System Support

4.2.6 PCI Connectors

PCI 2.3 Connector

A1

A49

A52

A62

B2

B49

B52

B62

 

 

 

Figure 4-2. 32-bit, 5.0-volt PCI 2.3 Bus Connector

Table 4-2.

PCI 2.3 Bus Connector Pinout

Pin

B Signal

A Signal

Pin

B Signal

A Signal

Pin

B Signal

A Signal

 

 

 

 

 

 

 

 

 

01

-12 VDC

TRST-

22

GND

AD28

43

+3.3 VDC

PAR

 

 

 

 

 

 

 

 

 

02

TCK

+12 VDC

23

AD27

AD26

44

C/BE1-

AD15

 

 

 

 

 

 

 

 

 

03

GND

TMS

24

AD25

GND

45

AD14

+3.3 VDC

 

 

 

 

 

 

 

 

 

04

TDO

TDI

25

+3.3 VDC

AD24

46

GND

AD13

 

 

 

 

 

 

 

 

 

05

+5 VDC

+5 VDC

26

C/BE3-

IDSEL

47

AD12

AD11

 

 

 

 

 

 

 

 

 

06

+5 VDC

INTA-

27

AD23

+3.3 VDC

48

AD10

GND

 

 

 

 

 

 

 

 

 

07

INTB-

INTC-

28

GND

AD22

49

GND

AD09

 

 

 

 

 

 

 

 

 

08

INTD-

+5 VDC

29

AD21

AD20

50

Key

Key

 

 

 

 

 

 

 

 

 

09

PRSNT1-

Reserved

30

AD19

GND

51

Key

Key

 

 

 

 

 

 

 

 

 

10

RSVD

+5 VDC

31

+3.3 VDC

AD18

52

AD08

C/BE0-

 

 

 

 

 

 

 

 

 

11

PRSNT2-

Reserved

32

AD17

AD16

53

AD07

+3.3 VDC

 

 

 

 

 

 

 

 

 

12

GND

GND

33

C/BE2-

+3.3 VDC

54

+3.3 VDC

AD06

 

 

 

 

 

 

 

 

 

13

GND

GND

34

GND

FRAME-

55

AD05

AD04

 

 

 

 

 

 

 

 

 

14

RSVD

+3.3 AUX

35

IRDY-

GND

56

AD03

GND

 

 

 

 

 

 

 

 

 

15

GND

RST-

36

+3.3 VDC

TRDY-

57

GND

AD02

 

 

 

 

 

 

 

 

 

16

CLK

+5 VDC

37

DEVSEL-

GND

58

AD01

AD00

 

 

 

 

 

 

 

 

 

17

GND

GNT-

38

GND

STOP-

59

+5 VDC

+5 VDC

 

 

 

 

 

 

 

 

 

18

REQ-

GND

39

LOCK-

+3.3 VDC

60

ACK64-

REQ64-

 

 

 

 

 

 

 

 

 

19

+5 VDC

PME-

40

PERR-

SDONE n

61

+5 VDC

+5 VDC

 

 

 

 

 

 

 

 

 

20

AD31

AD30

41

+3.3 VDC

SBO-

62

+5 VDC

+5 VDC

 

 

 

 

 

 

 

 

 

21

AD29

+3.3 VDC

42

SERR-

GND

 

 

 

 

 

 

 

 

 

 

 

 

 

4-4

www.hp.com

Technical Reference Guide

Page 38
Image 38
HP dc5850 manual PCI Connectors, PCI 2.3 Connector, PCI 2.3 Bus Connector Pinout

dc5850 specifications

The HP dc5850 is a desktop computer that was designed for business environments, offering a blend of performance, reliability, and efficiency. Released during the height of the mid-2000s, this system is powered by AMD processors, particularly the Athlon or Phenom series, which ensures that it can handle various computational tasks with ease.

The dc5850 features a compact chassis that adheres to the Microtower form factor. This design not only saves space but also allows for easier upgrades and maintenance. The unit typically supports a range of RAM configurations, with options for up to 8GB of DDR2 memory. This flexibility enables the user to tailor the system's performance according to their needs, whether for basic office tasks or more demanding applications.

Storage options on the HP dc5850 include a 3.5-inch HDD that can accommodate substantial data, with capacities typically ranging from 160GB to 1TB. The inclusion of a SATA interface ensures fast data transfer rates, which is essential for improving overall system performance. Moreover, the dc5850 boasts multiple USB ports, including USB 2.0 and sometimes even USB 3.0, facilitating easy connectivity with peripherals such as printers, scanners, and external drives.

Graphics capabilities on the dc5850 are generally provided by integrated solutions, although users have the option to add discrete graphics cards for enhanced performance in visual tasks. The system often comes with integrated audio, which supports basic multimedia needs without requiring additional sound cards.

In terms of connectivity, the HP dc5850 features built-in Ethernet for wired networking and may also offer options for Wi-Fi capabilities via PCI expansion slots. This makes it suitable for networked business environments, enabling seamless integration into office infrastructures.

The system is designed with energy efficiency in mind, complying with various environmental standards, thereby reducing its carbon footprint. This aspect may also lead to lower operational costs for businesses focused on sustainability.

Overall, the HP dc5850 stands out as a versatile desktop solution, catering to the essential needs of small to medium-sized businesses. With its combination of performance, expandability, and energy efficiency, it remains a noteworthy choice for users seeking reliable computing power in a compact and manageable form.