Diskette Drive Connector; Scsi Wide Interface Pin Assignments; Diskette Drive Pin Assignments - NEC PowerMate Professional 9000E Series Service Manual

Pin
1-16
17
18
19
20-34
35
36
37
38
39
40
41
42
43
44
45
46
47
48

Diskette Drive Connector

The pin assignments for the diskette drive connector are given in the following
table.
Pin
1
3
5
7
9
11
13
15
4-12 System Board

SCSI Wide Interface Pin Assignments

Signal Name
GND
TERMPWR
TERMPWR
NC
GND
SCD12_L
SCD13_L
SCD14_L
SCD15_L
SCDPH_L
SCD0_L
SCD1_L
SCD2_L
SCD3_L
SCD4_L
SCD5_L
SCD6_L
SCD7_L
SCDP_L

Diskette Drive Pin Assignments

Signal Name
Ground
Ground
Key
Ground
Ground
Ground
Ground
Ground
Pin Signal Assignment
49-50 GND
51 TERMPWR
52 TERMPWR
53 NC
54 GND
55 SATN_L
56 GND
57 SBSY_L
58 SACK_L
59 RESET_L
60 SMSG_L
61 SSEL_L
62 SCD_L
63 SREQ_L
64 SI/O_L
65 SCD8_L
66 SCD9_L
67 SCD10_L
68 SCD11_LD
Pin Signal Name
2 FD_DENSEL
4 N/C
6 FD_DRATE0
8 FD_INDEX_L
10 FD_MTR0_L
12 FD_DR1_L
14 FD_DR0_L
16 FD_MTR1_L