Marantz SR-2100 Service Manual
Service
SR2100/N1S, /C1S
Manual
STANDBY
STANDBY
1. TECHNICAL SPECIFICATION ...............................................................................1
2. BLOCK DIAGRAM ..................................................................................................2
3. SCHEMATIC DIAGRAM AND PARTS LOCATION .................................................3
4. SERVICE MODE ..................................................................................................15
5. AUDIO ADJUSTMENT..........................................................................................16
6. TUNER ADJUSTMENT.........................................................................................17
7. IC DATA ................................................................................................................19
8. EXPLODED VIEW AND PARTS LIST...................................................................25
9. ELECTRICAL PARTS LIST...................................................................................28
Tuner Amplifier
OPEN/CLOSE
(PUSH ENTER)
TIMER
MEMORY
TUNER MODE
PHONES
BAND
TUNER
DISPLAY
MULTI JOG
AMP
TABLE OF CONTENTS
OPEN/CLOSE
VOLUME
-+
SR2100
Please use this service manual with referring to the user guide (D.F.U) without fail.
SR2100
SR2100SR2100
327J855010 AO
3120 785 22530
First Issue:2001.04
MARANTZ DESIGN AND SERVICE
Using superior design and selected high grade components, MARANTZ company has created the ultimate in stereo sound.
Only original
it is famous.
Parts for your
ORDERING PARTS :
Parts can be ordered either by mail or by Fax.. In both cases, the correct part number has to be specified.
The following information must be supplied to eliminate delays in processing your order :
1. Complete address
2. Complete part numbers and quantities required
3. Description of parts
4. Model number for which part is required
5. Way of shipment
6. Signature : any order form or Fax. must be signed, otherwise such part order will be considered as null and void.
MARANTZ parts can insure that your MARANTZ product will continue to perform to the specifications for which
MARANTZ equipment are generally available to our National Marantz Subsidiary or Agent.
USA
MARANTZ AMERICA, INCMARANTZ AMERICA, INC.
440 MEDINAH ROAD
ROSELLE, ILLINOIS 60172
USA
PHONE : 630 - 307 - 3100
FAX : 630 - 307 - 2687
AMERICAS
SUPERSCOPE TECHNOLOGIES, INC.
MARANTZ PROFESSIONAL PRODUCTS
2640 WHITE OAK CIRCLE, SUITE A
AURORA, ILLINOIS 60504 USA
PHONE : 630 - 820 - 4800
FAX : 630 - 820 - 8103
AUSTRALIA
QualiFi Pty Ltd,
24 LIONEL ROAD,
MT. WAVERLEY VIC 3149
AUSTRALIA
PHONE : +61 - (0)3 - 9543 - 1522
FAX : +61 - (0)3 - 9543 - 3677
NEW ZEALAND
WILDASH AUDIO SYSTEMS NZ
14 MALVERN ROAD MT ALBERT
AUCKLAND NEW ZEALAND
PHONE : +64 - 9 - 8451958
FAX : +64 - 9 - 8463554
EUROPE / TRADING
MARANTZ EUROPE B.V.
P.O.BOX 80002, BUILDING SFF2
5600 JB EINDHOVEN
THE NETHERLANDS
PHONE : +31 - 40 - 2732241
FAX : +31 - 40 - 2735578
AUSTRALIA
TECHNICAL AUDIO GROUP PTY, LTD
558 DARLING STREET,
BALMAIN, NSW 2041,
AUSTRALIA
PHONE : 61 - 2 - 9810 - 5300
FAX : 61 - 2 - 9810 - 5355
THAILAND
MRZ STANDARD CO.,LTD
746 - 754 MAHACHAI ROAD.,
WANGBURAPAPIROM, PHRANAKORN,
BANGKOK, 10200 THAILAND
PHONE : +66 - 2 - 222 9181
FAX : +66 - 2 - 224 6795
TAIWAN
PAI- YUING CO., LTD.
6 TH FL NO, 148 SUNG KIANG ROAD,
TAIPEI, 10429, TAIWAN R.O.C.
PHONE : +886 - 2 - 25221304
FAX : +886 - 2 - 25630415
BRAZIL
PHILIPS DA AMAZONIA IND. ELET. ITDA
CENTRO DE INFORMACOES AO
CEP 04698-970
SAO PAULO, SP, BRAZIL
PHONE : 0800 - 123123
FAX : +55 11 534. 8988
(Discagem Direta Gratuita)
CANADA
LENBROOK INDUSTRIES LIMITED
633 GRANITE COURT,
PICKERING, ONTARIO L1W 3K1
CANADA
PHONE : 905 - 831 - 6333
FAX : 905 - 831 - 6936
SINGAPORE
WO KEE HONG DISTRIBUTION PTE LTD
130 JOO SENG ROAD
#03-02 OLIVINE BUILDING
SINGAPORE 368357
PHONE : +65 858 5535 / +65 381 8621
FAX : +65 858 6078
MALAYSIA
WO KEE HONG ELECTRONICS SDN. BHD.
SUITE 8.1, LEVEL 8, MENARA GENESIS,
NO. 33, JALAN SULTAN ISMAIL,
50250 KUALA LUMPUR, MALAYSIA
PHONE : +60 3 - 2457677
FAX : +60 3 - 2458180
JAPAN
MARANTZ JAPAN, INC.
35- 1, 7- CHOME, SAGAMIONO
SAGAMIHARA - SHI, KANAGAWA
JAPAN 228-8505
PHONE : +81 42 748 1013
FAX : +81 42 741 9190
Technical
KOREA
MK ENTERPRISES LTD.
ROOM 604/605, ELECTRO-OFFICETEL, 16-58,
3GA, HANGANG-RO, YONGSAN-KU, SEOUL
KOREA
PHONE : +822 - 3232 - 155
FAX : +822 - 3232 - 154
SHOCK, FIRE HAZARD SERVICE TEST :
CAUTION : After servicing this appliance and prior to returning to customer, measure the resistance between either primary AC
cord connector pins ( with unit NOT connected to AC mains and its Power switch ON ), and the face or Front Panel of product and
controls and chassis bottom.
Any resistance measurement less than 1 Megohms should cause unit to be repaired or corrected before AC power is applied, and
verified before it is return to the user/customer.
Ref. UL Standard No. 1492.
In case of difficulties, do not hesitate to contact the Technical
Department at above mentioned address.
