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TM 11-6625-3145-14
Theory of Operation-318/338 Service
Table 4-15.
INTERNAL CLOCK (INTCLK)
Input of A04U140
(EN, CS1X low)
Selected internal clock
at of A04U140 pin 13
D5
D4
D3
D2
D1
D0
1
X
0
1
0
1
20ns
1
X
1
0
1
0
50ns
0
1
1
1
0
0
100ns
0
1
1
1
0
1
200ns
0
1
1
1
1
0
500ns
0
1
1
0
0
0
1
µ
s
0
1
1
0
0
1
2
µ
s
0
1
1
0
1
0
5
µ
s
0
1
0
1
0
0
10
µ
s
0
1
0
1
0
1
20
µ
s
0
1
0
1
1
0
50
µ
s
0
1
0
0
0
0
100
µ
s
0
1
0
0
0
1
200
µ
s
0
1
0
0
1
0
500
µ
s
0
0
1
1
0
0
1ms
0
0
1
1
0
1
2ms
0
0
1
1
1
0
5ms
0
0
1
0
0
0
10ms
0
0
1
0
0
1
20ms
0
0
1
0
1
0
50ms
0
0
0
1
0
100ms
0
0
0
1
0
1
200ms
0
0
0
1
1
0
500ms
0
X
X
X
1
1
* by CPU
0 - Low, 1 - High, X - Don’t care
Al, A0 of A04U140 set to be 00
hex
.
* Disable internal clock generated by the 100MHz oscillator.
4-57/(4-58 blank)
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 ...