HP Compaq dc7100 SFF User Manual

Technical Reference Guide 361834-001 5-17
Input/Output Interfaces
5.5.5 Parallel Interface Connector
Figure 5-5 and Table 5-15 show the connector and pinout of the parallel interface connector.
Note that some signals are redefined depending on the port's operational mode.
Figure 5-5. Parallel Interface Connector (Female DB-25 as viewed from rear of chassis)
NOTES:
[1] Standard and ECP mode function / EPP mode function
[2] EPP mode function: Data Strobe
ECP modes: Auto Feed or Host Acknowledge
[3] EPP mode: user defined
ECP modes:Fault or Peripheral Req.
[4] EPP mode: Reset
ECP modes: Initialize or Reverse Req.
Table 5-15.
DB-25 Parallel Connector Pinout
Pin Signal Function Pin Signal Function
1 STB- Strobe / Write [1] 14 LF- Line Feed [2]
2D0 Data 0 15ERR- Error [3]
3 D1 Data 1 16 INIT- Initialize Paper [4]
4 D2 Data 2 17 SLCTIN- Select In / Address. Strobe [1]
5D3 Data 3 18GNDGround
6D4 Data 4 19GNDGround
7D5 Data 5 20GNDGround
8D6 Data 6 21GNDGround
9D7 Data 7 22GNDGround
10 ACK- Acknowledge / Interrupt [1] 23 GND Ground
11 BSY Busy / Wait [1] 24 GND Ground
12 PE Paper End / User defined [1] 25 GND Ground
13 SLCT Select / User defined [1] -- -- --

HP Compaq dc7100 SFF Specifications

General

Processor Speed	Up to 3.8 GHz
Graphics	Integrated Intel Graphics Media Accelerator 900
Audio	Integrated AC'97 audio
Form Factor	Small Form Factor (SFF)
Power Supply	240W
Processor	Intel Pentium 4
Chipset	Intel 915G Express
Memory	Up to 4 GB DDR
Storage	40 GB to 160 GB HDD
Optical Drive	CD-ROM or DVD-ROM
Network	Integrated Intel Gigabit Ethernet
Expansion Slots	1 PCI Express x16
Ports	USB 2.0, serial, parallel, VGA
Operating System	Windows XP Professional