Samsung RCD-695 Manual de usuario
RADIO CASSETTE RECORDER
CD PLAYER
RCD-695
SERVICE Manual
RADIO CASSETTE RECORDER CD PLAYER CONTENTS
TUNING
TUNING
RECORD
PROGRAM
POWER
TUNER
BAND
CD
TIMER CLOCK SLEEP
TAPE MODE/
CD REPEAT FM MODE
POP
S.BASS
CLASSIC
VOLUME
ROCK
PRESET/
MANUAL
TAPE
1. Alignment and Adjustments
2. Disassembly and Reassembly
3. Exploded Views and Parts List
4. Electrical Parts List
5. Block Diagrams
6. PCB Diagrams
7. Wiring Diagram
8. Schematic Diagrams
ELECTRONICS
© Samsung Electronics Co.,Ltd. MAY 2000
Printed in Korea
Code no. AH68-20202J
2-1
2. Disassembly and Reassembly
2-1 Front Cabinet
1. Remove the battery of A
2. Remove 7 screws of ! of its rear part
3. Remove Front Cabinet of B
Fig 2-1
1. Lift handhold to topward, and remove 3 screws of @ of its top part
2. Press the CD COVER and DECK COVER, and remove 3 screws of # of its top part
3. Remove Top Cabinet of C
2-2 Top Cabinet
Samsung Electronics
Fig 2-2
1. Alignment and Adjustments
1-1 Tuner
Samsung Electronics 1-1
FM THD Adjustment
Minimum Distortion (Figure 1-1)
SSG FREQ.
Adjustment
point
(IT1)
98 MHz
FM DETECTOR COIL
FM Stereo Adjustment
L-CH/R-CH : Maximum(Figure 1-3)
SSG FREQ.
Frequency
Adjustment
point
(ISVR1)
98MHz
98MHz
SEMI-VR(5KΩ)
FM Search Level Adjustment
Adjust ISVR2 so that “TUNED” of LCD
is lighted (Figure 1-2)
Figure1-2 FM Auto Search Level Adjustment
Figure1-3 FM Stereo Separation Adjustment
Figure1-1 IF CENTER and THD Adjustment
SSG FREQ.
Adjustment
point
(ISVR2)
98 MHz
BEACON
SENSITIVITY
SEMI-VR(50KΩ)FM SSG
FM
SSG
75Ω
Dummy
5KΩ
Stereo
Modulator
(Pilot 10%)
