Samsung MAX-460V Manuale utente
3CD CHANGER MINI COMPONENT
1. Precautions
2. Specifications
3. Disassembly and Reassembly
4. Alignment and Adjustments
5. Special Circuit Descriptions
6. Troubleshooting
7. Exploded Views and Parts List
8. Electrical Parts List
9. Block Diagrams
10. PCB Diagrams
11. Wiring Diagram
12. Schematic Diagrams
SERVICE Manual
3 CD CHANGER VIDEO CD
MINI MINI COMPONENT
MAX-460V
CONTENTS
© Samsung Electronics Co., Ltd. Dec. 1996. Code No. AH68-20139A
2. Specifications
Power source
Power consumption
Dimensions (mm)
220V 50Hz(Option)
150W
270(W) x 315(H) x 335(D)
Power output
Total harmonic distortion
Frequency range
Signal to noise ratio
Channel separation
Input sensitivity
Frequency range
Usable sensitivity
Signal to noise ratio
IF rejection ratio
Total harmonic distoration
Separation (Stereo)
Frequency range
Usable sensitivity
Signal to noise ratio
IF rejection ratio
Total harmonic distortion
Frequency range
Usable sensitivity
Signal to noise ratio
Frequecny range
WOW FLUTTER
Erasing effect
Signal to noise ratio
Total harmonic distortion
Frequency response
Signal to noise ratio
Channel separation
Total harmonic distortion
87.5 ~ 108MHz
8µV
55dB
60dB
0.7%
23dB
522 ~ 1611KHz
600µV
40dB
45dB
2%
146 ~ 290KHz
1250µV
35dB
125Hz ~ 8KHz
0.35%
55dB
45dB
2%
20Hz ~ 20KHz(¡1dB)
95dB(1kHz 0dB)
75dB(1kHz 0dB)
0.05%(1kHz 0dB)
40W/CH(6Ω)
0.5%
20Hz ~ 20kHz
75dB
50dB
400mV
General
Amplifier
Tuner
Cassette
Compact Disc
FM
LW
MW
(AM)
Samsung Electronics 2-1
* Specifications are subject to change without notice.
(OPTION)
3. Disassembly and Reassembly
3-1 Cabinet-Top
1. Remove 11 screws holding the cabinet-top.
2. Lift the back of the cabinet-top and slide it to the rear to remove. (See arrow)
Samsung Electronics 3-1
Figure 3-1
3-2 CD-MECHA, DOOR-CD
1. If power is connected :
- Turn power on
- Open the tray using the open/close key
- Remove the Door in the direction of arrow #.
2. If power is not connected :
- Turn the gear clockwise using a screw driver as shown in Figure 3-2- 1.
- Pull the Tray in the direction of arrow @ and then remove the Door in the direction of arrow # .
