User`s manual

CyberResearch
®
Motherboards MXGG Series
Pin Description Pin Description
11 TX+ 12 TX-
13 RX+ 14 RX-
Table 3-15: RS-232/422/485 Serial Port Connector Pinouts
3.2.14 SATA Drive Connectors
CN Label: SATA1, SATA2, SATA3, SATA4
CN Type:
7-pin SATA drive connectors
CN Location:
See
Figure 3-15
The SATA drive connectors can be connected to SATA 3Gb/s drives.
Figure 3-15: SATA Drive Connector Location
3.2.15 SMBus Connector
CN Label: SMBUS1
CN Type:
4-pin wafer
CN Location:
See
Figure 3-16
CN Pinouts:
See
Table 3-16
The SMBus (System Management Bus) connector provides low-speed system
management communications.
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