001120 A.O
1. TECHNICAL SPECIFICATIONS
FM TUNER SECTION
Frequency Range...................................................................................................................................... 87.5 - 108.0 MHz
Usable Sensitivity .................................................................................................................................. IHF 1.8 V/16.4 dBf
Signal to Noise Ratio........................................................................................................................ Mono/Stereo 76/72 dB
Distortion ......................................................................................................................................... Mono/Stereo 0.2/0.3 %
Stereo Separation ............................................................................................................................................. 1 kHz 45 dB
Alternate Channel Selectivity .................................................................................................................... 300 kHz 60 dB
Image Rejection ............................................................................................................................................ 98 MHz 70 dB
Tuner Output Level.................................................................................................................. 1 kHz, 40 kHz Dev 800 mV
AM TUNER SECTION
Frequency Range LW: 152 - 282 kHz, MW: 531 - 1602 kHz
Signal to Noise Ratio................................................................................................................................................... 50 dB
Usable Sensitivity ............................................................................................................................................. Loop 400 V
Distortion ......................................................................................................................................400 Hz, 30 % Mod. 0.5 %
Selectivity .................................................................................................................................................... 18 kHz 40 dB
AUDIO SECTION
Continuous Power Output
(40 Hz - 20 kHz)......................................................................................................................... 8 ohms 50W / Ch (DIN)
THD (40 Hz - 20 kHz) at 40 W output ........................................................................................................... 8 ohms 0.05 %
Input Sensitivity/Impedance
Linear................................................................................................................................................ 220 mV/ 47 Kohms
Signal to Noise Ratio
Linear (1 W) ...........................................................................................................................................................
.................................................................................................
77 dB
GENERAL
Power Requirement
N Version
C Version
Power Consumption (STEREO MODE RATED POWER) ......................................................................................... 220 W
Dimension (MAX)
Width.................................................................................................................................................................. 420 mm
Height .................................................................................................................................................................. 76 mm
Depth ................................................................................................................................................................. 322 mm
Weight................................................................................................................................................................... 6.5 Kg
ACCESSORIES
Remote Control Unit RC2100SR........................................................................................................................................ 1
AAA-size batteries.............................................................................................................................................................. 2
FM Feeder Antenna ........................................................................................................................................................... 1
AM Loop Antenna............................................................................................................................................................... 1
AC Cord.............................................................................................................................................................................. 1
Remote BUS Cable ............................................................................................................................................................ 1
Specifications subject to change without prior notice.
..............................................................................................................................................
