Internal Peripheral Connectors; Atx Power Connector; Figure 3-2: Atx Power Connector Location; Table 3-1: Peripheral Interface Connectors - IEI Technology ECW-281B-D525 User Manual

ECW-281B/B2-D525 Embedded System
Power button connector
Reset button connector
Serial ATA (SATA) drive connectors
RS-232 serial port connector (COM3 – COM6)
RS-232/422/485 serial port connector
USB 2.0 connector

Table 3-1: Peripheral Interface Connectors

3.3 Internal Peripheral Connectors

Internal peripheral connectors are found on the motherboard and are only accessible
when the motherboard is outside of the chassis. This section has complete descriptions of
the internal, peripheral connectors on the WAFER-PV-D5252 that are used for the
ECW-281B/B2-D525.

3.3.1 ATX Power Connector

CN Label:
CN Type:
CN Location:
CN Pinouts:
The 4-pin ATX power connector is connected to a DC-DC power module.

Figure 3-2: ATX Power Connector Location

J1
4-pin power connector (1x4)
See
F igure 3-2
6 5 4
See
T able 3-2
7 5 4
2-pin wafer PWR_BTN
2-pin header RST_BTN
7-pin SATA SATA1
40-pin header COM
14-pin header COM6
8-pin header USB4
Page 17