2KA
2-3-25
YC9 21 EXTBOEN O 0/3.3 V DC (pulse) EXTBOEN signal
Connected to
the interface
PWB
22 CFWEN0 O 0/3.3 V DC (pulse) CFWEN0 signal
23 EXTBDIR O 0/3.3 V DC (pulse) EXTBDIR signal
24 CFRST0 O 0/3.3 V DC CFRST0 signal
25 CF0CSN0 O 0/3.3 V DC (pulse) CF0CSN0 signal
26 CFWAITN0 I 0/3.3 V DC CFWAITN0 signal
27 CF0CSN1 O 0/3.3 V DC (pulse) CF0CSN1 signal
28 CF0CDET1 I 0/3.3 V DC CF0CDET1 signal
29 GND - - Ground
30 CF0CDET2 I 0/3.3 V DC CF0CDET2 signal
YC19
U1 VBUS O 5 V DC 5 V DC power output
Connected to
the USB
U2 DATA- I/O - USB data signal
U3 DATA+ I/O - USB data signal
U4 GND - - Ground
YC20 U1 VBUS O 5 V DC 5 V DC power output
Connected to
the USB
U2 DATA- I/O - USB data signal
U3 DATA+ I/O - USB data signal
U4 GND - - Ground
YC21 1 VBUS O 5 V DC 5 V DC power output
Connected to
the USB
2 DATA- I/O - USB data signal
3 DATA+ I/O - USB data signal
4 NC - - Not used
5 GND - - Ground
YC23 1 CLT FAN O 0/5 V DC MFM: On/Off
Connected to
the main fan
motor
2 GND - - Ground
3 +5V O 5 V DC 5 V DC power to MFM
YC24 1 5V I 5 V DC 5 V DC power from PSPWB
Connected to
the power
source PWB
2 5V I 5 V DC 5 V DC power from PSPWB
3 5V I 5 V DC 5 V DC power from PSPWB
4 5V I 5 V DC 5 V DC power from PSPWB
5 GND - - Ground
6 GND - - Ground
7 GND - - Ground
8 GND - - Ground
YC25 1 5V O 5 V DC 5 V DC power to IFPWB
Connected to
the interface
PWB
2 GND - - Ground
Connector Pin No. Signal I/O Voltage Description