Compaq Evo T20 Troubleshooting Manual
Hp evo t20: supplementary guide
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Also See for Evo T20:
- Administrator's manual (141 pages) ,
- Troubleshooting manual (55 pages) ,
- Quick reference manual (28 pages)
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Summary of Contents for Compaq Evo T20
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Page 1: Troubleshooting Guide
Troubleshooting Guide Compaq Evo Thin Client T20 Part Number: 245305-001 August 2001... - Page 2 © 2001 Compaq Computer Corporation Compaq, the Compaq logo, and Evo are trademarks of Compaq Information Technologies Group, L.P. Microsoft, MS-DOS, Windows, Windows NT are trademarks of Microsoft Corporation in the United States and other countries. All other product names mentioned herein may be trademarks of their respective companies.
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Page 3: Table Of Contents
1 Product Description Serial Number Location ......1–2 Connecting USB Equipment ..... . 1–3 Locating Additional Information . -
Page 4: Product Description
Product Description The Compaq Evo Thin Client T20 is a Windows-based terminal that connects over a network to a server where all processing and storage occurs. Because of the nature of the product, troubleshooting is significantly simpler than on a standard PC. Compaq Evo Thin Client T20 - Front View Troubleshooting Guide 1–1... -
Page 5: Serial Number Location
Product Description Compaq Evo Thin Client T20 - Rear View This guide provides diagnostic, troubleshooting, and maintenance information for the Compaq Evo Thin Client T20. Serial Number Location The serial number is displayed on the bottom of the unit. 1–2 Troubleshooting Guide... -
Page 6: Connecting Usb Equipment
Connecting USB Equipment USB mouse devices and keyboards do not require special drivers and are considered to be plug and play peripherals. Certain USB devices such as printers and modems, however, may require special drivers. For information on requirements for special drivers, refer to the documentation that is included with the USB device. -
Page 7: Spare Parts
Spare Parts List The Spare Parts table below provides a listing of the spare parts available for the Compaq Evo Thin Client T20. Spare Parts List T20 CE 16F/32R Unit T20 NTe 48F/64R Unit T20 NTe 64F/96R Unit T20 NT3 96F/128R Unit Mouse, USB Enhanced Keyboard Arabic... - Page 8 Spare Parts Spare Parts List (Continued) Enhanced Keyboard (Continued) Danish French French Canadian German Greek Hebrew Hungarian International International-European Italian Japanese Korean Latin American Spanish Netherlands Norwegian Polish Portuguese Russian Spanish Swedish Swiss Taiwan Turkey, F 2–2 Description Spare Part Number 242372-xxx -081 -051...
- Page 9 Spare Parts List (Continued) Enhanced Keyboard (Continued) Turkish Troubleshooting Guide Description Spare Parts Spare Part Number -141 -031 -001 2–3...
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Page 10: Diagnostics And Troubleshooting
Diagnostics and Troubleshooting LEDs Power-On LED Amber Green Troubleshooting Guide Status When the unit is plugged into the wall socket and the LED is off, the unit is in suspend mode. Displays during boot sequence or standby mode. During boot sequence, hardware initialization is processed and startup tests are performed on the following: Memory size and data path... -
Page 11: Power-On Sequence
Diagnostics and Troubleshooting RJ45 LEDs are inside the RJ45 junction connector on the bottom rear of the Evo Thin Client T20. The indicator lights are visible through the clear plastic RJ45 cable connector. RJ45 LEDs Top LED Blinking (Yellow) Blinking (Yellow) Power-On Sequence At power-on, the flash boot block code initializes the hardware to a known state, then performs basic power-on diagnostic tests to... -
Page 12: Power-On Diagnostic Tests
If no special connectors are present, then the unit boots the operating system. Boot Error Messages Issue Bad Block Test Error Message: “The internal diagnostics have detected a problem.” Flash Memory Error Message: “The terminal’s flash file system has been corrupted. Normally, this problem can be corrected by reloading the terminal’s firmware.”... - Page 13 Diagnostics and Troubleshooting Power-On Diagnostic Test Test Boot Block Checksum DRAM Parallel port Serial ports Timer Keyboard controller Mouse interface RTC CMOS battery NAND Flash device 3–4 Description Tests boot block code for proper checksum value Simple write/read pattern test of the first 640k of memory Initiates the port’s driver and determines if the device is present...
