Page 1
SERVICE MANUAL
STEREO INTEGRATED AMPLIFIER
■
BLOCK DIAGRAM
SCHEMATIC DIAGRAM
AX4103
CONTENTS
SPECIFICATION
WIRING DIAGRAM
TROUBLESHOOTING
MECHANICAL PARTS LIST
EXPLODED VIEW
ELECTRICAL PARTS LIST
Page 2
★ MECHANICAL PARTS LIST (AX4103)
♣ Parts without Parts NO are not supplied.
Parts without version mentioned are common ones.
DESCRIPTION
NO. Q'TY PARTS NO.
PACKAGE
INSTRUCTION MANUAL 5707210550010
WARRANTY CARD 5727041620020
BOX, INNER CARTON 6017040120570
CUSHION, SNOW 6230043714010
FILM SOFT PE 6320040052010
POLY BAG, 330*240*0.05 6330040062010
REMOCON 8300102000010
BATTERY, DRY G670011R50000
CABINET & CHASSIS
1 PANEL, FRONT 1 3067210721020
2 DECORATION, COVER 1 5127210201000
3 WINDOW, DISPLAY 1 5077210753000
4 BUTTON, 4-KEY 1 5090211461000
5 BUTTON, 3-KEY 2 5090211441000
7 BUTTON, SPKR 1 5090211451000
8 BADGE, SHERWOOD 1 5637210031010
9 INDICATOR, GUIDE LED 1 5160041003010
10 KNOB, VOLUME 1 5080210281000
11 CHASSIS, MAIN 1 3200200026010
12 CHASSIS, BACK 1 3207210866200
13 CABINET, TOP 1 3007041236060
14 FOOT PL (H.S) 2 4007040201010
15 FOOT PL 2 4000040201010
16 CUSHION 1 4050044565010
17 SPACER, KNOB 6 4300040561010
21 BUTTON, POWER PUSH 1 5090211571000
A SW, ENCODER (EC16B24304) 1 G121162430400
B SW, TACT (SKQNAF) 17 G180000210030
C DISPLAY, FLT 1 K530073800010
D JACK, D6.5 1 G402040161330
E STOPPER CORD 1 4380040162010
F CORD ASS'Y 1 L06804009001C
G REMOCON MODULE, NJL64H380A 1 E940643800000
H 2SD2390-Y, NPN 2 J5032390Y0000
I 2SD947F, NPN 2 J503947F00000
J 2SB1560-Y, PNP 2 J5011560Y0000
K TER.BOARD PUSH 8P 1 G598041680010
L TER.RCA 6PIN 2 G603060046020
N POWER TRANS, 230V/50Hz 1 8200740530010
O CABLE,FLAT CARD 1 L301181270010
P POWER SOCKET 1 G435040110000
Q TER.RCA 2PIN 1 G601200430040
S POSISTOR 1 F320101020010
T SW, POWER PUSH 1 G000122006030
SCREWS
S1 SCREW, +2S 3*8 B-TYPE ZNY/BH 35 B020030081B10
S2 SCREW, +2S 3*8 B-TYPE BK/BH 12 B020030083B10
S3 SCREW, +2S 3*10 B-TYPE(DOT) BK/BH 8 B020030103B11
S4 SCREW, 3X18 B-TYPE ZNY/BH 6 B020030181B10
S5 SCREW, +3S 4*10 P+S-WASHER ZNY/BH 4 B028940101B10
S6 SCREW, +3S 4*8 BK/BH 4 B020940083B10
S7 SCREW, 3X18 B-TYPE ZNY/BH 6 B020030181B10
S8 SCREW, +2S 3*8 B-TYPE ZNY/BH 1 B020030081B10
Page 3
★ ELECTRICAL PARTS LIST (AX4103)
♣ Parts without Parts NO are not supplied.
Parts without version mentioned are common ones.
DESCRIPTION
REF NO. Q'TY PARTS NO.