..............................................................................................................................................
AC 230 V 50 Hz
AC 220 V 60 Hz
1
2. BLOCK DIAGRAM
16BIT
LCD DRIVER
+9V
(SYSTEM)
(AUX4)
(AUX3)
(AUX2)
AUX1
MD
LC78212
(N ONLY)
(F ONLY)
7.2MHz
PLL
LC72130
TUNING CONTROL
MC13022
AM STEREO
LC72720
KILLER
CLOCK
RDS DATA
PLL/RDS CONTROL
4.3MHz
LA1837
FM DET.
RDS DECODE
FM/AM IF & MPX
IF AMP
END
FM FRONT
LC75372E
LCD
CDR
CE/DI/CLK
INDICATORPOWER
VOL.
BALANCE
VOL.
MAIN
M
MOTORDOOR
PROTECTOR
TREBLEBASS
MUTE
MUTE
MUTE
AMPMAIN
AMPTONE
OUTSPK
H.P
OUT
IN
OUT
IN
CD
MW/LW
GND
FM
RC-5
DATA
CE/DI/CLK
RECEIVERIR
SUPPLY
POWER
U-COM
2
3. SCHEMATIC DIAGRAM AND PARTS LOCATION
RPM-670CBR
PU94
(RLD)
WH31
PU84
(RLD)
QU81
QU31
2SC4116
POWER
DU91
WV01
TO JV04
(PV04)
DOOR
SU71
123
WU71
123
VCC_B
CU81
100/6.3V
123
WU81
123
CU31
RU32
220P
RU31
47K
CU32
220P
SU91
44
RED
3
2
GRN
1
JU91
D.CLOSE SW.
SYSTEM IN/OUT
D.MOTOR REV.
D.MOTOR FWD.
2/5_OUT
D.OPEN SW.
DI(PLL-DO)
CE2(CSWRITE)
CS RESET
CS LOAD
2CH/5CH_IN
PU74
(RLD)
*
JU71
JU06
RU81
100
DU81
ISS300
JU81
JU07
VCC_B
15K
WU91
P.DOWN
POWER
RCOUT
MUTE
RCIN
+12V
DO
CE0
CL
GND
CE1
+6V
SD
FM-OUT
+6V
ENTER
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
JOG/
3
2
1
1
2
3
4
5
6
7
8
9
SU31
JU02
JU01
LCD BACK LIGHT LED
DU51 DU52 DU53
+12V
PU54 LCD/TACT SW PCB
RU11
DUMMY
RU12
VCC_B
RU33
47K
RU34
15K
CU33
220P
QU32
2SC4116
CU34
220P
VCC_B
RED
GRN
D-CLOSE
2CH/5CH_OUT
CE1(ELE.VOL)
ONLY PS2100
P-DOWN
SYSSW
D-REV
D-FWD
POWER
MUTE
D-OPEN
RU35
CU35
47K
QU33
2SC4116
+6V
+12V
DO
CE
CLK
DU01
SD
DI
VCC_B
RU18
10K
RU38
RU36
220P
15K
15K
SU32
VOLUME
CU36 CU38
220P 220P
ISS300
VCC_B
CU01
100/6.3V
RU19
180
RED
RU20
47
10K
VCC_B
VCC_B
RU13
DUMMY
CU37
220P
2SC4116
DU06
ISS301
RN1303RN1303
RU10
DUMMY
JOG-A
JOG-B
VOL-A
VOL-B
QU34
QU16QU15
RU17
GRN
RU71
470
RU74
0
RU37
RU22
220
TIMER
0
OLD/NEW
RU16
DUMMY
ROT_J_A
ROT_J_B
ROT_V_A
ROT_V_B
47K
RDS
RU15
LCD+6V
LCD+6V
RU21
22
DTC114TU
JPN
0
MODEL
QU17
RU72
100
QU53
RN1303
NORMAL:H/DIMMER:L
(RLC)
RU10:PS2100 ONLY
RU11:F ONLY
RU12:N ONLY
RU13:OLDPCB ONLY
RU14
0
MUTE
D-FWD
D-REV
MUTE
D-REV
D-FWD
QU14
RN2303
+6V
QU13
RN1303
POWER-ON
DU54
12345678
12345678
VCC_B
KEY_0
KEY_1
XU02
32.7KHz
CU07CU06
15P
15P
CH
CH
8.00MHz
XU01
CU16
0.01
VCC_A
RU73
VCC_B
DU05
ISS300
RU30
10K
RCOUT
RU07
10K
RU23
10K
100K
POWER
LCD_RST
LCD_RW
LCD_E
LCD_A0
LCD_D0
LCD_D1
LCD_D2
LCD_D3
LCD_D4
LCD_D5
LCD_D6
LCD_D7
IR-KIL
RC-OUT
FUNCTION:CD
VOLUME:MINIMUM
FMFREQ.:87.5MHZ
DOOR:CLOSE
CLOCK:SET
TUNER MODE TUNER
SU56 SU57
**
SU51 SU52
**
BAND MEMORY DISPLAY TIMER AMP
RU51
RU57
10K
10K
+12V
+12V
LCD_+B
LCD_DIM
80
81
X0A
X1A
82
X0
83
X1
84
VCC
85
TAUX
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
P-DOWNSDCLK
DO
1
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
5.4
DO
CLKDISD
P-DOWN
RU58 RU59
1.5K 2.2K
DU55
1SS302
LCD_D3
LCD_D7
LCD_D6
LCD_D5
LCD_D4
LCD_D2
LCD_D1
LCD_+B
JU51 JU52
JU03
QU18
CU08
CE1(ELE.VOL)
CE1(ELE.VOL)
0.1/50V
RDS KILLER
DI(PLL-DO)
RDS_KIL
RESET
123456789101111
12345678910
LCD_D7
LCD_D6
LCD_D5
LCD_D4
LCD_D3
LCD_D2
VCC_A
LCD_D1
10K
IR-IN
RU70
IR-IN
QU01
MB90583B
ORMB90F583B
16BITCPU
FUJITSU
LCD_DIM
LCD_BL
POW-ON
CE2(CS WRITE)
LCD_BL
D-OPEN
TIM-LED
POW_ON
IR-KIL
VSS
RDS DATA
LCD_DIM
D-CLOSE
RDSDATA
9
9
S80825ANNP-EDN
2.5V RESET
LCD_BL
76 75
RESET
SYS-SW
CE0
CE
SYS-SW
VCC_B
RU26
10K
RU27
QU06
10K
RN1303
DU07
ISS300
REV-IR
QU04
RN1303
RC-IN
:AUDIO L,R
:FML,R
:AML,R
SU53 SU54 SU55
** *
RU55
RU54RU53RU52
6.8K
3.3K2.2K1.5K
RU60
3.3K
LCD_E
LCD_D0
LCD_A0
LCD_RW
LCD_RST
12
12
JU04
LCD_D0
LCD_A0
LCD_E
LCD_RW
LCD_RST
VCC_B
VCC_B VCC_B
10K
CE3
JOG_A
JOG_B
AUD_MUT
RU24
MUTE
2CH/5CH
VCC
RC OUT/TRXD
TCK
TTXD
RC IN
CS RESET
24
TCK
TTXD
HOLD
QU19
RN1303
DU04
ISS300
TMODE
RU39
47K
D-OPEN
D-CLS
D-OPEN
D-CLOSE
CS LOAD
25 26 27 28 29
CU15
0.1
TAUX3
D-REV
D-FWD
D-REV
D-FWD
MODEL
JAPAN
KEY_1
KEY_0
2/5_OUT
C
CU03
100/6.3V
DU08
ISS300
RST
TCK
TAUX3
HOLD
5253545556575859606162636465666768697071727374777879
51
HST(HOLD)
RDS
LW
AVSS
AVRL
AVRH
AVCC
30
IR-IN
VCC_B
RU40
10K
VCC_B
RU09
10K
RU56
10K
FLUSH WRITER
TRXD
TTXD
10K
RU25
50
TMODE
49
TAUX3
48
47
46
45
MODEL
44
43
42
41
LW
40
KEY_1
39
KEY_0
38
37
36
35
34
33
32
31
IR-OUT
QU20
S-80843ALNP
4.3VRESET
RU02
CU05
0.22F
5.5V
PU04 U-COM PCB
PU54
(RLD)
LCD DISPLAY
LCD_D7
LCD_RST
JU05
TAUX
VCC_A
10K
RU29
VOL_B
VOL_A
JPN
RDS
2CH/5CH
VCC_A
VCC_A
CU04
0.01
LCD_+B
RU75
10K
10K
RU28
PU44
CU41
47/6.3V
QU41
IR SENSOR
DU41
ISS300
3
JU41
WU41
11223
JU08
+6V
DU02
ISS300
RU01
0
0
CU13
CU14
100/6.3V
CU02
0.01
0.22F 5.5V
(RLC)
LCD_D6
RU98
0
RU67
4.7K
(RLD)
RU41
LCD_D5
100
+6V
RU63
10K
LCD_D4
COM_0
COM_1
COM_2
COM_3
COM_4
COM_5
COM_6
LCD_D3
CU51
0.01
RU62
LCD_D2
10K
RU64
10K
LCD_D1
LCD_D0
RU66
+12V
0
4701/4W
R356
RDS_KIL
RU65
10K
COM6
10/50V
VSS
C352
R357
FM-IN
10k
76
D0
D1
D2
80
D4
D5
D6
D7
85
RST
FR
V5
V3
90
M/S
V4
V1
COM0
9
COM2
COM3
COM4
COM5
100
LCD_RW
RW
75
D3
VDD
V2
5
COM1
1
COM7
COM_7
NONLY
CE3
24
3.7
1.4
123
LCD_RD
E
COM8
COM_8
23
5.1
1.4
C353
330p
1M
RU68
OSC2
COM9
COM_9
TUN_DI
R352
100k
SEG_0
SEG_1
SEG_2
SEG_3
SEG_4
SEG_5
LCD_A0
A0
SEG4
SEG3
SEG2
SEG1
OSC1
COM10
COM_10
TUN_CLK
COM11
5
COM_11
SEG5
SEG0
NJU6450A
LCD DRIVER
SEG60
COM14
COM15
SEG59
COM12
COM13
10 15 20
COM_12
COM_13
COM_14
COM_15
D351 C351
5.1V 0.01
