AT&T 3B2/300 Technical Reference Manual page 130

EQUIPMENT D E S C R I P T I O N - - - - - - - - - - - - - - - - - - - - - - - - - - -
2-PIN
AUXILIARY
DISK
INTERFACE
SOFT
POWER
CONNECTOR
)14
01
20-PIN HARD DISK
CONTROL 0
CONNECTOR )08
';
33
14.8"
I
I I
01 19
I
01 19 01 33
2 0 M H z ~
34-PIN FLOPPY DISK
CONNECTOR )10
GGJ
3
WE 32101
MMU
Ml MO
8.2 MHz OR 10 MHZ
t
72-PIN
MEMORY
CARD (MO)
CONNECTOR
)05
72-PIN
MEMORY
CARD (Ml)
CONNECTOR
)06
10-PIN
DUAL
UART
CONNECTOR
JOI
72 71 72 71
02 01 02 01
01
7.7"
002
I
V
001
3.6864 MHz
GiJ
100-PIN BACKPLANE
CONNECTOR )02
Figure 2-24:
System Board, ED-4C637-30 Layout
2-106 TECHNICAL REFERENCE MANUAL
WE 32106
WE 32100
MAU
(OPTIONAL)
CPU
ROM 2
11
ROM 3
ROM I
11
ROM 0
Yl
Q
2-PIN Diagnostic}-
INDICATOR -
CONNECTOR )12 - - - - - - - - ~ ~
IJ
i
32.768 KHz
100
099
fJJ[~lo~ \.._____
n
2
CONNECTOR
)13) -
t!J
60
El
~
02
.----------..::
01
60-PIN BACKPLANE
CONNECTOR )03
59
3-PIN BATTERY
CONNECTOR JI I