Keysight Technologies E8257D Service Manual page 413

Index
Numerics
10 dB PAD, replacement
10 MHz crystal oscillator,
replacement
354
,
115 dB attenuator,
replacement
, 393, 397
20 GHz
doubler, replacement
highband coupler,
replacement
312
,
highband detector,
replacement
323
,
3-20 GHz I/Q Modulator,
replacement
, 369, 371
40 GHz
doubler, replacement
highband coupler,
replacement
317
,
highband detector,
replacement
326
,
50 GHz
highband coupler,
replacement
319
,
highband detector,
replacement
328
,
6 dB PAD, replacement
67 GHz
highband coupler,
replacement
321
,
highband detector,
replacement
330
,
90 dB attenuator,
replacement
, 391, 395
A
A5 Sampler
description
149
,
self-test
58
,
A6 Frac-N
description
, 149, 156
self-test
, 67, 70
A7 Reference
description
150
,
self-test
60
,
E8257D/67D, E8663D PSG Signal Generators Service Guide
self-test (UNR/UNX)
A8 Output
358
description
,
self-test
, 61, 95, 100,
A9 YIG Driver
description
self-test
,
A10 ALC
, 343, 385
description
self-test
,
A11 Analog/Pulse Modulation
Generator
description
self-test
,
A12 Fast Pulse Modulator,
description
, 337, 339
A13 IQ Multiplexer,
self-test
A14 Baseband Generator
description
self-test
,
A18 CPU
description
self-test
,
A19 Power Supply,
description
356
A23 Lowband
,
Coupler/Detector,
description
A24 Highband Coupler,
description
A25 Highband Detector,
description
A26 MID, self-test
E8257D
,
E8267D
,
A27 40 GHz Doubler,
description
A28 YIG Oscillator,
description
A29 20 GHz Doubler,
description
A30 Modulation Filter,
description
74
,
157
,
102
151
,
64
161
,
71
162
,
89
157
,
55
,
164
,
92
134
,
76
134
,
158
,
158
,
158
,
77
83
158
,
152
,
, 152, 158
159
,
A35 3-20 GHz I/Q Modulator,
description
159
,
A36 Quadraplier,
description
160
,
A37 44GHz Upconverter,
description
160
,
A38 Lowband Filter
description
152
,
self-test
, 97, 98
accessories
test cable
249
,
ADC adjustment failures
adjustment problems
,
adjustments
required after repair
,
ALC loop, description
,
ALC, replacement
283
,
ALC, troubleshooting
,
antistatic materials
, 18,
assemblies list
190
,
assembly replacement
A1 Keyboard
266
,
A2 Display
269
,
A2DS1 Display Backlight
A3 Power Switch
274
,
A4 Inverter
277
,
A5 Sampler
279
,
A6 Frac-N
279
,
A7 Reference
279
,
A8 Output
279
,
A9 YIG driver
281
,
A10 ALC
283
,
A11 Pulse/Analog
Modulation Generator
A12 Pulse Modulator
Board
287
,
A13 I/Q MUX
, 289, 291
A14 Baseband Generator
A17 Baseband Generator
Interface
295
,
A18 CPU
297
,
A18BT1 Battery
299
,
A19 Power Supply
301
,
A20 SMI (Source Module
Interface)
304
,
119
,
116
401
161
122
249
272
,
285
,
293
,
423