RDS_DO
LC72722
21
22
2.1
2.1
0.4
1.4
45678
C354
560p
17
20
18
19
1.1
2.5
2.5
2.5
2.3
2.6
1.2
2.8
R353
470k
C355
10/16V
RDS DECODER
(RTR)
N ONLY
SEG_6
SEG6
QU51
JRC
SEG58
Q351
RN2303
SEG_7
SEG7
SEG57
16
0
1.5
9
RN1303
Q352
Q353
SEG_8
SEG8
SEG56
15
0
0
10
SEG_9
SEG9
SEG55
SEG_10
SEG10
SEG54
14
0
0.7
11
SEG_11
SEG_12
SEG_13
SEG_14
1
SEG14
SEG13
SEG12
SEG1
SEG50
SEG53
SEG52
SEG51
SEG_53
SEG_52
SEG_51
SEG_50
C358
100/6.3V
C356
15p
CH
00
12 13
C357
15p
CH
R354
10k
SEG_15
55606570
SEG15
SEG49
SEG_49
X351
4.322MHz
SEG_16
SEG_17
SEG_18
SEG_19
SEG19
51
SEG20
SEG_20
50
SEG_21
SEG18
SEG17
SEG16
SEG21
SEG_22
SEG22
SEG_23
SEG23
SEG_24
SEG24
SEG_25
45
SEG48
SEG25
SEG30
SEG35
SEG40
SEG47
SEG26
SEG27
SEG28
SEG29
SEG31
SEG32
SEG33
SEG34
SEG36
SEG37
SEG38
SEG39
SEG41
SEG42
SEG43
25
SEG46
SEG_26
SEG_27
SEG_28
SEG_29
SEG_30
40
SEG_31
SEG_32
SEG_33
SEG_34
SEG_35
35
SEG_36
SEG_37
SEG_38
SEG_39
SEG_40
30
SEG_41
SEG_42
SEG_43
SEG_44
26
SEG44
SEG45
SEG_48
SEG_47
SEG_46
SEG_45
CA78
100/10V
RA74
1K
CA72
1000P
CA73
1000P
28 27 26 25 24 23 22 21 20 19 18 17 16 15
123456789
CA51
1000P
RA77
LA51
10K
450KHZ
(AMSEP.ADJ)
CA53
10/50V
P154
(RTA)
+9V
RA87
220K
AM STEREO BLOCK
RA88
220K
+12V
QA59
NJM7809F
CA77
10/50V
CA79
RA62
2.2K
CA71
47/16V
CA70
1000P
10/50V
CA55
CA54
RA99
100K
CA56
CA81
0.1
F ONLY
CA88
10/50V
+9V
0.01
1000P
22/16V
CA69
LOUT
50V
0.01U
(RTA)
QA58
RN2303
COM_7
COM_8
COM_9
COM_10
COM_11
COM_12
COM_13
COM_14
RA69
6.8K
RA53
47K
CA83
0.1 0.1
RA81
27K
0.22
CA65
CA85
RA85
RA86
1M
1M
SEG_22
SEG_21
SEG_20
SEG_19
SEG_18
SEG_17
SEG_16
SEG_15
SEG_6
SEG_5
SEG_4
SEG_3
SEG_2
SEG_1
SEG_0
SEG_7
SEG_8
SEG_9
SEG_10
SEG_11
SEG_12
SEG_13
SEG_14
SEG_23
SEG_24
SEG_25
SEG_26
10/50V
CA64
RA57
27K
RA83
RA61XA51
2.7K3.6MHz
CA67
47P(CH)
CA68
1/50V
CA63
0.47/50V
1413121110
CA61
680P
RA55
47K
CA59CA57
5678
CA66
0.01
RA71
6.8K
330P330P
12K
QA52
4558MD
CA86
0.1
QA57
RN1303
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
QA51
MC13022A
ROUT
1234
CA84
RA82
180K
RA73
RA54
47K
27K
CA58
LCD
DISPLAY
VU51
M12STEREO
TUNER
FM102.75MHz
RA75
100K
QA53
RN1303
1.7
QA54
2SC4116
RA51
47K
CA62
680P
RA70
RA56
6.8K
47K
RA72
RA58
6.8K
27K
CA60
330P
330P
RA59
CA75
47K
10/50V
+9V
CA87
0.01
CA76
10/50V
RA84
RA89
QA55
S/U/V
RCH
CA82
0.1
12K
RA90
10K
10K
QA56
2SD2144
S/U/V
0.1
2SD2144
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
10/50V
MONO:5V
STEREO:0V
RA63
CA52
1000P
RA78
RA64
4.7K
100K
RA65
2.7K
LCH
RA60
47K
1234567
MUTE
SEG_27
SEG_28
SEG_29
SEG_30
SEG_35
SEG_36
SEG_37
SEG_38
SEG_47
SEG_48
SEG_49
SEG_50
SEG_51
SEG_52
SEG_53
SEG_46
SEG_45
SEG_44
SEG_43
SEG_42
SEG_41
SEG_40
SEG_39
SEG_34
SEG_33
SEG_32
SEG_31
CA80
47K
R-CH
L-CHSTGND
AMIF
MONO
WA01
(PV04)TO JA01
COM_0
COM_1
COM_2
COM_3
COM_4
COM_5
COM_6
+9V
+12V
JA51
VCC
3
4
C VERSION
FM75
AUX1
CD
(AUX2)
IN
MD
(AUX3)
OUT
(AUX4)
IN
CDR
OUT
(SYSTEM)
IN
RC-5
OUT
ANTN.C GNDGND VT VDDIFOUT
12345678
J101
GND
AM
*
DA05
FREQ.
87.5MHz
531KHz (9KHz STEP)
CV05-CV16: N ONLY
JV01
RV05
L
R
L
R
L
R
L
R
L
R
L
R
1k
RV21
220k
RV22
220k
RV06
1k
RV07
1k
RV23
220k
RV24
220k
RV08
1k
CV18
220p
JV02
RV09
1k
RV25
220k
RV26
220k
RV10
1k
RV11
RV27
100
220k
RV28
220k
RV12
100
RV13
1k
RV29
220k
RV30
220k
RV14
1k
RV15
100
RV31
220k
RV32
220k
RV16
100
CV20
0.1
CV27
0.1
RV41
47
JV03
RV18
47k
FUNCTION:CD
VOLUME:MINIMUM
FMFREQ.:87.5MHz
DOOR:CLOSE
CLOCK:SET
RV17
A101
*
DA06
47k
R101
10k
1/2W
U-ONLY
CV19
0.1
CV17
0.01
DV02
MW-ANT
1234
DV01
STDIST
OSC
OUT
C202
0.01
C216
100/16V
CA01
0.01
LA01
TUNING VOLTAGE
FM 108MHz
87.5MHz
1.5V 8.0V
531KHz 1602KHz
MW
1.0V 7.1V
+6V
5678
QV07
TC7W14FU
R201
0 0
C218
0.01
PV04
(RTU)
(RTR)
R217
RA01
10K
F201
SFE10.7
MA
RA02
100K
CV21
10/50V
CV22
10/50V
SYSTEM-RCH
SYSTEM-LCH
REMOTE SW.
SYSTEM ON/OFF
RV33
100k
RV34
100k
-12V
SV01
R205
R203
1.5k
R202
390
10P CH
C201
0.01
CA03
Q202
2SC1809S
P
330
SFE10.7MS3-A
R204
470
C237
0.01
C223
0.01
MW-OSC
C227C217 C301/302 R215
0.027
2200P 0.047
U,C
0.015
N,K
F
CV33
0.01
NJM4558DD
CV25
100p
CV26
100p
QV02
0.033
---
0.033 27K0.027
---
BUFFER AMP
23714
--+
+
56 8
CV24
10/50V
+12V
CV32
0.01
DOOR MOTOR DRIVER
(RMO)
CD01
OFF
SYSTEM
1234
1234
008C
DOOR MOTOR
LIMIT SW1
LIMIT SW2
016C
016C
CLOSE
OPEN
5
FM MUTE
F202
27K
68K
CV23
RV37
10/50V
RV35
47k
RV36
47k
RV38
00000000000
CMR
AUX
CD
123456789
00.5
12345678910
0.7
0.1
DD01
390
56
56
0
0
1.3
RD01
MD
OUT
LB1641
0
220
021C
CD06
0.01
JD01
C204
0.047
R206
6.8k
C219
10/50V
C203
0.047
C221
0.01
C215
0.047
S-IN
_MD
_CDR
0
11.9
0.7
11.9
RD02
2.7K
CD05
0.01
(RMO)
SEP
R211
C222
1500P
R212
4.7k
C205
1/50V
27282930
2.1 0.7 3.7 3.5 3.5 0 0 3.8 2.9 3.3 3.3 4.4 4.4 4.4 4.4
FM/AM IF MPX
10k
R215
39MH
LA05
1
C214
47/35V
26
27k
C227
2200p
C220
2200p
C217
0.027
C209
1/50V
C301
0.047
0.047
RCH
LCH
22
232425
Q201
LA1837
12345678910 111213 14 15
C206
10/50V
AM IF
LA06
SFZ450JL3
FA01
SD
C235
0.01
MONO DIST
L201
C207
100/16V
R220
R208
100
2.7k
C208
0.047
47
R213
0.01
C210
4.7/50V
FM AM IF/MPX
TUNER(RTU)
R308
100k
:AUDIO L,R
:FML,R
:AML,R
FUNCTION
(RFU)
RV20
1k
+12V
CV30
100/16V
RV42
100k
12
12
161718192021222324252627282930
S
RST
TUN
CDR
OUT
10 11 12 13 14 15
QV01
LC78212
QD01
0.5
0.01
CD02
JV04
OUT
CD03
/16V
RD03
1/4W
220
VDD
VEE
-12
4.7
100/16V
DI
CL VSS
CE0
0000000000000
CV31
-12V
RV19
1k
CE0
DI
CLK
+12V
12345678910111213141516171819
.