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Page 14: Basic Troubleshooting
Basic Troubleshooting If the Thin Client T20 is experiencing operating problems or won’t power on, review the following items. Power-On Troubleshooting Issue The T20 unit is experiencing operating problems. The T20 unit doesn’t power on. Troubleshooting Guide Diagnostics and Troubleshooting Procedures Ensure that the following connectors are securely plugged... - Page 15 Diagnostics and Troubleshooting Power-On Troubleshooting (Continued) Issue The T20 unit powers on and displays a splash screen, but does not connect to the server. No link or activity on the network RJ45 LEDs or the LEDs do not illuminate blinking yellow after powering on the T20 unit.
- Page 16 Power-On Troubleshooting (Continued) Issue Video does not display. Troubleshooting Guide Diagnostics and Troubleshooting Procedures 1. Verify that the monitor brightness is set to a readable level. 2. Verify the monitor is good by connecting it to a known working computer and ensure its front LED turns green (assuming the monitor is Energy Star compliant).
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Page 17: Rapport Administrative Software And Citrix Metaframe
Rapport Administrative Software Rapport Administrative Software Rapport is an intuitive graphical management tool that enables network administrators to control and upgrade networked client devices with minimum time and effort. Rapport uses SNMP to communicate with the Evo Thin Client T20. The Rapport agent software on the thin clients manages the translation to/from SNMP, and the agents use a Rapport specific set of error definitions and codes. - Page 18 Rapport Administrative Software and Citrix MetaFrame Microsoft Windows NT 4.0 Terminal Server SP 5 or higher Microsoft Windows NT 4.0 Workstation SP 5 or higher Microsoft Windows 2000 Advanced Server SP 1 or higher Microsoft Windows 2000 Server SP 1 or higher Microsoft Windows 2000 Professional SP 1 or higher 2.
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Page 19: Citrix Metaframe Troubleshooting
6. The SNMP Service was installed and running prior to the installation of Rapport. Rapport should not be installed on a system that already has a TFTP service or a PXE/Proxy service installed. Citrix MetaFrame Troubleshooting This Troubleshooting section is not intended to enable Compaq Service to support Citrix software. - Page 20 Rapport Administrative Software and Citrix MetaFrame Citrix Error Messages Error Message The option option is not valid. The option option has an invalid argument: argument. Error in configuration file: file cannot find section section. Error in configuration file. section must contain an entry entry. Invalid ICA Protocol data received.
- Page 21 Citrix Error Messages (Continued) Error Message Window size must be between 300 and 2048. Data has been changed. Are you sure you want to quit? Cannot write file: file. Invalid Error: Cannot start Wfica with this connection. Cannot find selected connection, or cannot find specified connection.
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Page 22: Specifications
Specifications Item Processor Memory Protocol Display Support Audio Input Output Peripheral support Troubleshooting Guide Specifications Description 300 MHz low-power CPU (National Semiconductor Geode GX1) with on-board SDRAM controller and PCI bridge 16MB to 96MB flash memory, upgradeable to 256MB 32MB to 128MB DRAM, upgradeable to 256 MB Integrated Microsoft RDP and Citrix ICA protocols and terminal personalities standard... - Page 23 Specifications Item Networking Communications Communication Protocols Terminal Personalities Supported A–2 Description TCP/IP with DNS and DHCP; Point-to-Point Protocol (PPP) Multiple master browser support and Citrix load balancing on ICA SNMP support allows configuration of terminal settings, reporting of terminal configuration and attached devices, and traps DHCP support for automatic firmware upgrades and unit configuration...
- Page 24 Specifications Item Resident Operating System Server Compatibility Environmental Troubleshooting Guide Description Microsoft Windows CE for Thin Clients or Windows NTe Microsoft Windows NT Server 4.0 Terminal Server Edition Microsoft Windows 2000 Server with Terminal Services installed Citrix WinFrame Citrix MetaFrame Temperature range: Operating: 0 to +40 Storage: -40 to +60...
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Page 25: Index
Citrix troubleshooting 4–3 display support A–1 documentation 1–3 environment A–3 error messages 3–3 Citrix 4–4 LEDs power-on 3–1 RJ-45 3–2 memory A–1 part numbers 2–1 power-on LEDs 3–1 Troubleshooting Guide sequence 3–2 power-on diagnostics 3–3 processor A–1 product description 1–1 protocol A–1 Rapport Administrative Software 4–1... - Page 26 Troubleshooting Guide I–2...
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