Samsung MAX-PN54 User manual

3 CD CHANGER
MINI MINI COMPONENT
MAX- PN54/55
SERVICE Manual
MINI MINI COMPONENT SYSTEM CONTENTS
On/Standby
Demo
AI Off
/Sleep
TUNER C D TAPE AUX
+
–
Vol um e
Disc Change
Disc 3Disc 2Disc 1
Disc Selection / Direct Play
Band
Mono/ST Memory Repeat Program Deck 1/2 REV mode
Normal
TAPE TAPE REC
HI-SpeedCD SYNC.REC/Pause
Phones REC Lock
Shuffle
Tuning ModeDown Up
Timer
On/Off
Tim er
/Clock
R
S
.
B
a
s
s
D
S
P
/
E
Q
E
n
t
e
r
Mic Mixing
Mic 1
P
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r
S
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P
R
O
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L
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1. Alignment and Adjustments
2. Exploded Views and Parts List
3. Electrical Parts List
4. Block Diagrams
5. PCB Diagrams
6. Wiring Diagram
7. Schematic Diagrams

ELECTRONICS
© Samsung Electronics Co.,Ltd. DEC. 2000
Printed in Korea
Code no. AH68-000664C

1-1Samsung Electronics
1. Alignment and Adjustments
1-1 Tuner
FM THD Adjustment
Output
Output 23 dB
60 dB
Minumum Distortion (0.3% below)
(Figure 1-1)
SSG FREQ.
Adjustment
point
(TL3)
98 MHz
FM DETECTOR COIL
FM Search Level Adjustment
Adjust TSR1 so that “TUNED” of FLT
is lighted (Figure 1-2)
Figure1-2 FM Auto Search Level Adjustment
*Adjust FM S.S.G level to 23dB
Figure1-1 IF CENTER and THD Adjustment
SSG FREQ.
Adjustment
point
(TSR1)
98 MHz
BEACON
SENSITIVITY
SEMI-VR(5KΩ)FM S.S.G GND
23 dB
FM S.S.G
Output
GND
Speaker
Terminal
FM
Antenna
Terminal
Distortion Meter
Input
SET
Input
output
Oscilloscope
FM IN
FM Antenna
SET
5 kΩ
OUTPUT
AM SSG
450KHZ
INPUT
AM ANT
IN
Speaker Terminal
60cm
TL2
VTVM Oscilloscope
AM(MW) I.F Adjustment
Maximum output (Figure 1-3)
SSG FREQ.
Frequency
Adjustment
point
(TL2)
450 kHz
522 kHz
AM I.F COIL
Figure1-3 AM I.F Adjustment
OUTPUT
* Adjustment Location of SW Band
* Adjustment Location of LW Band

Alignment and Adjustments
1-2 Samsung Electronics
1-1-2 AM(MW),LW,SW1,SW2 Adjustment
Circuit Measuring Instrument & Step S.S.G Radio dial Adjusting Adjust for
to be Arrangement Frequency Setting Point
Adjusted
1 522KHz 522KHz MW OSC Aduust for 1.0V±0.1V at the low.
OSC Connect AM signal (IR117)
generator to loop
antenna,VTVM AND
oscilloscope 2 1611KHz 1611KHz MW OSC Check for 7.0V±1.0V at the high.
(Fig 1-3) (IR117)
AM
(MW)
RF “ 1 594KHz 594KHz MW ANT Maximum out
INTER FREQ “ 1 455KHz 522KHz TL2 Maximum out
OSC Fig 1-3 1 146KHz LW OSC Aduust for 2.0V±0.1V at the low.
LW 2 290KHz LW OSC Check for 7.0V±1.0V at the high.
RF 1 150KHz 150KHz LW ANT Maximum out
OSC Fig 1-3 1 2.3MHz SW1 OSC Aduust for 1.0V±0.1V at the low.
SW1 2 7.3MHz - Check for 8.5V±1.0V at the high.
RF 1 3.5MHz 3.5MHz SW1 ANT Maximum out
OSC Fig 1-3 1 9.5MHz SW2 OSC Aduust for 1.5V±0.1V at the low.
SW2 2 26.1MHz - Check for 8.0V±1.0V at the high.
RF 1 10MHz 10MHz SW2 ANT Maximum out