.
.DOWN
P
D.CLOSE SW
D.MOTOR REV
D.MOTOR FWD.
SYSTEM IN/OUT
0.01
CV28
0.01
CV29
POWER
RE08
47K
MUTE
RCOUT
TO JU01
(PU04)
VOL/TONE
(RVR)
RE01
100
DE01DE02DE03
CE1
DI
CL
CE19
CE18
100/16V
CE0
DI
+12V
DO
CE0
+12V
RCIN
2/5CH_OUT(N.C)
WV01
R309
CE11
0.01
.
D.OPEN SW
C302
RA11
C234
R310
220
220
RE07
47K
CLK
C311
2700p
C312
2700p
LCH
RCH
AM STOP
5.6K
D202
9.1V
DTC144ES
+12V
10/50V
12
9.8
0
22
23
CE12
10/50V
CL
GND
1820 1921
VDD
CE1
DI
CL
VSS
Q204
CE1
L301
17
CA18
4.7/50V
C236
0.01
R311
150
+6V
CE1
C306
10/50V
+6V
16
(4.2)(4.5)(1.9)
7.67.53.800.21.38.68.75.25.203.63.68.73.6
C315
0.01
C305
10/50V
R307
100k
10K10K
RE03RE04
CE09CE10
470P470P
0.068
SD
L302
C211
2.2/50V
R209
4.7k
C313
100/16V
4.7
4.7
CE08
PLL-DO
20 21
FM-OUT
LC75372E
VOL/TONE
4.7
C303
10/50V
R301
2.7k
C304
10/50V
R302
2.7k
TUNER-L
TUNER-R
C213
0.47/50V
C308
100p
R306
22k
11.1
6.0
+
1234
C307
100p
R305
22k
CE07
0.068
4.7
4.7
4.7
QE01
4.7
4.7
DI(PLL-DO)
*
C310
10/50V
C314
100/16V
Q301
NJM4558DD
C309
10/50V
RE05
3.3K
CE01
0.022
44
4.7
4.7
4.7
4.7
34
4.7
R-CH
OUT
CE02
0.022
RE06
3.3K
C316
0.01
1k
CE13
10/50V
DTA114ES
+12V
R314
10k
CE05
10/50V
OUTL-CH
CE17
10/50V
CE15
10/50V
CE14
10/50V
Q203
/ETC
RV58
47k
+12V
10k
R313
C507
0.01
D201
R218
4.7k
C226
0.01
R210
3.3k
C212
1/50V
R207
100
1/4W
R214
47k
R304
22k
6.0
6.0
5678
+
+
-
-
0
6.06.0 6.0
R303
22k
RV51
3300P
CE03
111
4.7
4.7
4.7
4.7
4.7
4.7
4.7
4.7
4.7
33
3300P
CE04
CE0:ANALOG SW/PLL
CE1:ELE. V OL
R510
PLL-BLOCK
R504
R506
4.7k
1k
100/16V
C502
47p CH
X501
R216
27k
STRQ/MUTE
C233
100/16V
RV45
10k
RV46
10k
2SD2144
S/U/V
CV53
10/50V
RV55
RV56
1k
1k
RV57
QV51
47k
NJM2068DD
+
CE16
22/16V
CV56
100/16V
CE06
RV52
1k
10/50V
4.7k
R502
C505
2.2k
2.2/50
C508
22
24
21
23
0
VSS
LW
CE0
DI CLK DO
2.6 0.6 0 0 0 5.2 4.2 4.3
4 5 6 7 8 9 10 11 12
123
C501
47p CH
DI
CE0
R705
47k
C701
4.7/50V
QV05
0
2SD2144
0
S/U/V
C703
3300p
R703
100k
C704
3300p
0
DTA114ES
CV51
100pF
RV53
3.9k
--+
23714
CH
QV04
/ETC
CH
R704
100k
0
+12DB
INVERTER
CV54
10/50V
C702
4.7/50V
R706
12.0
RV59
220
100/16V0.01
47k
CV55CV57
0
QV06
56 8
RV54
3.9k
CV52
100pF
R505
1k
LC72130
20
CLK
C707
R707
2.2k
C705
33pF
CH
C706
33pF
+12V
12.0
QV03
DTC114ES
/ETC
0
+12V
001.01.52.6
DO
10/50V
CH
Q501
MUTE
R511
8.2k
C504
0.01
C511
0.01
PLL
1415
13
16171819
5.2
0.0
2.65.3
0.0
0
VDD
[5.1] [1 1.7]
(5.1)0(11.7)
0
0
5.2
FM
STRQ
D504
R746
-8.3
4.7k
D701
8.2V
R709
470
-8.3
0
+
8V
-B
IN
IN
G
+
123456789
0
R708
2.2k
C708
10/50V
C725
C726
10/50V
C709
10pF/500V
3300p
5p
C713
R711
47k
41.8
41.1
42.8
40.5
41.7
-
PHASE
ADJ.
IN
OUT
PHASE
IN
OUT
ADJ.
00
41.8
41.1
42.8
40.6
41.7
R712
47k
C714
5p
R710
CH
470
C710
C712
3300p
10pF/500V
R753
6.8
5.2
QN05
DTC114ES
/ETC
+12V
+12V
-12V
-12V
+6V
100/10V
D501
5.1V
R507
ST-IND
10KHZ
C510
100p
D702
15V
100/16V
C711
CH
-14.6
101112131415161718
-B
+B
42.8
R512
270
C503
1/4W
68k
FM
(MW)
[LW]
R508
R515
47k
10k
R513
10k
R509
22k
R745
3.3k
1W
R723
68k
IDLING
R715
100k
Q717
AN7062
C727
100/50V
R716
100k
R722
1.5k
IDLING
CURRENT
R724
68k
C728
100/50V
0
RN32
10K
POWER SUPPLY
C805
10/16V
+12V
87.5MHz
531KHz
152KHz
MAIN AMP(RMA)
R725
D705
68
*
D703
-42.1
*
Q703
2SC2240
-41.6
-1.2
R719
R729
1k
68
1.5k
R721
-0.5
Q705
ADJ.
CURRENT
ADJ.