3. Remove 2 screws $ and lift the CD-MECHA.
1
2
3
44
44
3-2 Samsung Electronics
Figure 3-2-1
Figure 3-2
Disassembly and Reassembly
3-3 Cabinet-Rear and Main PCB
3-4 Cabinet-Front and Cabinet-Bottom
1. Remove 14 screws % and then lift the cabinet-rear ^and slide it to rear to remove (see arrow).
2. Remove the Main-PCB & to rear.
AA
BB
88
88
1. Remove 5 screws *.
2. Remove the cabinet-rear by pushing the "A" and "B" as shown.
Samsung Electronics 3-3
Figure 3-3
Figure 3-4
77 66
55
55
Disassembly and Reassembly
3-5 CD Mecha Main
3-4 Samsung Electronics
Figure 3-5
11
34
30
36
17
33
5
4
9
28
7
8
632
10
18
26
25
29 16
16 1
3
22
2
24
21
20
19
35
31
13
15
14
4
6
5
7
1
3
2
8
37
27
12
Disassembly and Reassembly
3-5 CD Mecha Main Continued
3-6 CD-PCB
1. Turn the Bracket-chuck !counter clockwise to remove.
2. Remove the Table-Chuck union @.
3. Remove the Magnet-Chuck #.
4. Remove the screw $and then lift the Gear-Tray(2) %.
5. Remove the Belt-disc ^.
6. Remove the screw &and then lift the Gear-Pulley *.
7. Lift the Gear-Tray(1) (.
8. Remove 2 screws and then remove the Motor-DC 1.
9. Remove the Pulley-Motor 2.
10. Remove 1 screw Yand then remove the PCB-SUB switch 3.
11. Remove the Switch-Micro 4with using the soldering iron.
12. Remove the Connector-Wafer 5with using the soldering iron.
13. Remove 2 screws 6and then remove the Gear-Cam 7.
14. Remove the Belt-Disc 8.
15. Remove 1 screw Yand then remove the PCB-SUB switch 9.
16. Remove the Switch-Micro 0and the Connector-Header “.
17. Remove the Pulley-Motor =.
18. Remove 1 screw Qand then lift the Gear-Pulley q.
19. Remove 1 screw Wand then lift the Gear-UD(2) w.
20. Lift the Gear-UD (1) E.
21. Remove 1 screw and then remove the Clamp-Wire D.
1. Remove 2 screws !.
2. Remove the PCB @with using the soldering iron.
3. Remove the Hook #.
4. Remove four Shaft-CD$and then remove four Rubber-CD %.
5. Remove the CD-Deck ^and Lever-Lift &is removed automatically.
6. Remove the Shaft *.
Samsung Electronics 3-5
* Refer to Uof Figure 3-5.
Disassembly and Reassembly
3-7 CD Mecha Tray
1. Remove 1 screw !and then remove the Roulette @.
2. Remove 6 Cushions +.
3. Remove 2 Washers #.
4. Remove the Gear-Roulette(2) $and then remove the Gear-Roulette (1) %.
5. Remove 3 screws ^and then remove three Cushion-Bracket &.
6. Remove 3 Cushion-Motors *.
7. Remove 2 screws (and then remove the Motor-DC 1.
8. Remove the Bracket-Motor ).
9. Remove the Shaft-Motors(1) 1.
10. Remove the Gear-Worm 2from the Motor-DC.
11. Remove the PCB-SUB Motor(R) 3with using the soldering iron.
12. Remove the A/S, C/wire 4with a soldering iron.
13. Remove 1 screw 5and then remove the connector-header 6, Sensor-Roulette 7and the A/S, C/wire(FL)
8 with using a soldering iron.
14. Remove the PCB-SUB sensor(R) 9.
20
4
16
323
2
10
22
11
19
13
17
8
14
5
21
1
7
6
12 9
22
18
15
3-6 Samsung Electronics
Figure 3-6
Disassembly and Reassembly
3-8 CD Deck
1. Remove the Shaft !.
2. Lift the P/U @.
Note : Take extreme care not to touch the surface of lens.
3. Lift the Center-ring #.
4. Remove the Spring-T/Table $.
5. Remove the Turn-Table (M) %.
6. Remove 2 screw ^and then remove the Spindle-Motor &.
7. Remove the Cover-Gear *by pushing the hook.
8. Remove the Gear(c) (by pushing the hook.
9. Lift the Gear(b) ).
10. Remove the Gear(a) 1.
11. Remove 2 screws 2and then remove the Feed-Motor 3.
12. Remove the Chassis-Deck(M) 4.
3
4
5
612
21
8
9
10
11
13
14
7
Samsung Electronics 3-7
Figure 3-7
Disassembly and Reassembly
4. Alignment and Adjustments
4-1 Tuner
FM T.H.D Adjustment
SSG FREQ. 98MHz
Adjustment
point FM DETECTOR COIL
(IFT2)
Minumum Distortion(Figure 4-1)
FM Search Level Adjustment
SSG FREQ. 98MHz
Adjustment
point SEMI-VR(5KB)
(IVR1)
"TUNED" is shown on FLT(Figure 4-2)
FM
Antenna
Terminal
Speaker
Terminal
Input
Input
Figure 4-1 IF CENTER and T.H.D Adjustment
Figure 4-2 FM Auto Search Level Adjustment
Output
Distortion Meter
Oscilloscope
Oscilloscope
FM SSG
FM SSG GND
26dB
75Ω
Dummy
FM IN
FM Antenna
SET
5 kB
SET
Output
GND
AM(MW) I.F Adjustment
SSG FREQ. 450KHz
Adjustment
point AMI.F COIL
(IFT1)
Maximum output(Figure 4-3)
Figure 4-3 AM I.F Adjustment
AM ANT
60cm IFT1
IN
AM SSG
450KHZ Speaker Terminal
INPUT
OUTPUT
OUTPUT
VTVM
4-1Samsung Electronics
SPEAKER JACK
L
RFM AM
ANT JACK
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