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Maintenance
TDS 340A, TDS 360 & TDS 380 Technical Reference
6–3
Table 6–1: External inspection check list
Item
Inspect for
Repair action
Cabinet, front panel, and cover
Cracks, scratches, deformations, damaged
hardware or gaskets
Replace defective module
Front-panel knobs
Missing, damaged, or loose knobs
Repair or replace missing or defective knobs
Connectors
Broken shells, cracked insulation, and
deformed contacts. Dirt in connectors
Replace defective modules. Clear or wash out
dirt
Carrying handle and cabinet feet
Correct operation
Replace defective module
Accessories
Missing items or parts of items, bent pins,
broken or frayed cables, and damaged
connectors
Replace damaged or missing items, frayed
cables, and defective modules
WARNING.
To avoid injury or death, unplug the power cord from line voltage
before cleaning the oscilloscope. To avoid getting moisture inside the oscillo-
scope during external cleaning, use only enough liquid to dampen the cloth
or applicator.
1. Remove loose dust on the outside of the oscilloscope with a lint free cloth.
2. Remove remaining dirt with a lint free cloth dampened in a general purpose
detergent-and-water solution. Do not use abrasive cleaners.
3. Clean the monitor screen with a lint-free cloth dampened with either isopro-
pyl alcohol or, preferably, a gentle, general purpose detergent-and-water
solution.
To access the inside of the oscilloscope for inspection and cleaning, refer to the
Removal and Replacement procedures in this section.
Inspect the internal portions of the oscilloscope for damage and wear, using
Table 6–2 as a guide. You should repair defects immediately.
If you replace any electrical module, perform the adjustment procedures,
beginning on page 5–1.
CAUTION.
To prevent damage from electrical arcing, ensure that circuit boards
and components are dry before applying power to the oscilloscope.
Cleaning Procedure —
Exterior
Inspection — Interior
Содержание TDS 340A
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Страница 12: ...Contents viii TDS 340A TDS 360 TDS 380 Technical Reference ...
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Страница 42: ...Operating Information 2 10 TDS 340A TDS 360 TDS 380 Technical Reference ...
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Страница 49: ...Theory of Operation 3 6 TDS 340A TDS 360 TDS 380 Technical Reference ...
Страница 59: ...Theory of Operation 3 16 TDS 340A TDS 360 TDS 380 Technical Reference ...
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Страница 82: ...Performance Tests 4 22 TDS 340A TDS 360 TDS 380 Technical Reference ...
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Страница 91: ...Adjustment Procedures 5 8 TDS 340A TDS 360 TDS 380 Technical Reference ...
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Страница 119: ...Removal and Replacement TDS 340A TDS 360 TDS 380 Technical Reference 6 27 Figure 6 15 Low voltage power supply removal ...
Страница 134: ...Troubleshooting 6 42 TDS 340A TDS 360 TDS 380 Technical Reference Figure 6 28 J901 pin 5 signal ...
Страница 140: ...Troubleshooting 6 48 TDS 340A TDS 360 TDS 380 Technical Reference ...
Страница 142: ...Repackaging Instructions 6 50 TDS 340A TDS 360 TDS 380 Technical Reference ...
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Страница 206: ...Electrical Parts List 8 58 TDS 340A TDS 360 TDS 380 Technical Reference ...
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Страница 210: ...TDS 340A 360 380 OPTION BOARD BLOCK DIAGRAM A2 0 ...
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Страница 212: ...OPTION BUS AND GPIB A2 TDS 340A 360 380 1 ...
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Страница 214: ...TDS 340A 360 380 ROM PRINTER AND RS 232 A2 2 ...
Страница 216: ...PRINTER POWER A3 1 TDS 340A 360 380 OPTION 14 ...
Страница 218: ...A5 1 FLOPPY INTERFACE TDS 340A 360 380 ...
Страница 222: ...CPU A6 TDS 340A 360 380 1 ...
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Страница 224: ...A6 TDS 340A 360 380 2 FPP POTS ...
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Страница 226: ...LEDS DRIVER A6 TDS 340A 360 380 3 ...
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Страница 228: ...SWITCHES A6 TDS 340A 360 380 4 ...
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Страница 234: ...ROOT SHEET A11 A12 TDS 340A 360 0 ...
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Страница 236: ...TRIGGERS A11 A12 TDS 340A 360 1 TDS 340A ...
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Страница 238: ...ATTENUATORS A11 A12 TDS 340A 360 2 TDS 340A TDS 340A ...
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Страница 240: ...TRIGGER LOGIC AND TIME INTERPOLATOR A11 A12 TDS 340A 360 3 ...
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Страница 242: ...TIME BASE CONTROLLER A11 A12 TDS 340A 360 4 ...
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Страница 244: ...SAMPLER A11 A12 TDS 340A 360 5 ...
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Страница 246: ...CPU A11 A12 TDS 340A 360 6 TDS 340A ...
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Страница 248: ...DISPLAY A11 A12 TDS 340A 360 7 ...
Страница 252: ...MAIN BLOCK DIAGRAM A13 TDS 380 0 MAIN BOARD 671 3753 00 389 2154 00 ...
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Страница 254: ...TRIGGERS A13 TDS 380 1 ...
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Страница 256: ...ATTENUATORS A13 TDS 380 2 ...
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Страница 258: ...TRIGGER LOGIC AND TIME INTERPOLATOR A13 TDS 380 3 ...
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Страница 260: ...TIMEBASE A13 TDS 380 4 ...
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Страница 262: ...SAMPLER A13 TDS 380 5 ...
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Страница 264: ...CPU A13 TDS 380 6 ...
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Страница 266: ...DISPLAY A13 TDS 380 7 ...
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Страница 270: ...MONITOR BLOCK DIAGRAM A26 TDS 340A 360 380 0 ...
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Страница 272: ...INPUTS VIDEO AND VERTICAL DEFLECTION A26 TDS 340A 360 380 1 ...
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Страница 286: ...Mechanical Parts List 10 12 TDS 340A TDS 360 TDS 380 Technical Reference ...
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