R718
3.9k
D706
D704
R717
3.9k
41.7
Q701
2SA970
41.7
-0.5
R720
-41.6
*
*
1k
R714
2SC3419
1.1
R727
68
C717
100p
500V
42.242.3
R713
68
R739
100
68
Q702
2SA970
R728
Q706
2SC3419
-1.2
Q704
R730
2SC2240
R726
-42.2
68
R740
(RPS)
+20.3
OUT IN
Q801
+12V
C803
2200/35V
-21.4
R803
D809
12.0V
220
1W
C808
47/16V
-1.1
Q709
2SA1358
1.1
68
1.11.1
Q708
2SC3421
Q710
2SA1358
-1.1
68
100
+6V
POWER
1234
6V
C719
100p
500V
R731
C718
100p
500V
R732
C720
100p
500V
POWER
220
220
1W
1W
DN05
Q707
2SC3421
*
D801
D802
D803
*
D804
*
C804
470/35V
GND
P-DOWN
P-DOWN
GND
-0.6
0.6
2SC5196
44.5
0.6
-0.6
*
*
2SA1913
R/0
-0.6
R735
10
R737
0.18X2
3W
R733
10
0.5
Q711
R/Q
Q712
2SC5196
R/Q
0.6
0
R734
10
R738
0.18X2
3W
R736
10
0
-0.6
Q714
2SA1939
R/O
-44.4
RN31
22K
J802
WB01 TO JB01
-44.6
Q713
IDLING
CURRENT
T.P.
0
RN03
RN01
0
1K
HSS81
DN02
HSS81
RN02
1K
RN04
1K
IDLING
CURRENT
T.P.
SPEAKER PROTECTOR DRIVE
QN04
TA7317P
RN17
150K
RN15
15K
D806
*
D805
*
C801
0.047
QD02
DTC144ES
6
RN25
10K
R751
330
1W
L701
1K
R747
0
220
0
QN01
2SC2240
DN01
44.0
R743
RN05
10
22K
RN07
2W
22K
RN11
R744
6.8K
RN06
22K
RN08
22K
44.0
0
QN02
2SC2240
0
L702
R748
220
.
ST
G
SUB
IN
MUTE
+B
OUT
9
0.6V
1.3V
3.0V
-0.8V
CN04
47/16V
CN03
RN21
2.7K
+12V
R802
1 1/4W
RD04
47K
J801
R801
1 1/4W
AC16.7V
RN14
10K
0V
-0.6V
RN16
C802
47K
0.047
TO POWER TRANSF. L001
LN02
10
2W
IN
AC16.7V
321
2SA970
1W
R752
330
C721C724C722
0.22/50V0.22/50V0.22/50V
C723
0.22/50V
IN
0V
47/16V
AC33.2V
456
QN07
44.0
12345678
QN03
2SA970
RN12
33K
IN
CN05
0.1
RN13
68K
2.2/50V
0V
RN24
CN02
AC33.2V
22K
DN04
CN01
*
10/50V
-0.6
RN09
68K
RN18
10K
D811
S4VB20
C811
0.01
RN10
68K
JA01
AM+B
7
GND
6
AMIF
5
MONO
4
ST
3
R-CH
2
L-CH
1
MUTE
JV06
RN20
10
RN19
-12V
10
QN06
2SA970
+12V
RN22
10K
RN23
10K
44.5
4700/50V
-44.6
500V
4700/50V
HEADPHONE PCB(RHP)
PT04
JT01
F ONLY
WA01
TO JA51
(PR04)
LGGR
C812
C813
SPEAKER
LN01
J702
J701
DN03
*
*
LGR
WV02
12 45
3
6
CLOSE
J703
*
JT02
*
L
1
G
2
R
3
4
5
CLOSE
6
N VERSION
J101
FM75
GND
AM
L
AUX1
R
L
CD
(AUX2)
R
L
IN
R
MD
(AUX3)
L
OUT
R
(AUX4)
L
IN
R
CDR
L
OUT
(SYSTEM)
R
IN
RC-5
OUT
R101
10k
1/2W
U-ONLY
STDIST
C216
100/16V
A101
ANTN.C GNDGND VT VDDIFOUT
12345678
MW-ANT
*
*
DA05
DA06
LW-ANT
TUNING VOLTAGE
FM 108MHz
87.5MHz
1.5V 8.0V
531KHz 1602KHz
MW
1.0V 7.1V
LW 152KHz
FREQ.
87.5MHz
282KHz
1.8V 5.8V
520KHz (10KHz STEP)
531KHz (9KHz STEP)
153KHz (1KHz STEP)
CV05-CV16:N ONLY
JV01
RV05
CV05
1k
RV21
220p
220k
RV22
CV06
220k
RV06
220p
1k
RV07
CV07
1k
RV23
220p
220k
RV24
CV08
220k
220p
RV08
1k
CV18
220p
JV02
RV09
CV09
1k
RV25
220p
220k
RV26
CV10
220k
220p
RV10
1k
RV11
CV11
RV27
100
220p
220k
RV28
CV12
220k
RV12
220p
100
CV19
0.1
RV13
CV13
1k
RV29
220p
220k
RV30
CV14
220k
RV14
220p
1k
RV15
CV15
100
RV31
220p
220k
RV32
220k
CV16
RV16
220p
JV03
CV20
100
CV27
0.1
RV41
0.1
RV17
47k
47
RV18
47k
CV17
0.01
DV02
+6V
1234
DV01
FUNCTION:CD
VOLUME:MINIMUM
FMFREQ.:87.5MHZ
DOOR:CLOSE
CLOCK:SET
LA01
5678
OSC
OUT
R201
0 0
C218
0.01
C202
0.01
CA01
0.01
QA03
2SD2144
S/U/V
QV07
TC7W14FU
PV04
(RTU)
(RTR)
R217
F201
RA01
10K
RA02
100K
RA05
2.2K
QA02
2SD2144
S/U/V
CV21
10/50V
CV22
10/50V
SYSTEM-RCH
SYSTEM-LCH
REMOTE SW
SYSTEM ON/OFF
R205
R203
1.5k
Q202
2SC1809S
P
*
R202
390
C201
0.01
1 1
CA03
15P CH
C223
330
0.01
SFE10.7MS3-A
R204
470
C237
0.01
F202
R206
6.8k
C219
10/50V
MW-OSC
C221
0.01
47k
RV36
47k
0
RA03
RV37
RV38
CD
1
0.047
+12V
10K
R221
100k
R222
100k
U,C
N,K
F
0
0
MD
S-IN
OUT
_MD
0
RA06
2.2K
RV33
100k
RV34
100k
-12V
RA04
47K
CV33
0.01
QV02
NJM4558DD
CV25
100p
CV26
100p
LW-OSC
DTA144ES
+9V
+
56 8
+12V
QA01
2SA608
SP/ETC
RA07
10K
DA01
QA05
/ETC
QA04
DTC114ES
MW:H
LW:L
BUFFER AMP
CV23
10/50V
RV35
23714
--+
CV24
10/50V
CV32
0.01
00000000000
CMR
AUX
123456789
00.5
DOOR MOTOR DRIVER
SV01
(RMO)
OFF
SYSTEM
008C
DOOR MOTOR
016C
LIMIT SW1
LIMIT SW2
016C
1234
1234
CLOSE
OPEN
LB1641
12345678910
0
0
11.9
1.3
0.7
11.9
220
RD01
RD02
DD01
390
56
56
021C
CD06
0.01
2.7K
JD01
CD01
0.1
(RMO)
7
SEP
FMMUTE
C222
1500P
R212
4.7k
C205
C204
1/50V
0.047
27282930
2.1 0.7 3.7 3.5 3.5 0 0 3.8 2.9 3.3 3.3 4.4 4.4 4.4 4.4
C203
0.047
FM/AM IF MPX
R211
10k
39MH
LA05
1
R215
C214
47/35V
26
C227
C209
1/50V
C220
2200p
C217
*
*
*
22
232425
Q201
LA1837
12345678910 111213 14 15
C206
10/50V
C215
0.027
0.015
R219
10k
2SC536
SP/ETC
AM IF
LA06
SFZ450JL3
Q206
C227C217 C301/302 R215
2200P 0.047
0.033
---
0.033 27K0.027
---
FA01
MONODIST
27K
68K
SD
C235
0.01
C207
100/16V
L201
R220
R208
100
2.7k
C208
0.047
:AUDIOL,R
:FML,R
:AML,R
VOL/TONE
FUNCTION
(RFU)
RV20
1k
_CDR
OUT
0.7
CD05
0.01
CV30
+12V
100/16V
RV42
100k
12
12
161718192021222324252627282930
S
RST
VDD
TUN
CDR
VEE
OUT
10 11 12 13 14 15
0000000
-12
QV01
LC78212
QD01
RD03
4.7
1/4W
0.5
+12V
CD03
0.01
CD02
220
/16V
JV04
100/16V
DI
CL VSS
CE0
0
000
CV31
-12V
RV19
1k
DI
CLK
CE0
12345678910111213141516171819
.
