Realistic PRO-2020 Manuals

Realistic PRO-2020 Manuals

Manuals and User Guides for Realistic PRO-2020. We have 1 Realistic PRO-2020 manual available for free PDF download: Service Manual

Realistic PRO-2020 Service Manual

Realistic PRO-2020 Service Manual (38 pages)

PLL SVNTHESIZED VHF/UHF AM/FM RECEIVER

Brand: Realistic | Category: Receiver | Size: 10 MB

Table of Contents

Allgnmen TAND TEST POINT POSITIONS
4
Allgnment PREPARATION
4
REFERENCE FREQUENCY OSC Allgnment
5
IF SECTION Allgnment
5
Vco Alignment
5
RF AMP Allgnment
6
OVERALL Allgnment and SENSITIVITY MEASUREMENT
8
Eromatic Function and How to Check It
8
Reset Timing (IC·1)
9
Cpu Clock Oscillation Waveform
9
IC-3 Input/Output Waveform
9
IC·4 Input/Output Time Chart
10
IC·6 Input/Output Time Chart
11
PLL CLOCK and DATA INPUT WAVEFORMS (Lc-8)
12
Memory Check
13
Reception Check
14
Wiring Diagram
15
- BOARD (TOP V Iew)
  16
- BOARD (BOTTOM View)
  17
- BOARD (TOP View)
  18
- Logic P.C.board (Bottom View)
  19
Troubleshooting
20
Integrated Circuit Lead Identification
22
Semiconductor Lead Identification
27
Micro-Computer (IC-1) Port Format
29
Parts List
30
APPENDIX For VHF-Mld BAND for EUROPEAN/AUSTRALIAN MODELS
32
EXPLODED View
32
Table of Contents
33
Schematic Diagram (Logic Section)
35
SCHEMATIC DIAGRAM (Linear SECTION)
37

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