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CHAPTER III
MAINTENANCE
This section contains general maintenance procedures for maintaining and trouble-
shooting the DDP-416 computer.
Operating procedures are also included.
REQUIRED TOOLS AND TEST EQUIPMENT
Table 3-1 is the list of the tools and test equipment required for the maintenance of
the computer.
The items listed are not supplied with the computer.
Table 3-1.
Maintenance Equipment Required but Not Supplied
Qtv
1
1
1
1
1
1
1
1
Description
Sweep delay oscilloscope:::
Dual-trace preamplifier:::
Multimeter
Solderless connection wrapping gun (µ-PAC)
Solderless connection wrapping tool (µ-PAC)
µ.-PAC extraction tool
µ-PAC Extender PAC
µ-PAC auxiliary solderless wrapping kit
(includes wire stripper, burnisher, unwrap
tool, and miscellaneous parts)
Panel lamp assembly tool
Panel lamp extraction tool
Identification Number
Tektronix Model 585:::
Tektronix Type 82:::
Simpson Model 270B
91 7 200 001
91 7 201 001
gg5 005 001
XP-330
WK-330
Dialco W-500 1506-0500
Minneapolis-Honeywell
l 5PA3 2
::: A Tektronix Model 453 Oscilloscope may be used in place of the item listed.
µ-PAC LOCATIONS
The location of the µ-PACs in the CPU is shown in LBD 100 included in Volume III
of this manual.
Optional equipment locations are given in the respective option manual.
3-1
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