List Of Illustrations - HP 4935A Operating And Service Manual

Table of Contents
Title
Section
l-l. Model 4935A Transmission Impairment
Measuring Set ................................................ .1-O
l-2. Charge Acceptance at Various
2-l. Lint Voltage Selection.. ................................ .2-l
3-l. Front and Rear Panel Controls/
3 - 2 . Measurements ................................................ .3-6
3-3. Input-Output Switching ................................. 3-17
3-4. Level and Frequency Mcasurcments.. ........ .3-18
3-5. Message Circuit Noise Measurements ...... ..3-19
3-6. C-Mcssagc Weighting Characteristic.. ........ .3-20
3-7. 3 kHz Flat Weighting Characteristic.. ......... .3-20
3-8. Program Weighted liltcr.. ............................. .3-21
3-9. 15 kHz Flat Filter .......................................... .3-21
3-10. SOkBit Filter. ................................................... .3-22
3-11. C-Message Weighting with Notch
Characteristic.. ............................................... .3-23
3-12. Signal-to-Noise Measurement ..................... .3-23
3-13. Impulse Noise Waveform
Rcprcscntation.. ............................................. .3-24
3-14. Noise-to-Ground Related to Message
Circuit Noise .................................................. .3-2.5
3-15. P/AR Transmit Signal Frcqucncy
Spectrum.. ....................................................... .3-26
3-16. P/AR Transmit Signal Envelope.. ............... .3-26
4-l. Transmitter Flatness Test
a t + 10 dBm .................................................... .4-2
4-2. Transmitter Flatness Test
a t -40 dBm ...................................................... .4-4
4-3. Reccivcr Test at + 11 dBm
a n d -40 dBm ................................................... .4-8
4-4. Autorangc Test .............................................. .4-10
4-5. Filter Tests.. .................................................... .4-11
4-6. Impulse Noise DAC T e s t ............................. .4-14
4-7. Count Limit Test ........................................... .4-16
4-8. Termination Impedance Test....................... .4-17
4-9. Hold Tone Dropout Detector Test.. ........... .4-19
4-10. Hold (Xrcuit 'Test.. ......................................... .4-20
4-11. Distortion Test ................................................ 4-21
4-12. -40 dBm Distortion Test.. ............................. .4-22
4-13. Filter Circuits ................................................. .4-23
4-14. P/AR Test.. .................................................... .4-25
4-15. Noise-to-Ground Test.. ................................. .4-26

LIST OF ILLUSTRATIONS

Page Section
5-1. Output Level and Transmit Monitor
5-2. Receiver Adjustments.. ................................. .5-5
5-3. Hold Circuit Adjustments.. .......................... .5-9
6-l. Exploded View Case and Covers.. .............. .6-4
6-2. Exploded View Assemblies and Cables.. .. ..6- 5
6-3. Exploded View Battery Option.. ................. .6-7
7-l. A2 Switch Board Component Locator.. .... ..7-10
7-2. A5 Charger Board Component Locator.. . ..7-14
7-3. Partial A5 Charger Board Schematic.. ....... .7-14
7-4. Al4 Transmitter Board Component
7-5. Partial A4 and Al4 Schematic ...................... 7-16
7-6. Al4 P/AR Transmitter Board
7-7. A4 Transmitter Board Component
7-8. Partial Power Supply Schematic.. ................ .7-18
7-9. Al3 P/AR Receiver Board Component
7-10. A3 Receiver Board Component
7-12. A3 Receiver Board Schematic
7-13. Al3 P/AR Receiver Board Component
7-14. A3 Receiver Board Component
7-15. A3 Receiver Board Schematic
7-16. A4 Transmitter Board Component
7-17. Al4 Transmitter Board Component
7-18. A4 Transmitter Board Schematic
7-19. Al4 Transmitter Board Schematic
7-20. Al4 Transmitter Board Schematic
7-21. A2 Switchboard Component Locator.. ....... .7-32
7-22. A2 Switchboard Schematic Diagram.. ........ .7-33
7-23. A3 Receiver Board Component
Title
Loop Adjustments.. ....................................... .5-4
Locator ........................................................... .7-15
Component Locator.. .................................... .7-16
Locator ........................................................... .7-17
Locator ........................................................... .7-19
Locator ........................................................... .7-20
(Sheet 1 of 2) ................................................. .7-21
(Sheet 2 of 2) ................................................. .7-23
Locator ........................................................... .7-25
Locator ........................................................... .7-26
Diagram (Partial). ......................................... .7-27
Locator ........................................................... .7-28
Locator ........................................................... .7-28
Diagram ......................................................... .7-29
Diagram (Partial). ......................................... .7-30
Diagram (Partial). ......................................... .7-30
Model 4935A
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