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Connector Signal Allocation
A-2 C141-E198
A.1 Interface (FC-SCA) Connector Signal Allocation
Table A.1 FC-SCA connector: CN1
Pin No.
Signal
Signal
Pin No.
01
–EN bypass port A
+12V charge
21
02 +12V GND 22
03 +12V GND 23
04 +12V +PortA_in 24
05 –Parallel ESI –PortA_in 25
06 –Drive present GND 26
07 Active LED out +PortB_in 27
08 –Spindle sync –PortB_in 28
09 Start_1/Mated GND 29
10 Start_2/Mated +PortA_out 30
11 –EN bypass port B –PortA_out 31
12* SEL-6
–DSK_WR GND 32
13* SEL-5
–DSK_RD +PortB-out 33
14* SEL-4
–ENCL_ACK –PortB-out 34
15* SEL-3
D(3) GND 35
16 Fault LED out SEL-2
D(2) 36*
17 DEV_CTRL_CODE2 SEL-1
D(1) 37*
18 DEV_CTRL_CODE1 SEL-0
D(0) 38*
19 +5V DEV_CTRL_CODE0 39
20 +5V +5V charge 40
Note: *1) Signal names in the right column of the table are those in parallel ESI operation.