OUT
Oscilloscope
FM antenna
SET
Speaker
Terminal
EXT
GND
VTVM
GND
26 dB
FM SSG
Output
GND
Speaker
Terminal
FM
Antenna
Terminal
Distortion Meter
Input
SET
Input
output
Oscilloscope
FM IN
FM Antenna
SET
50 kΩ
FREQ:1KHz
MOD : 40KHz DEV
1-2 Samsung Electronics
1-1-1 Test Equipment
1-1-2 Pre-Adjustment
1-1-3 AM Adjustment
1. AM Standard Signal Generator (S.S.G) : 400Hz, 30% MOD
2. Oscilloscope
3. VTVM
4. Frequency counter
5. Loop antenna
6. Dummy load (3Ω)
7. DC voltmeter
1. Check the source voltage
2. Press TUNER/BAND to select the AM(MW) function.
3. Set the EQ/S.BASS control to OFF position.
4. Set the volume control to approximaterly 50mw
Intermediate
frequency (IF)
adjustment
AM frequency
coverage
adjustment
AM tracking
adjustment
Figure 1-4
Connect DC voltmeter to AM
VT(OR10) and GND
1
2
4
5
3
Figure 1-5
Figure 1-5
450 KHz
594 KHz
Figure 1-4
SET
60 cm
AM Signal
Generator Test Loop
Antenna
Speaker
Terminal
VTVM
IN OUT
GND
Oscilloscope
AM-ANT
Figure 1-5
SET
AM VT(OR10)
GND
Input
DC Voltmeter
594 KHz MW-ANT
-
-- -
OCT2
1611KHz
-
-
522 KHz
522 KHz
IT 2
OT 1 1.0V
Maximum output
Maximum output
4.6V
Non Adjust
Remark
FREQ. Setting Adjust. PointSSG.FREQ.Item
Step Connection
Alignment and Adjustments
Dummy Load(3Ω)
1-1-4 MW/LW
Intermediate
frequency (IF)
adjustment
MW frequency
coverage
adjustment
MW tracking
adjustment
Fig 1-4
1
2
4
5
3
Fig 1-5
594 KHz 594 KHz MW ANT
COIL
-
OCT2
-
-
LW ANT
COIL
OT1 1.0V(LOW)
Maximum output
Maximum output
Remark
FREQ. Setting Adjust.
Point
SSG.FREQ.
Item
Step Connection
522 KHz
4.6V(HIGH)
1611 KHz
1404 KHz -NON Adjust
6
Fig 1-4
-144 KHz OT2 0.7V(LOW)
-290 KHz OCT4 3.1V(HIGH)
LW frequency
coverage
adjustment
7
9
8
LW tracking
adjustment Fig 1-5
170KHz 170 KHz
270KHz --
Fig 1-5 450 KHz 522 KHz IT2 Maximum output
NON Adjust
Samsung Electronics 1-3
1-2 Cassette Deck
Alignment and Adjustments
1-2-1. Recording BIAS adjustment
1) Connect frequency counter to KC434 (See Fig.1-6)and press the Record button.
2) Adjust JT1 (BIAS OSC COIL) until frequency counter reads 85KHz.
1-2-2. Tape AZIMUTH adjustment
1) Connect the equipments as per Fig.1-8 to adjust the tape azimuth with
test tape (recorded at 6.3KHz : MTT-113N)
2) Play the test tape after inserting in DECK.
3) Adjust the azimuth ajustment screw of left side of record/play head for maximum
output and for the same channel phase. (see Fig.1-7)
1-2-3. Tape speed adjustment
1) Connect the equipments as shown in Fig.1-8 adjust the tape speed with
test tape (recorded at 3KHz : MTT-111N)
2) Adjust SEMI VOLUME OF Deck PCB until frequency counter reads 3KHz±1%.
Fig.1-6 Recording bias adjustment
Fig.1-8
Fig.1-7 Azimuth speed adjustment
80KHz
FREQUENCY
COUNTER
PRE/REC PART
KC434
Adjustment
Adjustment screw
R/P head
UNIT
UNDER TEST
VTVM
OSCILLOSCOPE
FREQUENCY
COUNTER
3000Hz
3.Exploded Views and Parts List
3-1 Cassette Deck Exploded View and Parts List
Samsung Electronics 3-1
No. Code No. Description Specification
