Sun Microsystems Sun Fire X4100 - Page 218

E-8 Sun Fire X4100/X4100 M2 and X4200/X4200 M2 Servers Service Manual • August 2009
FIGURE E-7 Flex Cable Motherboard Connector
TABLE E-7 Flex Cable Motherboard Connector Pinouts
Pin Number Signal Name
1 DVD_DRST_L
2 PS1_PRESENT_L
3 DVD_DDATA[8]
4 SAS_FAN_PRSNT_L
5 DVD_DDATA[7]
6 SAS_FAN_TACH
7 DVD_DDATA[9]
8 PS1_VIN_GOOD
9 DVD_DDATA[6]
10 PS1_POWEROK
11 DVD_DDATA[10]
12 SP_I2C_DAT
13 DVD_DDATA[5]
14 SP_I2C_CLK
15 DVD_DDATA[11]
16 GND
17 DVD_DDATA[4]
18 +3.3 V AUX
19 DVD_DDATA[12]
20 PS0_PRESENT_L
Front of motherboard
Pin 1
Pin 40
Pin 41
Pin 40
Pin 80