Connector Pinouts; Table 5.1 Connector Pinouts - Fujitsu MHW2120BK Maintenance Manual

5.1.4 Connector pinouts

The pin definitions are shown in Table 5.1.
S1
S2
S3
S4
S5
S6
S7
"Key and spacing separate signal and power segments"
P1
P2
P3
P4
P5
P6
P7
P8
P9
P10
P11
P12
P13
P14
P15
Power segment key
Notes:
Note) Since applying a single external supply voltage of 5 V enables this
drive to operate it is unnecessary to supply +3.3 V and +12 V
power supplies.
C141-E261

Table 5.1 Connector pinouts

Signal segment key
Gnd 2nd mate
A+
Differential signal pair A from Phy
A-
Gnd 2nd mate
B-
Differential signal pair B from Phy
B+
Gnd 2nd mate
N.C.(Open)
V33
N.C.(Open)
V33
N.C.(Open)
V33
Gnd 1st mate
Gnd 2nd mate
Gnd 2nd mate
V5 5 V power, pre-charge, 2nd mate
V5 5 V power
V5 5 V power
Gnd 2nd mate
• Staggered Spin-up mode detect for input
Staggered
Spin-up Mode/
• Activity LED drive for output
Activity LED
For the specification of P11, see Section
5.1.5. (in next page)
When the host system does not use these
function, the corresponding pin to be mated
with P11 in the power cable receptacle
connector shall be grounded.
Gnd 1st mate
N.C.(Open)
V12
N.C.(Open)
V12
N.C.(Open)
V12
5.1 Physical Interface
5-7