hp PTGV-DM Compaq Desktop PCs Motherboard User Guide

: June 3, 2024
: HP

Table of Contents

PTGV-DM Compaq Desktop PCs Motherboard
Motherboard specifications table
Motherboard layout and photos
Clearing BIOS settings
References
Read User Manual Online (PDF format)
Download This Manual (PDF format)

PTGV-DM Compaq Desktop PCs Motherboard
User Guide

PTGV-DM Compaq Desktop PCs Motherboard

hp PTGV-DM Compaq Desktop PCs Motherboard fig 1

HP and Compaq Desktop PCs – Motherboard Specifications, PTGVDM (Onyx2)
Motherboard specifications table
Motherboard layout and photos
Clearing BIOS settings
Clearing BIOS password

Motherboard specifications table

Part/Feature	Specification/Support
Motherboard description	• Motherboard manufacturer’s name: ASUS PTGV-DM

• HP/Compaq name: Onyx2-GL8E
CPU/Processor| • Socket: 479
• Supports the following processors:
• Pentium M (Mobile)
• Celeron M (Mobile)
Front-side bus (FSB)| •400/533 MHz
Chipset| • Northbridge: i915GV
• Southbridge: ICH6
BIOS features| • AMI 4Mb FWH EEPROM
• HP BIOS with enhanced ACPI, DMI, Green, and PnP Features Plus
Form factor| • ATX form factor, 6.69 in x 6.69 in
Memory| • 2 x 240-pin DDR2 DIMM socket for up to 2 GB non-ECC DDR2 533/400 SDRAM
• Maximum HP/Compaq approved memory is 2 GB
Expansion slots| • One PCI
Video graphics| • Integrated
Serial ATA| • 2 SATA connectors
• Each connector supports 1 serial ATA-150 disk drive
Onboard audio or audio card| Realtek ALC880 8-channel High Definition Audio CODEC
Onboard LAN| • Intel 82562GT
• 10/100 Mbps
Back panel I/O| • PS/2 keyboard port (purple)
• PS/2 mouse port (green)
• One VGA (monitor) port
• Four USB (2.0) ports
• One IEEE 1394a port
• One RJ-45 networking port
• One SPDIF out port
• Audio ports:
• line in (light blue)
• line out (lime)
• microphone (pink)
• side speaker out (gray)
• rear speaker out (black)
• center/subwoofer (yellow orange)
Back panel I/O| • One 24-pin ATX “Micro-Fit” power connector
• One IDE connector
• Two SATA connectors
• One CPU fan connector
• One PC fan connector
• One PC indicator LEDs / power switch / reset button connector
• Front panel power and LED connectors
• Two USB 2.0 connectors ports

NOTE: Motherboard specifications are subject to change without notice.

Motherboard layout and photos

Figure 1: layout

hp PTGV-DM Compaq Desktop PCs Motherboard fig 2 Figure 2: Photograph Figure 3: Backplate

hp PTGV-DM Compaq Desktop PCs Motherboard fig 4

PS/2 mouse port (green). This port is for a PS/2 mouse.
IEEE 1394a port. This 6-pin IEEE 1394a port provides high-speed connectivity for audio/video devices, storage peripherals, PCs, or portable devices.
LAN (RJ-45) port. This port allows connection to a Local Area Network (LAN) through a network hub.
Side Speaker Out port (gray). This port connects to the side speakers in an 8-channel audio configuration.
Rear Speaker Out port (black). This port connects to the rear speakers on a 4-channel, 6-channel, or 8-channel audio configuration.
Center/Subwoofer port (yellow orange). This port connects the center/subwoofer speakers.
Line In port (light blue). This port connects a tape, CD, DVD player or other audio sources.
Line Out port (lime). This port connects a headphone or a speaker. In 4-channel, 6-channel, and 8-channel mode, the function of this port becomes Front Speaker Out.
Microphone port (pink). This port connects a microphone.
USB 2.0 ports 3 and 4. These two 4-pin Universal Serial Bus (USB) ports are available for connecting USB 2.0 devices.
USB 2.0 ports 1 and 2. These two 4-pin Universal Serial Bus (USB) ports are available for connecting USB 2.0 devices.
Video Graphics Adapter port. This 15-pin port is for a VGA monitor or other VGA-compatible devices.
Coaxial SPDIF Out port. This port connects an external audio output device via a coaxial SPDIF cable.
PS/2 keyboard port (purple). This port is for a PS/2 keyboard.

Clearing BIOS settings

Resetting BIOS settings are done by moving a jumper onto a pair of pins on the motherboard. Use this section to clear settings for the
CMOS RAM (sometimes referred to as Real Time Clock or RTC) or the BIOS password.
CAUTION: Do not change any jumper setting while the computer is on. Damage to the motherboard can result.
This motherboard has jumpers to:

Clear the Real Time Clock (RTC) RAM in CMOS.
Disable password checking.

Figure 4: Jumper locations hp PTGV-DM Compaq Desktop PCs Motherboard fig
5

Clearing CMOS
To clear CMOS, follow these steps:

Set jumper CLRTC1 to pins 1-2.
WARNING: Do NOT start the system with this jumper set to pins 1-2.
Wait 10 seconds and then return the jumper to pins 2-3.
You may now restart the PC.

Clearing BIOS password
This motherboard has a jumper to disable password checking. hp PTGV-DM Compaq
Desktop PCs Motherboard fig 8

To clear the BIOS password follow these steps:

To disable BIOS password checking, move the jumper CLPWD1 to pins 1 and 2.
You may now start the computer, enter BIOS setup, and change or erase the password.
To enable BIOS password checking, replace the jumper on pins 2-3.

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hp PTGV-DM Compaq Desktop PCs Motherboard fig 11

Country/Region:
United States

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