Samsung MAX-WS730 User Manual

1-1Samsung Electronics
1. Alignment and Adjustments
1-1.Tuner
FM THD Adjustment
Output
Output
28 dB(±2dB)
60 dB
Minumum Distortion (0.4% below)
(Figure 1-1)
SSG FREQ.
Adjustment
point
(FM DET)
98 MHz
FM DETECTOR COIL
FM Search Level Adjustment
Adjust SVR1 (Figure 1-2)
Figure1-2 FM Auto Search Level Adjustment
*Adjust FM S.S.G level to 28dB
Figure1-1 IF CENTER and THD Adjustment
SSG FREQ.
Adjustment
point
(SVR1)
98 MHz
BEACON
SENSITIVITY
SEMI-VR(10KΩ)
FM S.S.G
GND
28 dB
FM S.S.G
Output
GND
Speaker
Terminal
FM
Antenna
Terminal
Distortion Meter
Input
SET
Input
output
Oscilloscope
FM IN
FM Antenna
SET
20 kΩ
OUTPUT
AM SSG
450KHZ
INPUT
AM ANT
IN
Speaker Terminal
60cm
AM IF
VTVM Oscilloscope
AM(MW) I.F Adjustment
Maximum output (Figure 1-3)
SSG FREQ.
Frequency
Adjustment
point
450 kHz
522 kHz
AM IF
Figure1-3 AM I.F Adjustment
OUTPUT
* Adjustment Location of Tuner PCB
Fig 1-4 OSC Voltage
AM(MW) OSC
Adjustment
Output
1~7.0±0.5V
Received FREQ.
Adjustment
point
522~1611 KHz
MO
AM(MW) RF
Adjustment
ITEAM
594 KHz
MA
Maximum
Output(Fig1-4)
LW OSC
Adjustment
146~290 KHz
LO
2~7.0±0.5V
LW RF
Adjustment
150 KHz
LA
Maximum
Output(Fig1-4)
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Samsung MAX-WS730 Specifications

General

Brand	Samsung
Model	MAX-WS730
Category	CD Player
Language	English

Summary

1. Alignment and Adjustments

1-1. Tuner Adjustments

Procedures for FM THD, FM Search Level, and AM I.F tuning.

1-1-2 AM(MW),LW,SW1,SW2 Adjustment

Alignment procedures for AM, LW, SW1, and SW2 bands.

2. Cassette Deck

2-1. Tape Speed Adjustment

Procedure for adjusting the tape playback speed.

2-2. Playback Level and REC Bias Adjustment

Adjusting playback level and recording bias for cassette deck.

3. Electrical Parts List

Electrical Parts List Details

Comprehensive list of electrical components with specifications.

4. Block Diagrams

4-1. Main Block Diagram

Main system block diagram for the component.

5. Printed Circuit Board Diagram

5-1. Main PCB Diagram

Layout of the main printed circuit board.

5-2. Front PCB Diagram

Layout of the front panel printed circuit board.

6. Wiring Diagram

6-1. Overall Wiring Diagram

Wiring connections between major system components.

7. Schematic Diagrams

7-1. Main Schematic Diagram

Schematic diagram for the main circuit board.

7-2. Front Schematic Diagram

Schematic diagram for the front panel circuitry.

7-3. Amplifier Schematic Diagrams

Schematics for the amplifier sections (WS730 & WS750).

7-4. Tuner Schematic Diagrams

Schematics for various tuner bands (EURO, Russia, T-Band).