Service Manual
Page 4
... this document may require the following tools: Small flat-blade screwdriver Phillips screwdriver Small plastic scribe Flash BIOS update program CD (see the Dell Support website at support.dell.com) Turning Off Your Computer CAUTION: To avoid losing data, save and close all open files ...off. Verify that the computer and all attached devices to turn off your computer. 3. See Dell Diagnostics. Back to your computer. 1. Ensure that the computer works correctly by running the Dell Diagnostics. The computer turns off after the operating system shutdown process is complete. 2. CAUTION: ...
... this document may require the following tools: Small flat-blade screwdriver Phillips screwdriver Small plastic scribe Flash BIOS update program CD (see the Dell Support website at support.dell.com) Turning Off Your Computer CAUTION: To avoid losing data, save and close all open files ...off. Verify that the computer and all attached devices to turn off your computer. 3. See Dell Diagnostics. Back to your computer. 1. Ensure that the computer works correctly by running the Dell Diagnostics. The computer turns off after the operating system shutdown process is complete. 2. CAUTION: ...
Service Manual
Page 7
... card one low profile card with riser card - up to two full height cards without riser - Network Integrated System Information Chipset DMA channels Interrupt levels BIOS chip (NVRAM) Expansion Bus Bus type Bus speed Cards PCI Mini-tower Desktop Small form factor PCI Express x1 Mini-tower Desktop Small form factor...
... card one low profile card with riser card - up to two full height cards without riser - Network Integrated System Information Chipset DMA channels Interrupt levels BIOS chip (NVRAM) Expansion Bus Bus type Bus speed Cards PCI Mini-tower Desktop Small form factor PCI Express x1 Mini-tower Desktop Small form factor...
Service Manual
Page 14
... the problem or that can help you identify a faulty component or assembly. Second state of a functioning machine. The BIOS will turn the light to this state to determine which state the system is in S0 state, the normal power state... Codes If the monitor cannot display error messages during the POST. Code Cause 1-1-2 Microprocessor register failure 1-1-3 NVRAM read/write failure 1-1-4 ROM BIOS checksum failure 1-2-1 Programmable interval timer failure 1-2-2 DMA initialization failure 1-2-3 DMA page register read/write failure 1-3 Video Memory Test failure 1-3-1 through...
... the problem or that can help you identify a faulty component or assembly. Second state of a functioning machine. The BIOS will turn the light to this state to determine which state the system is in S0 state, the normal power state... Codes If the monitor cannot display error messages during the POST. Code Cause 1-1-2 Microprocessor register failure 1-1-3 NVRAM read/write failure 1-1-4 ROM BIOS checksum failure 1-2-1 Programmable interval timer failure 1-2-2 DMA initialization failure 1-2-3 DMA page register read/write failure 1-3 Video Memory Test failure 1-3-1 through...
Service Manual
Page 15
...floppy drive or hard drive failure has occurred. If the problem persists, contact Dell . Reinstall all USB devices and check all four lights turn off before turning off condition or a possible pre-BIOS failure has occurred. If two or more memory modules are detected, but ...a memory failure has occurred. If available, install a working electrical outlet. If the problem persists, contact Dell. A possible processor failure has occurred. Reseat ...
...floppy drive or hard drive failure has occurred. If the problem persists, contact Dell . Reinstall all USB devices and check all four lights turn off before turning off condition or a possible pre-BIOS failure has occurred. If two or more memory modules are detected, but ...a memory failure has occurred. If available, install a working electrical outlet. If the problem persists, contact Dell. A possible processor failure has occurred. Reseat ...
Service Manual
Page 17
... Setup and make any changes to the boot order stored in the BIOS. Action Expand and collapse field Expand or collapse all fields Exit BIOS Change a setting Select field to user-definable settings. Back to Contents Page System Setup Dell™ OptiPlex™ 780 Service Manual-Mini-Tower, Desktop, and Small Form Factor Boot Menu...
... Setup and make any changes to the boot order stored in the BIOS. Action Expand and collapse field Expand or collapse all fields Exit BIOS Change a setting Select field to user-definable settings. Back to Contents Page System Setup Dell™ OptiPlex™ 780 Service Manual-Mini-Tower, Desktop, and Small Form Factor Boot Menu...
Service Manual
Page 18
... an operating system located on a hard drive in system) Onboard or USB CD-Rom Drive USB Device Drives Diskette drive This field determines how the BIOS configures floppy drives, Operating Systems with some older operating systems that do not support native resources assigned to the system date and time take effect...
... an operating system located on a hard drive in system) Onboard or USB CD-Rom Drive USB Device Drives Diskette drive This field determines how the BIOS configures floppy drives, Operating Systems with some older operating systems that do not support native resources assigned to the system date and time take effect...
