AT&T PC 6300 - Page 155

n
n
ft
n
n
a
n
n
n
INSTALLATIONS
DTC CONTROLLER
DRIVE SELECT
SWITCH
^ W19
01 U17
roToi W1
ADDRESS
ENABLE
ADDRESS
SECTOR SnE
UD CONTROLLER
J3
U1
TEST ^
lop^
U2
TEST lEl
J2
RON
US
PRON
ENABLE
US
U4
J1
HEAO
SELECTION
ue
PORT
ADDRESS
U7
INTERUPT
Figure 3-38. Two Types of Hard Disk Controller
Boards With DIP Switch and Jumpers
3-67
n
n
n