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Samsung
Stereo System
MX-J730
Service Manual
Page 16 (Radio Tuning and Presets)
Samsung MX-J730 - Radio Tuning and Presets; Tuning FM Radio Stations; Mono and Stereo Audio Selection; Presetting FM Radio Stations
54 pages
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3.
Disassembly
and
Reassembly
Description
Description
Photo
5.
Unfasten
4
kitting
screws
and
detach
DECK
wire.
:
BH,+,-,B,M3,L10,ZPC(WHT)
3-4
Copyright©
1995-2013
SAMSUNG.
All
rights
reserved.
15
17
Table of Contents
Main Page
Table of Contents
2
Precaution
4
Safety Precautions
4
Servicing Precautions
6
Precautions for Electrostatically Sensitive Devices (Esds)
7
Installation Precautions
8
Product Specification
9
Product Feature
9
Specifications
10
Specifications Analysis
11
Accessories
12
Supplied Accessories
12
Disassembly and Reassembly
13
Main Disassembly and Reassembly
13
DECK Disassembly and Reassembly
19
Troubleshooting
23
Checkpoints by Error Mode
23
No Power
24
No Output
26
Measures to be Taken When the Protection Circuit Operates
27
Operation of Power Block Protection Circuit
27
Check AMP in Power Protection
28
MICOM, MPEG Initialization & Update
29
Buyer-Region Code Setting Method
30
The Inserting Method of Region Code after Replacing the Main PBA
30
PCB Diagram
32
Wiring Diagram
32
FRONT PCB Top
33
Pin Connection
34
FRONT PCB Bottom
35
MAIN PCB Top
36
Pin Connection
37
Test Point Wave Form
38
MAIN PCB Bottom
39
SMPS PCB Top
40
Pin Connection
41
SMPS PCB Bottom
42
Schematic Diagram
43
Overall Block Diagram
43
Front-1
44
Front-2
45
Front-3
46
Main-1
47
Main-2
48
Main-3
49
Main-4
50
Test Point Wave Form
51
Main-5
52
Smps
53
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