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TM 11-6625-3145-14
Verification and Adjustment Procedures-318/338 Service
THRESHOLD MENU
LEVEL
V1 =
+1.3V
V2 =
-1.3V
INPUT
EXT CLK =
TTL
POD A =
TTL
POD B =
TTL
POD C =
TTL
POD D =
TTL
TRIGGER MENU
Source
INT TRIG
CLK
10
µ
s
TRIG
IMMEDIATELY
POSN
DELAY
00189
Events
00004*WA FLW D BY:WB RESET ON:WC
WA =
XXXXXX11
binary
WB =
0000001 0
binary
(2
hex
)
WC =
00000000
binary
(0
hex
)
GLITCH
76543210
POD A
OFF
QUALIFIERS (POD)
A TRG=H
B TRG-H
C TRG=-H
D TRG---H
d.
Press the START key.
e.
Observe that the 338 is never triggered.
f.
Press the STOP key and disconnect the leads at TEST OUTPUT pins #4 and #5.
g.
Connect the qualifier leads of the P6451 Parallel Data probe to Pods A through D as follows:
Qualifier tip of P6541 in Pod TEST OUTPUT
A
7
B
6
C
5
D
4
h.
Press the START key and wait for the acquisition to be completed.
i.
Check that the data acquired for Pod B is a repetitive, decrementing pattern from F
hex
to 0
hex
starting at position 0,
and that the trigger word (indicated by T) is 02
hex
at position 61.
j.
Set QUALIFIERS(POD) A through D to TRG-L.
k.
Press the START key and wait for the acquisition to be completed.
I.
Check that the data acquired for Pod B is a repetitive, decrementing pattern from F
hex
to 0
hex
starting at position 0,
and that the trigger word (indicated by T) is 02
hex
at position 61.
m. Disconnect the leads at TEST OUTPUT.
5-72
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 ...
Page 539: ...TM 11 6625 3145 14 ...
Page 540: ...TM 11 6625 3145 14 ...
Page 541: ...TM 11 6625 3145 14 ...
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 ...
Page 554: ......
Page 555: ...PIN 058584 ...