CRL4002 ; AH59-20005R
1 AH81-11150A ASS,Y HEAD HOLDER 50-093-4070
2 AH81-11150B ASS,Y FLYWHEEL L 50-093-3094
3 AH81-11150C ASS,Y FLYWHEEL R 50-093-3095
4 AH81-11150D ASS,Y BOBBIN 50-093-4066
5 AH81-11150E ASS,Y MOTOR 50-093-4109
6 AH81-11150F BELT BR 02-084-4162
7 AH81-11150G BELT BFR 02-083-4165
8 AH81-11150H ASS,Y PCB 50-093-4126
2
5
6
7
1
3
4
8
3-2 Main Exploded View and Parts List
3-2-1 Exploded View
3-2 Samsung Electronics
Samsung Electronics 3-3
3-2-2 Parts List
No. Code No. Description Specification Remarks
1 AH64-00154C DECORATION-FRONT PMMA,SMOKE,RCD590
2 AH61-00106A CAP-EQ ABS,GRAY,RCD590
3 AH64-00153A KNOB-VOLUME ABS,GRAY,RCD590
4 AH67-00008A LENS-EQ PMMA,L/BLUE,RCD590
5 AH64-00155A WINDOW-LCD PMMA,CLEAR,RCD590
8 AH64-00148C CABINET-FRONT ASS’Y HIPS,T3,GRAY,RCD590 INCLUDING GRILLE
9 AH64-00151B KNOB-TIMER ABS,GRAY,RCD590
10 AH64-00149C KNOB-CD.A ABS,D/GRAY,RCD590
11 AH64-00150C KNOB-CD.B ABS,D/GRAY,RCD590
12 AH64-00152C KNOB-EQ ABS,GRAY,RCD590
13 3001-001070 SPEAKER 3W,3OHM,90DB,110HZ
22 AH61-80030A DAMPER-ASSY POM,M0.8,G130,BLK,MAX630
23 AH61-60398A SPRING-DOOR STS,PI1.2,RCD380
24 3409-000107 LEAF-SW 16V,30MA,10GF,SPST
25 AH95-50001A LATCH-ASSY MAX555
26 AH64-32010C CABINET-TOP MIPS,T2.5,BLK,RCD380
27 AH61-62007B SPRING-CD DOOR SUS304,PI1.3,RCD380
28 AH63-70025B SHEET-CHUCK HYMERON,T0.3,L50,W68,BLK
29 16603-511-840 CHUCK-PLATE ABS+GF,BLK,NEW,RCD-1360
30 AH64-52005D DOOR-CD ABS,T2.5,BLK,RCD380
31 AH64-52007B DOOR-CASSETTE ABS,T2.5,BLK,RCD380
32 AH68-50496A LABEL-STICKER RCD380,DOUBLETAPE
33 AH64-42015A WINDOW-DOOR PMMA,CLEAR,RCD380
34 AH67-00009A FILTER-LCD PCSHEET,T0.5,RCD590
35 AH61-00107A HOLDER-LCD PC/ABS WHT,RCD590
36 AH61-22006A HOLDER-PT MIPS,BLK,RCD380
37 AH62-30130C HEAT-SINK ALS,T1.0,POWER,RCD380
38 AH64-11297A KNOB-PUSH ABS,BLK,RCD380
39 AH62-30131A HEAT-SINK ETHD,T0.5,CD,RCD380
40 AH61-10535A BRACKET-ANT SPTE,T0.3,RCD1300
41 AH64-32008E CABINET-BACK MIPS,RCD380
42 AH61-60395A SPRING-BATTERY,+- STS,PI1.2,RCD380
43 AH61-60396A SPRING-BATTERY,- STS,PI1.2,RCD380
44 AH64-20151C LID-BATTERY MIPS,T2.5,BLK,RCD380
45 AH64-50350C HANDLE HIPS,BLK,RCD380
46 AH73-10031A RUBBER-CD RUBBER,RCD380
47 AH61-20529A CAP-PICK UP RCD380,ABS,BLK
48 AH61-00103A SPRING-BATT CLOCK,+ STS,PI0.7,RCD590
49 AH61-00102A SPRING-BATT CLOCK,- STS,PI0.7,RCD590
50 AH42-10010B ANT-ROD 2S,600mm, ABS
3-4 Samsung Electronics
3-3 CD Deck Exploded View and Parts List
CMS - B31 EXPLODED VIEW
NO.
11
CODE NO.
CMS-B31DECK-CD
AJ70-00601ECHASSIS-DECK(M)
21AJ66-00601GCOVER-GEAR
31AJ66-00601DGEAR(A)
41AJ66-00601BGEAR(B)
51AJ66-00601FGEAR(C)
61AJ70-00601ASHAFT-PU
71AJ72-00602CTURN-TABLE(S)
81AJ75-00601FSOH-AA
91AJ31-00601CMOTOR-SPINDLE
10 1AJ31-00601AMOTOR-FEED
11 4AJ60-00601DSCREW-PH(+M2 3)
12 13409-000174SWITCH-LEAF
13 1AJ41-00601EPCB-SUB
14 1AJ37-00601ACONNECTOR-WAFER
1
9
12
13
14
10
3
4
2
8
7
11
6
5
Description Q’TY
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