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Hardcore tests -- see fault locating tests
Hardware addrea
23
Heat dissipation
139
Heater, local storage
95
Indicators
channel status
143
control panel roller
28
CPU status
143
DC off
140
instruction address register
load
154
maintenance control
150
manual
154
marginal voltage
142
master check
150
open CB
140
power check
140
status
143
storage data register
150
system
154
test
154
thermal
140
wait
154
Initial prognm load (IPL)
155
Instruction address stop
159
Instruction step
150
Interface control check
15
Interface registe1•
64
Interrupts, supervisory
36
1/0 addrP.11 card plugging
127
1/0 tailgate locations
127
K-39 dropout timing adjustment
Lamp test
79
Latches -- see functional units
Lights (see indicators)
Linkage control word
40
150
124
assembled by diagnose instruction
40
block mover latch pulse logic
64
diagnose usage
41
fetch and execute flowchart
30
Fl. T usage
51
Loading Fl. T's -- see fault locating tests
Loading faults
12
Local storage
addrea bit functions
92
alTay temperature
92
beat local store (ROS kernel)
29
diagnostics
74
display and store
151
drive cU1Tents optimization (shmoo)
93
drivers and terminating diodes
95
functional packaging
90
gate drivers
90
log local store (ROS kemel)
29
preventive maintenance schedule
79
read operation
90
read/write driven
90
ripple local store (ROS kernel)
29
service checkl
90
strobe driven
95
temperature control unit
92
waveforms
94
Locations (physical and/or documentation)
ALO page key
13
CAS page key
14
circuit breakers
127
contactcn
127
controls
18
converter-inverter
123
counters
18
decoders
18
FLT scan-out/logout
24
frames/gates
127
functional uni ts
18
fuses
127
gates/frames
127
indicators, control panel roller
28
latches/stats/triggers
18
logout/FLT scan-out
22
microprograms, CAS pages for
14
overvoltage check jacks
127
power frame components
127
registers
18
relays
127
ROS kemels
29
scan
bus
28
scan-out
60
stats/triggers/latches
18
voltage divider
127
voltage divider components
127
voltage regulators
127
Log counter -- see sequence counter
22
Logout operation
33
controls (seq ctr and scan/log decoder)
fold operation
33
instructions, Fl. T op reg
23
locations and data
24
log tr! gger
3 3
logic and indicators
28
parity bit propagation/generation
23
scan-out kemel
23
Log/scan stat -- tee log trigger
Log trigger
33
Main storage
addreaing, main and bump
82
address one location continuously
82
bit alTangement of word
82
bump, fetch/alter (ROS kemel)
29
bump storage, exercise
82
clock stop trigger
38
delay line clock
83
delay line driver
84
diagnostics
67
display and store
151
driven and terminating diodes
8 3
failure•
85
layout of planes
84
M9A differences
89
M9A strobe
90
M9A waveforms
85
parity checking
78
power information
81
22
Index
(3/71)
191
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