.
P.DOWN
D.CLOSE SW
D.MOTOR REV
D.MOTOR FWD.
SYSTEM IN/OUT
0.01
CV28
0.01
CV29
POWER
RE08
47K
MUTE
RC OUT
RE01
100
DE01DE02DE03
CE1
DI
CL
CE18
100/16V
+12V
+12V
RCIN
2/5CH_OUT(N.C)
WV01
TO JU01
(PU04)
C301
C311
2700p
*
L301
C302
*
C312
2700p
RCH
LCH
LCH
RCH
16
1820 1921
17
(4.2)(4.5)(1.9)
7.67.53.800.21.38.68.75.25.203.63.68.73.6
AMST OP
47
RA11
5.6K
C234
4.7/50V
D202
9.1V
Q204
DTC144ES
CA18
4.7/50V
C236
0.01
R213
0.01
C210
FM AM IF/MPX
TUNER(RTU)
C306
R310
10/50V
220
+12V
C315
R308
0.01
100k
R311
150
(RVR)
CE11
CE19
0.01
CE0
DI
DO
CE0
R309
220
D.OPEN SW.
RE07
47K
CLK
10/50V
12
9.8
22
CL
VDD
CE1
DI
CL
0
VSS
23
CE12
10/50V
GND
C305
10/50V
R307
100k
RE03RE04
10K10K
CE09CE10
470P470P
0.068
CE1
+6V
SD
CE1
+6V
L302
2.2/50V
R209
4.7k
100/16V
4.7
4.7
CE08
20 21
FM-OUT
C211
C313
LC75372E
VOL/TONE
4.7
PLL-DO
C303
10/50V
R301
2.7k
C304
10/50V
R302
2.7k
TUNER-L
TUNER-R
C213
0.47/50V
C308
100p
E,N:47K
F,K,U:22K
R306
11.1
6.0
+
1234
C307
100p
R305
E,N:47K
F,K,U:22K
CE07
0.068
4.7
4.7
4.7
QE01
4.7
4.7
DI(PLL-DO)
+12V
+12V
10k
Q203
/ETC
RV58
47k
10k
R313
PLL-BLOCK
47p CH
R216
27k
C233
100/16V
RV55
1k
RV57
47k
CE16
22/16V
RV52
1k
4.7
4.7
R214
47k
6.0
+
-
6.06.0 6.0
R303
3300P
CE03
4.7
4.7
3300P
CE04
C507
0.01
DTA114ES
D201
*
R218
4.7k
C226
0.01
R210
3.3k
C212
1/50V
R207
100
1/4W
C310
10/50V
R304
C314
22k
100/16V
6.0
5678
+
Q301
R314
-
NJM4558DD
0
C316
0.01
22k
C309
10/50V
1k
RV51
CE05
RE05
10/50V
3.3K
CE01
0.022
CE13
111
10/50V
4.7
4.7
4.7
44
OUTL-CH
4.7
CE17
10/50V
4.7
4.7
4.7
CE15
10/50V
34
4.7
4.7
4.7
CE14
33
10/50V
R-CH
OUT
CE02
0.022
RE06
3.3K
CE0:ANALOG SW/PLL/RDS
CE1:ELE.VOL
C502
R506
1k
D503
CE06
10/50V
R510
4.7k
R504
4.7k
C508
100/16V
24
X501
2.6 0.6 0 0 0 5.2 4.2 4.3
123
C501
47p CH
STRQ/MUTE
QV05
0
2SD2144
0
S/U/V
RV45
10k
0
RV46
0
10k
QV06
2SD2144
S/U/V
QV04
DTA114ES
/ETC
CV51
CV53
100pF
10/50V
CH
RV56
RV53
1k
3.9k
QV51
NJM2068DD
56 8
+
--+
23714
RV54
3.9k
CV56
100/16V
CV52
100pF
CH
R502
C505
2.2k
2.2/50
R505
1k
Q501
LC72130
20
22
21
23
0
VSS
LW
CE0
001.01.52.6
DI CLK DO
4 5 6 7 8 9 10 11 12
MUTE
R511
DO
CLK
DI
R703
100k
R704
100k
0
+12DB
INVERTER
CV54
10/50V
CE0
4.7/50V
4.7/50V
R705
C701
C703
3300p
C704
3300p
C702
R706
12.0
RV59
100/16V0.01
47k
47k
220
R707
2.2k
C705
33pF
12.0
QV03
DTC114ES
/ETC
+12V
CV55CV57
8.2k
C707
10/50V
CH
C706
33pF
CH
+12V
0
C504
0.01
C511
PLL
0.0
0
D701
8.2V
R709
470
-8.3
0
+
8V
-B
G
123456789
0
R708
2.2k
C708
10/50V
0.01
1415
13
16171819
5.2
0.0
2.65.3
VDD
[5.1] [11.7]
(5.1)0(11.7)
0
5.2
FM
STRQ
D504
R746
-8.3
4.7k
C725
C726
10/50V
C709
3300p
10pF/500V
C713
5p CH
R711
47k
41.8
41.1
42.8
40.5
41.7
-
PHASE
ADJ.
IN
IN
OUT
PHASE
IN
IN
+
-
00
ADJ.
