F R O N T P A N E L V I E W
q ocjb
0 0000
Figure 1. Front Panel Control Knobs
3. Remove nut from INTENSITY control and from Video Trigger LEVEL control using a
wrench.
4. The dress panel is now loose. It may be necessary to pry front panel out slightly using a
sharp instrument such as a knife blade along the edge of the panel.
5. Remove the
Panel by removing the 8 screws around its edge. The
are now
accessible for replacement. Unsolder the leads of the LED from the rear of the printed
circuit board. Pull out the LED and its standoff. Insert a new LED in the standoff and
replace it on the board with the negative lead (cathode) to the square pad on the printed
circuit board. Refer to Figure 2 for identification of LED leads. Solder leads to printed
circuit board and trim excess lead length and reassemble the front panel.
2
Содержание 85662A
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Страница 17: ...can cause the CRT to be disabled If U14 is operating correctly visually inspect the A4A9 assembly Al 3 ...
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Страница 28: ...AlA KEYBOARD Al Front Panel Assembly and Component Locations ...
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Страница 51: ...3 AlA XYZ Driver Amplifier Component Locations 85662 60236 ...
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Страница 124: ...DSl M A I N S I N D I C A T O R C6 CATHODE 4 1 El r l CR9 P I AlA Rectifier Component Locations 85662 60204 ...
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Страница 126: ...0 El E2 r r L J L J _ I 0 0 0 0 AlA Bus Transition Component Locations 85662 60056 ...
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Страница 179: ... R51 Y S H BAL R50 X S H BAL R12 LL THRESH A3A2 Intensity Control Component Locations 85662 60025 85662 60245 ...
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Страница 196: ...R 8 YSL L Il ln R IC7n XSL 0 0 0 R 5 I I Y G A I N R 2 Y E X P A3A3 Line Generator Component Locations 85662 60128 ...
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Страница 216: ...Verify binary count sequence starting at the least significant bit SO 500 ns square wave to S7 64 ps square wave 4 A3A6 ...
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Страница 258: ...R 5 7 T H G A I N R59 T H O F S A3A9 Track and Hold Component Locations 85662 60165 ...
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Страница 262: ...ASXAlPI I A3XA2P 1 AJXAJP 1 A3XA4P 1 A3XA5P 1 A3XA6Pl A3XA7P 1 A3XA9P 1 AJXAlP2 A3XA2P2 A3XASP2 A3XA6P2 A3XA7P2 ...
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Страница 275: ...R2 LG OS p 10 C6 I I R14 ar OS 1 5 1 A4Al Video Processor Component Locations 85662 60122 ...
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Страница 294: ...2 k 4 5 7 J2 F1 TEN R91 12VTV R14 LG 20 A4A2 Log Amplifier Detector Component Locations 85662 60132 ...
Страница 295: ...2 4 5 1 0 N a R79 ZERO 4 E N TV R14 LG 20 A4A2 Log Amplifier Detector Component Locations 85662 60166 ...
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Страница 316: ...10 A 1 2V T Y P 7 V T Y P A4A3 Log Amplifier Filter Component Locations 85662 60009 ...
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Страница 321: ... 15v t15v cl7 ETC Figure 2 A4A4 Input Buffer Amplifier Current Sinks 2 A4A4 ...
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Страница 336: ...c 4 3 L C D I P c41 L C D I P A4A4 Bandwidth Filter Component Locations 85662 60189 TR ...
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Страница 365: ...A4A8A2 Down Converter Component Locations 85662 60005 ...
Страница 366: ...c31 R29 1 8 4 M H z NULL W I D E G A I N A4A6Al Up Converter Component Locations 85662 60006 ...
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Страница 379: ...c40 c 4 1 PK SYM y Hz A M P L 10 Hz AMPL A4A7 3 MHz Bandwidth Filter Component Locations 85662 60004 85662 60174 ...
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Страница 409: ...Table 4 Video Bandwidth Truth Table 6 A4A9 ...
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Страница 452: ...A4A6A2 Output Driver Component Locations 85662 60170 Option 067 Tab ...
Страница 453: ...A4A6Al Input Buffer Component Locations 85662 60171 Option 067 Tab ...
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Страница 473: ...Table 4 Video Bandwidth Truth Table Option H96 3 ...
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Страница 504: ...Table 4 Video Bandwidth Truth Table 100 Hz H 30 Hz H H 10 Hz H 3 Hz H 1 Hz 6 Option 462 ...
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Страница 582: ...This page intentionally left blank 32 General Parts Listing ...
Страница 594: ...HEWLETT PACKARD HP Part No 85662 90085 Printed in USA ...