Alignment and Adjustments
1-3Samsung Electronics
(GND)
VTVM
1-2-1 To Adjust Tape Speed
1) Measuring tape: i) MTT-111 (or equivalent)
(Tapes recorded with 3kHz)
ii) MTT-5512 (or equivalent)
2) Connect the cassette deck to the frequency counter
as in figure 1-4.
1) Before the actual adjustment, clean the play/recording
head.
2) Measuring tape :
i) MTT-114(or equivalent 10kHz AZIMUTH control)
ii) MTT-112(or equivalent) :
3) The cassette deck is connections as shown in figure 1-6.
Notes Notes
NOR
SPEED
Control
1
2
OUT
(connected
to the frequency
counter)
Turn CSR1 to
left and right 3KHz
5200~6600Hz
:Check
FIXED
Remark
Standard
To Adjust
Pre-Setup
Item
Step Pre-Setup
Condition
Same as above
1) Deck 1:MTT-111
2) Press PLAY
SW button
3) Deck 2:MTT-5512
1) Deck 1:MTT-111
2) Deck 2:MTT-5512
3) Press Hi-SPEED
button.
HI SPEED
Control
AZIMUTH
1
2
SPK OUT
(VTVM is
connected to
the scope)
1) Turn the control
screw to as shown
in Figure 1-5.
Max output
and same phase
(both channels)
After
adjustment
secure it with
REGION
LOCK.
Adjust to level
and same as
R-CH.
L-CH:Turn JSR2L
to the right and
left
R-CH : fixed.
See the
diagram for
adjustment
locations.
Remark
Standard
To Adjust
Pre-Setup
Item
Step Pre-Setup
Condition
Same as
above
After putting MTT-
114 into Deck 1
1)Press PLAY button.
PLAY MTT-112
on Deck 1.
PlayBack
out Level
AZIMUTH
1
2
SPK OUT
(VTVM is
connected to
the scope)
1) Turn the control
screw to as shown
in Figure 1-5.
Max output
and same phase
(both channels)
After
adjustment
secure it with
REGION
LOCK.
Check level
and same as
Deck1 level
No Adjustment See the
diagram for
adjustment
locations.
Remark
Standard
To Adjust
Pre-Setup
Item
Step Pre-Setup
Condition
Same as
above
After putting MTT-
114 into Deck 2
1)Press PLAY button.
PLAY MTT-150
on Deck 2.
PlayBack
out Level
1-2-2 To Adjust PlayBack Level
@ Adjust Deck 2 Play Level
! Adjust Deck 1 Play Level
Cassette Deck
output
SPK OUT
Frequency Counter
Figure 1-4
Figure 1-5
SPK OUT
Recording /Play head
AZIMUTH control screw
Figure 1-6
In Out
SET Oscilloscope
1-2 Cassette Deck
REC
Bias
Voltage
1
Connect to
JCW3 as in
Fig.1-7 and read
the VTVM.
L-CH;JSR2L
and R-CH;JSR2R
to the right and
left.
8mV
Remark
Standard
To Adjust
Pre-Setup
Item
Step Pre-Setup
Condition
Input MTT-5512
into Deck2,then
press REC button.
See diagram
for adjustment
location
Adjust REC Bias Voltage
Figure 1-7
SET
Oscilloscope
VTVM
IN
JCW3

Samsung Electronics 2-1
2.Exploded Views and Parts List
2-1 Cassette Deck :ADR241AMW1(OPTION)
No. Code No. Description Specification Remarks
1
2
46
5
6
77
AH59-20006T DECK-CASSETTE ADR241AMW1
1 AH81-00140A ASS.Y RP HEAD ADR2400-RP(SANKYO) MT91-11011P
2 AH81-00141A HEAD PB TC881CB MT59-00044A
3 AH81-00142A ASS,Y MOTOR ADR2400-SHU2L MT91-11013D
4 AH81-00143A BELT MAIN1 ADR2400-MAIN 76.2 6602-001038
5 AH81-00144A BELT MAIN2 ADR2400-MAIN 64.6 6602-001050
6 AH81-00101A BELT SUB ADR2400-FR 6602-001055
7 AH81-00102A SOLENOID ADR2400-1 MT75-00049A

