TM 11-6625-3145-14
Verification and Adjustment Procedures-318/338 Service
Table 5-22
338 TEST CONDITIONS AND EXPECTATIONS
Condition
1
2
3
4
5
6
7
8
Pulse Gen
Norm
Norm
Norm
Norm
Comple-
Comple-
Comple-
Comple-
#1 OUTPUT
ment
ment
ment
ment
Test Wave-
form Figure
CLK
EXT
↑
EXT
↑
EXT
↑
EXT
↑
EXT
↓
EXT
↓
EXT
↓
EXT
↓
QUALIFIER A
OFF
CLK-H
CLK-H
OFF
OFF
TRG-L
OFF
TRG-L
QUALIFIER B
OFF
TRG-L
TRG-H
OFF
OFF
CLK-L
OFF
CLK-H
QUALIFIER C
OFF
CLK-H
OFF
CLK-H
OFF
OFF
TRG-L
TRG-L
QUALIFIER D
OFF
TRG-L
OFF
TRG-H
OFF
OFF
CLK-L
CLK-L
EXPECTED
00
**
FF
FF
00
00
00
**
DATA
FF
**
FF
FF
FF
00
00
**
00
**
FF
FF
00
00
00
**
FF
**
FF
FF
FF
00
00
**
** Means the 338 is never triggered. Press the STOP key to stop data acquisition.
Table 5-23
338 PARALLEL DATA TEST CONDITION AND EXPECTATION
CONDITION
1
2
3
Pulse Gen. #2
connections
Pod A Q only
Q only
Q only
Q only
Pod B
Data 7-0 & Q
Q only
Q only
Pod C
Q only
Data 7-0 & Q
Q only
Pod D
Q only
Q only
Data 7-0 & Q
GROUP G1=
B7-B0
C7-C0
D7-D0
21.
Connect the P6451 probes to the #2 pulse generator (using the Test Fixture) and select the 338 GROUP G1 as
outlined for Condition 1 in Table 5-23.
22.
Repeat steps 10 through 20 for each condition in Table 5-23.
23.
Disconnect and remove all P6451 Probes except the one with Data leads 7-0 connected to the #2 pulse generator
(Pod D).
24.
Return the #1 pulse generator OUTPUT to NORM.
25.
Adjust the #2 pulse generator’s DURATION to 14 ns, @ 0 V level, positive pulse on oscilloscope channel 2.
5-107
Summary of Contents for 318
Page 119: ...318 VERIFICATION AND ADJUSTMENT PROCEDURES ...
Page 182: ...338 VERIFICATION AND ADJUSTMENT PROCEDURES ...
Page 253: ...318 ___________________ TROUBLESHOOTING TREES ...
Page 344: ...338 TROUBLESHOOTING TREES ...
Page 517: ...TM 11 6625 3145 14 318 338 4434 923 318 Block Diagram ...
Page 518: ...TM 11 6625 3145 14 318 338 4434 924 338 Block Diagram ...
Page 519: ...TM 11 6625 3145 14 318 338 4434 925 318 Acquisition Module Wiring Diagram ...
Page 520: ...TM 11 6625 3145 14 318 338 4434 926 318 338 Mainframe Wiring Diagram ...
Page 521: ...TM 11 6625 3145 14 318 338 4434 926 338 Acquisition Module Wiring Diagram ...
Page 522: ...TM 11 6625 3145 14 318 338 4434 928 Figure 9 1 318 A01 Input A Board Component Locations ...
Page 526: ...TM 11 6625 3145 14 ...
Page 528: ...TM 11 6625 3145 14 Figure 9 3 318 338 A03 ACQ Control Board Component Locations ...
Page 532: ...TM 11 6625 3145 14 ...
Page 536: ...TM 11 6625 3145 14 ...
Page 538: ...TM 11 6625 3145 14 ...
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Page 542: ...TM 11 6625 3145 14 Figure 9 8 318 338 A10 CRT Board Component Locations ...
Page 544: ...TM 11 6625 3145 14 Figure 9 9 318 338 A11 Inverter Board component Locations ...
Page 546: ...TM 11 6625 3145 14 Figure 9 10 318 338 A12 Regulator Board Component Locations ...
Page 551: ...TM 11 6625 3145 14 Figure 9 12 338 A01 Input A Board Component Locations ...
Page 553: ...TM 11 6625 3145 14 318 338 SERVICE ...
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Page 555: ...PIN 058584 ...