Intel Desktop Board D845PEBT2 Technical Product Specification
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Table 36. CNR Connector (Optional)
Pin Signal Name
Pin Signal Name
A1 Reserved B1 Reserved
A2 Reserved B2 Reserved
A3 Ground B3 Reserved
A4 Reserved B4 Ground
A5 Reserved B5 Reserved
A6 Ground B6 Reserved
A7 Not connected B7 Ground
A8 Not connected B8 Not connected
A9 Ground B9 Not connected
A10 Not connected B10 Ground
A11 Not connected B11 Not connected
A12 Reserved B12 Not connected
A13 Not connected B13 Ground
A14 Ground B14 Reserved
A15 Not connected B15 +5 V (dual)
A16 +12 V B16 Not connected
A17 Ground B17 Ground
A18 +3.3 V (dual) B18 -12 V
A19 +5 V B19 +3.3 V
A20 Ground B20 Ground
A21 Not connected B21 Not connected
A22 Not connected B22 Not connected
A23 SMB_A1 B23 Ground
A24 SMB_A2 B24 SMB_A0
A25 SMB_SDA B25 SMB_SCL
A26 AC97_RESET B26 CDC_DWN_ENAB
A27 AC97_SDATA_IN2 B27 Ground
A28 AC97_SDATA_IN1 B28 AC97_SYNC
A29 AC97_SDATA_IN0 B29 AC97_SDATA_OUT
A30 Ground B30 AC97_BITCLK
For information about Refer to
CNR Section 1.14, page 34
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