AT&T 3B2/300 Technical Reference Manual page 589

- - - - - - - - - - - - - - - - Appendix: CONNECTOR AND CABLING INFORMATION
2-PIN
AUXILIARY
DISK
INTERFACE
SOFT
POWER
CONNECTOR
)14
72-PIN
MEMORY
CARD(MO)
CONNECTOR
)05
72-PIN
MEMORY
CARD (Ml)
CONNECTOR
)06
10-PIN
DUAL
UART
CONNECTOR
JOI
"""" """"" ·"" "" • • • • • • • • • • • • • • • • ""."""""" • • • • • • 14.8• • • "" • "."" •• " ••• ". """"""" ·" """"" • "· • • • • • • • •" ·" """ ·"" •
Ml MO
72 71 72 71
02 01 02 01
on::
09
01
1s ..
1 ___ ...
01
33
7.7"
002
001
3.6864MHz
G
100-PIN BACKPLANE
CONNECTOR )02
34-PIN FLOPPY DISK
CONNECTOR JIO
WE 32106
MAU
(OPTIONAL)
WE 32101
MMU
WE 32100
CPU
ROM 2
11
ROM 3
ROM I
11
ROMO
2-PIN Diagnostic}-
INDICATOR
r·- - - - - - - - - - . - .
CONNECTOR )12 ' . .
IJ
i
Yl
0
32.768 KHz
100
099
?JJ~g~' o 1 )_____ n
i
CONNECTOR )13) -
l.iJ
02 60
8
~
01
60-PIN BACKPLANE
CONNECTOR )03
59
3-PIN BATTERY
CONNECTOR JI I
Figure B-2: System Board, ED-4C637-30 Layout
CONNECTOR AND CABLING INFORMATION B-7