Samsung Electronics
2-2
2-1-1 Cassette Deck :ADR241DSW1(OPTION)
1
1
6
7
6
2
4
3
5
5
No. Code No. Description Specification Remarks
AH59-20006U DECK-CASSETTE ADR241DSW1
1 AH81-00141A HEAD TC881CB MT59-00044A
2 AH81-00142A ASS,Y MOTOR ADR2400-SHU2L MT91-11013D
3 AH81-00143A BELT MAIN1 ADR2400-MAIN 76.2 6602-001038
4 AH81-00144A BELT MAIN2 ADR2400-MAIN 64.6 6602-001050
5 AH81-00101A BELT SUB ADR2400-FR 34.7 6602-001055
6 AH81-00102A SOLENOID ADR2400-1 MT75-00049A
7 AH81-00284A E-HEAD TC2131F MT59-00046A

Samsung Electronics 2-3
2-2 Total Exploded View and Parts List
2-2-1 Total Exploded

Samsung Electronics
2-4
2-2-2 Parts List of Total Exploded view
No. Code No. Description ; Specification Q’ty Use Model(OPTION)
1 AH64-00577B WINDOW-CD:PMMA,VIOLET, 1
2 AH64-70003H BADGE-BRAND 1 SAMSUNG
3 AH64-00573B DOOR—CD;ABS L/GRAY, 1
4 AH64-00578T WINDOW-CD DOOR;PMMA,VIOLET 1 Only MAX-PN55
4 AH64-00578M WINDOW-CD DOOR;PMMA,VIOLET 1 Only MAX-PN54
5 AH63-00149A FILTER-VFD 1
6 AH64-00579B WINDOW-VFD;PMMA,VIOLET 1
6 AH64-00579C WINDOW-VFD;PMMA,VIOLET 1 RDS
7 AH64-00569B KNOB-VOLUME;ABS L/GRAY 1
8 AH64-00580B WINDOW-CASS A;,PMMA, 1
9 AH64-00566B WINDOW-CASS B;PMMA 1
10 AH64-00571B DOOR-CASS,A;ABS L/GRAY 1
11 AH64-00572B DOOR-CASS,B;ABS L/GRAY 1
12 AH61-00353A HOLDER-CASS A;ABS 94HB 1
13 AH61-00354A HOLDER-CASS B;ABS 94HB 1
14 AH61-62004A SPRING-EJECT,A;STS 1
15 AH61-62005A SPRING-EJECT,B;,STS,PI1.0 1
16 AH64-00585B KNOB-MIC;ABS, 1
17 AH64-00575B DECORATION-TUNING A;ABS 94HB 1 1 MIC
17 AH64-00576B DECORATION-TUNING A;ABS 94HB 1 NO MIC
18 AH64-00574D DECORATION-FRONT A;ABS 94HB 1
19 AH64-00586B KNOB-JOG;ABS 1
20 AH67-00051A LENS-JOG;PMMA MILKY 1
21 AH61-00356A HOLDER-JOG;ABS 94HB 1
22 AH64-00584E KNOB-EQ;ABS 1
23 AH67-00052A LENS-TPOWER;PMMA MILKY 1
24 AH64-00570B CABINET FRONT;MIPS GRAY 1
25 AH61-80030A DAMPER-ASSY;POM 2
26 AH95-50001A ASSY-LATCH; 2
27 AH64-00568B KNOB-POWER;ABS 1
28 AH67-00049A LENS-POWER;PMMA MILKY 1
29 AH64-00567B KNOB-CD;ABS 1
30 AH67-00048A LENS-CD;PMMA MILKY 1
31 AH64-00581B KNOB-FUNCTION;ABS 1
32 AH67-00050A LENS-FUNCTION;PMMA MILKY 1
33 AH61-00355A HOLDER-FUNCTION:ABS 94HB 1
34 AH61-00359A BRACKET-MIC;SECC T1.0 1
35 AH61-00357A HOLDER-VFD;ABS 94HB 1
36 AH64-00583B KNOB-TUNING:ABS 94HB 1
37 AH64-00582B KNOB-RECORD:ABS 94HB 1
38 AH67-00053A LENS-REC;PMMA MILKY 1
39 AH61-00021A SUPPORT-PCB;ABS 1
40 AH61-20540A HOLDER-TUNER;ABS,94HB 1
41 AH62-00023A HEAT SINK-MAIN;AL EXTR 1
42 AH61-00250B BRACKET-HEAT SINK;SECC 0.8T 1
43 AH64-30416C CABINET-BOTTOM;SECC,T1.0 1
44 AH62-32002B HEAT SINK VCD;AL 1
45 AH64-00432B CABINET-SIDE R:MIPS GRAY 1
46 AH64-00591E CABINET-REAR;SECC T0.8 1
46 AH64-00591F CABINET-REAR;SECC T0.8 1 DIGITAL OUT
47 AH64-00431B CABINET-SIDE L:MIPS GRAY 1
48 AH64-30443F CABINET-TOP:MIPS GRAY 1