41.8
+6V
41.1
R710
470
C710
3300p
R753
6.8
C735
0.01
N ONLY
5.2
DTC1
42.8
QN05
/ETC
+12V
-12V
OUT
40.6
41.7
R712
47k
C714
5p
CH
10pF/500V
14ES
+12V
-12V
D501
5.1V
ST-IND
0
10KHz
C510
100p
D702
15V
100/16V
C711
-14.6
101112131415161718
-B
+B
42.8
C712
C503
100/10V
R507
68k
R515
10k
Q717
0
10/16V
R509
22k
AN7062
C805
R512
270
1/4W
(MW)
[LW]
R508
47k
R513
10k
100/50V
IDLING
100/50V
RN32
10K
FM
R745
3.3k
R723
68k
IDLING
R715
100k
C727
R716
100k
R722
1.5k
CURRENT
R724
68k
C728
+12V
87.5MHz
531KHz
152KHz
MAIN AMP(RMA)
R725
D705
68
*
1W
D703
-42.1
*
Q703
2SC2240
-41.6
-1.2
R721
ADJ.
CURRENT
R718
3.9k
ADJ.
-41.6
D704
D706
*
*
-0.5
R717
3.9k
41.7
41.7
-0.5
R719
1.5k
R720
R714
1k
Q709
R729
1k
2SA1358
68
Q705
2SC3419
1.1
R727
68
Q701
2SA970
C717
100p
42.242.3
500V
R713
68
R739
100
68
Q702
2SA970
R728
68
Q708
2SC3421
Q706
2SC3419
-1.2
2SA1358
Q704
R730
2SC2240
68
R726
-42.2
68
R740
100
POWER SUPPLY
(RPS)
+20.3
OUT IN
Q801
+12V
C803
2200/35V
-21.4
R803
220
C808
47/16V
D809
12.0V
1W
+6V
1234
6V
-1.1
1.1
1.11.1
Q710
-1.1
C719
100p
500V
R731
C718
100p
500V
C720
100p
500V
POWER
POWER
220
1W
R732
220
1W
Q707
DN05
*
D803
470/35V
P-DOWN
P-DOWN
2SA1913
-0.6
0.6
2SC5196
2SC3421
44.5
2SC5196
0.6
-0.6
2SA1939
D801
*
D802
*
*
D804
C804
GND
GND
R/0
-0.6
R735
R737
0.18X2
Q711
R/Q
Q712
R/Q
0.6
R738
0.18X2
-0.6
Q714
R/O
-44.4
*
J802
WB01 T
3W
0.5
R734
3W
R736
10
R733
10
10
10
RN31
JA01
AM+B
7
GND
6
AMIF
5
MONO
FONLY
4
ST
WA01
3
R-CH
TO JA51
2
L-CH
(PR04)
1
MUTE
JV06
QN07
2SA970
RN25
RN24
10K
22K
-44.6
Q713
IDLING
CURRENT
T.P.
0
RN03
1K
0
RN01
0
1K
DN01
HSS81
RN05
22K
RN06
22K
DN02
HSS81
RN02
0
1K
0
RN04
1K
IDLING
0
CURRENT
T.P.
SPEAKER PROTECT OR DRIVE
QN04
22K
TA7317P
+B
9
1.3V
3.0V
RN17
150K
RN16
47K
RN15
15K
RN21
2.7K
D806
*
D805
*
C801
0.047
C802
0.047
+12V
QD02
DTC144ES
O JB01
LN02
R751
330
1W
1W
R752
330
L701
R747
0
C721C724C722
220
0.22/50V0.22/50V0.22/50V
QN01
2SC2240
C723
44.0
0.22/50V
R743
10
RN07
2W
22K
R744
RN11
10
6.8K
2W
QN02
L702
R748
220
OUT
0.6V
ST.
SUB
-0.8V
R801
1 1/4W
AC16.7V
G
RN14
10K
0V
CN03
-0.6V
IN
47/16V
AC16.7V
321
44.0
2SA970
IN
12345678
0V
AC33.2V
456
QN03
IN
0V
MUTE
RN08
22K
44.0
2SC2240
0
IN
CN04
47/16V
R802
1 1/4W
RD04
47K
J801
TO POWER TRANSF. L001
RN12
33K
RN13
68K
CN02
2.2/50V
AC33.2V
DN04
CN01
*
10/50V
-0.6
RN09
CN05
0.1
S4VB20
68K
D811
RN18
10K
RN22
10K
RN10
68K
44.5
-44.6
C811
0.01
500V
HEADPHONE PCB(RHP)
JT01
C729/C730/C733/C734:N ONLY
C733
0.01
RN20
10
RN19
-12V
10
2SA970
+12V
RN23
10K
PT04
C729
0.01
QN06
C734
0.01
4700/50V
C812
C813
4700/50V
CT11
1000p
SPEAKER
L GGR
LN01
N ONLY
N ONLY
CT03
0.1U
CT12
1000p
WT01
C730
0.01
J701
J702
DN03
*
*
LGR
WV02
12 45
3
6
CLOSE
J703
*
JT02
*
L
1
G
2
R
3
4
5
CLOSE
6
8
L78MR06
+
UN-INS.UB02
1P SW.
T1.25A 250V
TRANSF.
+6V
POW
P-D
GND
PB04
+
+
+
AC INLET
AC OUTLET
2P SW.
2P UN.SW.
FB01
WA327J200-0
C
I
REPLACE ONLY WITH THE
OF FUSE.
SAME TYPE AND RATING
AGAINST FIRE HAZARD,
FOR CONTINUED PROTECTION
CAUTION:
IN
1
JB03
JB06
CB06
JB04
JB05
JB07
UB04
RB02
QB03
CB05
UB03
UB02
UB01
DB06
DB05
RB08
RB03
RB05
RB04
RB06
DB03
DB04
DB01
DB02
CB04
CB03
LB02
LB01
JB02
JB01
CB02
CB01
QB02
QB01
RB01
RB07
PB04
QB03 QB02 QB01
Z005
AC
JB03
AC INLET
AC-OUTLET
UNSWITCHED
N,U,F
ONLY
CB01
0.01
250V
JB06
LB02
LB01
G5PA-1
TV-5
JB04
FB01
T1.25A
250V
JB05
AC12.8V
0V
QB03
2SC2705
CB05
0.01
DB04
1D3
DB06
RB07
22
1/4W
1D3
DB03
1D3
DB02
0.7V
1D3
12.5V
DB01
1D3
RB06
4.7K
RB05
100K
RB02
1
4.8V
CB02
1000
/25V
QB02
DTC114TS
RB04
100K
QB01
+6V
12V
+6V
CB03
4.7/50V
PB04
(RPB)
DB05
1D3
CB04
1
/50V
L78MR06
5.0V
5.0V
5.9V
RB03
CB06
10/50V
10K
JB01
1
+6V
23
POWER
P-DOWN
4
GND
WB01
TO J802 (PV04)
JB07
RB01
2.2M
1/2W
U ONLY
JB02
9
L001
YEL
BLK
YEL
ORG
GRY
ORG
1
23
TO J801 (PV04)
654
10
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