IBM 6580 Product Support Manual page 82

-76-
CABLES, CONNECTORS, AND TEST POINTS - Figure 27
Diskette Unit Connector B1.
Electronics Module
-Panel 1
____ ...1
Note: All Panel 1 Connectors are shown from the outside r-
Electronics
1
rear view of the Electronics Module. All other connectors
0
are shown from the wiring side.
1
Package
1/
2
I
3
"0
I
iii
I
4
0
Diskette Unit
Internal Diskette
'"
I
IDiskette Unit
~61
Signal Cable 5 Signal Cable
e:
0
.' "
I
::l
6A
.0
.~ I
66 i5
I
Bl Conn/Pir
Conn/Pin
Identification
1
Bl / 7
I
1
- -
-
I
2 5-27 51-11 InterruDt 4
51
3 5-28 51-42 Terminal Count
tJUUU~:::.J!-J~~UULJ
I
I
"-c-
--:r1
4 5-29
51-13
DMA Request
~r:l~;'nr\n~nn(.)
I
5
-
-
-
6 5-31 51-15 I/O Read
l
7 5-32 51-16 Address Bit 4
4
8 5-33 51-21 Address Bit 2
9 5-34 51-27 ate Bus Bit 6
5
10 5-35 51-31 Data Bus Bit 4
h, 19
11 5-36 51-9 Data Bus Bit 2
~OOOOO
00000000 OOOO?
12 5-37 51-10 Date Bus Bit 0 AOOOOOOOOOOOOOOOOO
13
W
.~
14 5-9
51-37
IIU write
Male
15
5-10 51-34
Diskette Ready
16 5-11
51-35
DMA Acknowledge
17 5-12
51-36
Diskette Select
18 5-14
51-38 Address Bit 3
51
19
-
Twisted Pair Ground
Imtm
I
20 5-15
51-39
Address Bit 1
I~~
21 5-16
51-40 Date Bus Bit 7
22 5-17 51-41 Data Bus Bit 5
~eJ
23 5-18 51-32 Date Bus Bit 3
LJ
24 5-19 51-30 Data Bus Bit 1