Samsung Electronics 2-5
2-3 CD MECHA Exploded View and Parts list
12
8
2
19
7
6
5
4
3
1
15
27
10
9
20
21
11
14
16
13
CD SUB PCB
TRAY STOPPER
22
BASE MAIN
23
24
17
18
25
26
No. Code No. Description Specification Remarks
AJ59-20150F ASS’Y-DECK CMS-300
1 AH66-80022A SLIDER-CAM ABS HF-380 NTR
2 AH66-60034A BELT-LOAD CR
3 AH66-20186A GEAR-PULLEY POM (M90-44) WHT
4 AH66-20187A GEAR-LOAD POM (M90-44) BLK
5 AH66-20188A GEAR-CAM POM (M90-44) WHT
6 AH66-20189A GEAR-TRAY POM (M90-44) BLK
7 AH66-20190A GEAR-CONVERT POM (M90-44) WHT
8 AH66-20191A GEAR-SYNCRO ABS HF-380 NTR
9 AH66-20192A GEAR-WORM POM(M90-44),M0.5,PCD4.5
10 AH31-12001A MOTOR-LOADING FF-030PN-09120
11 AH66-20193A GEAR-ROULLETE POM(M90-44) BLK
12 AH66-90056A TRAY-ROULLETE ABS XR-401 BLK
13 AH66-90055A TRAY-DISC ABS BLK
14 AH59-10099A ASSY-PCB SENSOR CMS-300,ASSY SENSOR
15 AH61-00225A BRKT-CHUCK SECC T0.8,CMS-300
16 3302-000159 MAGNET-CHUCK AC,3500-3800G,2.6-3.2MGOe,30
17 AH66-90057A TABLE-CHUCK ,ABS,BLK,CMS-300
18 AH69-20342B SHEET-CHUCK SHEET,HYMERON,BLK,0.4T
19 AH59-10102A ASSY-PCB SW CMS-300,ASSY SW
20 AH31-10021A MOTOR-DC RF-500TB,9VDC/130MA
21 AH66-10008A PULLEY-MOTOR POM,BLK,CMS-CR3
22 AH73-10031A RUBBER-CD(R) SI,CMS-300,40,RED
23 AH91-60150C CDP DECK ASSY CMS-D73SG66(U),CMS-300D
24 AH66-30098A LEVER-LIFTER ABS BLK CMS-300
25 AH30-00007A PICK-UP SOH-AA,D73SG6(U)
26 AH73-10034A RUBBER-CD(G) SI,CMS-300,40,GREEN
27 AH61-20428A BASE-MAIN ABS,BLK,CMS-300