3 battery connector, Figure 3-3: audio connector location, Table 3-4: audio connector pinouts – IEI Integration PCIE-Q870-i2 User Manual

Page 38: See figure 3-3, See table 3-4

PCIE-Q870-i2 PICMG 1.3 CPU Card

Page 21

Figure 3-3: Audio Connector Location

Pin Description Pin Description

1 HDA_SYNC 2 HDA_BIT_CLK

3 HDA_SDOUT

4 HDA_SPKR

5 HDA_SDIN 6 HDA_RST#

7 HDA_VCC 8 HDA_GND

9 HDA_+12V 10

HDA_GND

Table 3-4: Audio Connector Pinouts

3.2.3 Battery Connector

CAUTION:

Risk of explosion if battery is replaced by an incorrect type. Only

certified engineers should replace the on-board battery.

Dispose of used batteries according to instructions and local

regulations.

CN Label:

BAT1

CN Type:

2-pin wafer

CN Location:

See Figure 3-4

CN Pinouts:

See Table 3-5

This is connected to the system battery. The battery provides power to the system clock to

retain the time when power is turned off.