Service Manual
Page 21
... the Client IP you to: Clear Log Mark all Entries Back to Static IP Displays the current license status. This option is 06910. System Logs BIOS Events Displays the system event log and allows you must set the ImageServer IP. Specifies how the client obtains the IP address. When enabled (default... maximum memory for the client. OS Install This option is 255.255.255.255 NOTE: To set the Client DHCP to enter the Manageability Engine BIOS Extensions(MEBx) Setup program.
... the Client IP you to: Clear Log Mark all Entries Back to Static IP Displays the current license status. This option is 06910. System Logs BIOS Events Displays the system event log and allows you must set the ImageServer IP. Specifies how the client obtains the IP address. When enabled (default... maximum memory for the client. OS Install This option is 255.255.255.255 NOTE: To set the Client DHCP to enter the Manageability Engine BIOS Extensions(MEBx) Setup program.
Technical Guide
Page 2
... System Dimensions (Physical) System Board Connector Maximum Allowable Dimensions System Level Environmental and Operating Conditions Power Audio Communications Graphics/Video Controller Hard Drives Optical Drive BIOS Defaults Chassis Enclosure and Ventilation Requirements Acoustic Noise Emission Information 3 4 5 6 7 8 9 10-11 12 12 13 13 14 15 15 16 17 18 18-22 23...
... System Dimensions (Physical) System Board Connector Maximum Allowable Dimensions System Level Environmental and Operating Conditions Power Audio Communications Graphics/Video Controller Hard Drives Optical Drive BIOS Defaults Chassis Enclosure and Ventilation Requirements Acoustic Noise Emission Information 3 4 5 6 7 8 9 10-11 12 12 13 13 14 15 15 16 17 18 18-22 23...
Technical Guide
Page 7
...mate Downgrade Rights (32 bit) FreeDOS for (N-series), Ubuntu® Linux (China only) X X X X CHIPSET Chipset Non-volatile memory on chipset BIOS Configuration SPI (Serial Peripheral Interface) TPM 1.2 Security Device (Trusted Platform Module)1 TCM (Trusted Computing Module) Non-TPM NIC EEPROM MT DT SFF USFF Intel...174; Windows 7® Ulti- Micro- For more information regarding the configuration of the following Operating Systems will be preinstalled. DELL™ OPTIPLEX™ 780 TECHNICAL GUIDEBOOK V2.0 MARKETING SYSTEM CONFIGURATIONS NOTE: Offerings may vary by region.
...mate Downgrade Rights (32 bit) FreeDOS for (N-series), Ubuntu® Linux (China only) X X X X CHIPSET Chipset Non-volatile memory on chipset BIOS Configuration SPI (Serial Peripheral Interface) TPM 1.2 Security Device (Trusted Platform Module)1 TCM (Trusted Computing Module) Non-TPM NIC EEPROM MT DT SFF USFF Intel...174; Windows 7® Ulti- Micro- For more information regarding the configuration of the following Operating Systems will be preinstalled. DELL™ OPTIPLEX™ 780 TECHNICAL GUIDEBOOK V2.0 MARKETING SYSTEM CONFIGURATIONS NOTE: Offerings may vary by region.
Technical Guide
Page 43
... Enable Enable Enable Enable Enable PS/2 378h Auto Auto Enable Enable Enable Enable Enable Auto Enable Disable, unless the customer purchased a SpeedStep™ capable processor. DELL™ OPTIPLEX™ 780 TECHNICAL GUIDEBOOK V2.0 BIOS DEFAULTS Drives System Configuration Video Performance Virtualization Support Security Diskette drive: SATA Operation;
... Enable Enable Enable Enable Enable PS/2 378h Auto Auto Enable Enable Enable Enable Enable Auto Enable Disable, unless the customer purchased a SpeedStep™ capable processor. DELL™ OPTIPLEX™ 780 TECHNICAL GUIDEBOOK V2.0 BIOS DEFAULTS Drives System Configuration Video Performance Virtualization Support Security Diskette drive: SATA Operation;
Technical Guide
Page 44
DELL™ OPTIPLEX™ 780 TECHNICAL GUIDEBOOK V2.0 BIOS DEFAULTS (CONT.) Power Management Maintenance Post Behavior AC Recovery: Auto On Time: Low Power Mode: Remote Wake Up: Suspend Mode: Fan Control Override: Service Tag: Asset Tag: SERR Message: Fast Boot: Numlock LED: POST HotKeys: Keyboard Errors: MEBx HotKey Power Off Disable Disable Disable S3 Disable Set by the factory Optional User Entry Enable Enable Enable Enable Enable Enable 44
DELL™ OPTIPLEX™ 780 TECHNICAL GUIDEBOOK V2.0 BIOS DEFAULTS (CONT.) Power Management Maintenance Post Behavior AC Recovery: Auto On Time: Low Power Mode: Remote Wake Up: Suspend Mode: Fan Control Override: Service Tag: Asset Tag: SERR Message: Fast Boot: Numlock LED: POST HotKeys: Keyboard Errors: MEBx HotKey Power Off Disable Disable Disable S3 Disable Set by the factory Optional User Entry Enable Enable Enable Enable Enable Enable 44