mode, you must gracefully shutdown from Linux by either selecting Poweroff from the user interface or by pressing the power button. Restoring a Corrupt uBoot If uBoot on the thin client is corrupt, the unit will not boot. The unit must be sent back for repair. Updating uBoot To update uBoot - HP t5335z | Troubleshooting Guide: HP t5335 Thin Clients - Page 28
CAUTION: Do not turn off power or attempt to reboot the computer during the upgrade process. 22 Chapter 4 Bootloader - HP t5335z | Troubleshooting Guide: HP t5335 Thin Clients - Page 29
A Specifications Table A-1 HP t5335 Thin Client Dimensions Width (side to side) Height (top to 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 t5335z | Troubleshooting Guide: HP t5335 Thin Clients - Page 30
Table A-1 HP t5335 Thin Client (continued) Power Supply Operating Input Voltage Range Rated Line Frequency Power Output (maximum) Rated Output Current (maximum) Output Voltage 100-240 VAC 50-60 Hz 36 W 3 A +12 V DC 100-240 VAC 50-60 Hz 36 W 3 A +12 V DC 24 Appendix A Specifications - HP t5335z | Troubleshooting Guide: HP t5335 Thin Clients - Page 31
service kit with a folding static-dissipating work mat. If you do not have any of the suggested equipment for proper grounding, contact an HP authorized dealer, reseller, or service provider. NOTE: For more information about static electricity, contact an HP authorized dealer, reseller, or service - HP t5335z | Troubleshooting Guide: HP t5335 Thin Clients - Page 32
23 temperature 23 thin client 23 weight 23 T temperature specifications 23 troubleshooting 6 U USB ports location 2 V VGA connector location 2 W weight 23 G grounding methods 25 H hardware specifications 23 headphone connector location 2 humidity specifications 23 L LEDs 4 line-out audio location
Troubleshooting Guide
HP t5335 Thin Clients