PCB1 ASSEMBLY P.C.BOARD MAIN 7025HA0101010
CAPACITORS
C101L/R CERAMIC HIK AXIAL 220 pF 50V K 2 D005221277520
C102 CERAMIC HIK AXIAL 0.047 uF 50V K 1 D005473597520
C102L/R ELECT GE 85C 4.7 uF 50V M 2 D0404R7087100
C103L/R ELECT GE 85C 4.7 uF 50V M 2 D0404R7087100
C104L/R CERAMIC HIK AXIAL 220 pF 50V K 2 D005221277520
C105L/R CERAMIC HIK AXIAL 220 pF 50V K 2 D005221277520
C106L/R ELECT GE 85C 4.7 uF 50V M 2 D0404R7087100
C107L/R CERAMIC HIK AXIAL 220 pF 50V K 2 D005221277520
C108L/R CERAMIC HIK AXIAL 220 pF 50V K 2 D005221277520
C109L/R ELECT GE 85C 4.7 uF 50V M 2 D0404R7087100
C110L/R CERAMIC HIK AXIAL 220 pF 50V K 2 D005221277520
C111L/R CERAMIC HIK AXIAL 220 pF 50V K 2 D005221277520
C113L/R ELECT GE 85C 4.7 uF 50V M 2 D0404R7087100
C114L/R ELECT GE 85C 4.7 uF 50V M 2 D0404R7087100
C115L/R ELECT GE 85C 4.7 uF 50V M 2 D0404R7087100
C116 ELECT GE 85C 22 uF 16V M
C117L/R FILM POLYESTER 0.0027 uF 100V J 2 D02027206C060
C118L/R FILM POLYESTER 0.1 uF 63V K 2 D020104078060
C119L/R FILM POLYESTER 0.1 uF 63V K 2 D020104078060
C120 CERAMIC HIK AXIAL 0.1 uF 50V Z 1 D005104597530
C121 ELECT GE 85C 22 uF 16V M 1 D040220083070
C122/C123 CERAMIC HIK AXIAL 100 pF 50V K 2 D005101177520
C122L/R ELECT GE 85C 4.7 uF 50V M 2 D0404R7087100
C201 CERAMIC HIK AXIAL 0.01 uF 16V M 1 D005103773530
C202 CERAMIC HIK AXIAL 0.001 uF 50V K 1 D005102177530
C203 ELECT GE 85C 330 uF 10V M 1 D040331082060
C302L/R ELECT GE 85C 10 uF 35V M 2 D040100085100
C303L/R CERAMIC HIK AXIAL 680 pF 50V K 2 D005681177520
C304L/R CERAMIC HIK DISC 0.0022 uF 1KV K 2 D00422227Q010
C305L/R CERAMIC T.C DISC 33 pF 500V J 2 D00033006D050
C306L/R ELECT GE 85C 100 uF 10V M 2 D040101082060
C308L/R CERAMIC HIK AXIAL 0.001 uF 50V K 2 D005102177530
C309L/R ELECT GE 85C 47 uF
C310L/R ELECT GE 85C 10 uF 50V M 2 D040100087050
C311L/R CERAMIC HIK DISC 100 pF 500V K 2 D00410106D050
C312L/R CERAMIC HIK DISC 100 pF 500V K 2 D00410106D050
C313L/R CERAMIC HIK AXIAL 0.022 uF 25V Z 2 D005223594520
C314L/R FILM POLYESTER 0.047 uF 100V J 2 D02047306C060
C315L/R FILM POLYESTER 0.0047 uF 100V J 2 D02047206C060
C316L/R FILM POLYESTER 0.0047 uF 100V J 2 D02047206C060
C318L/R FILM POLYESTER 0.0047 uF 100V J 2 D02047206C060
C320 ELECT GE 85C 470 uF 10V M 1 D040471082060
C331 ELECT GE 85C 10 uF 50V M 1 D040100087050
C413 CERAMIC HIK AXIAL 0.047 uF 50V K 1 D005473597520
C414 CERAMIC HIK AXIAL 220 pF 50V K 1 D005221277520
C501 CERAMIC HIK AXIAL 0.01 uF 16V M 1 D005103773530
C502 ELECT GE 85C 47 uF 50V M 1 D040470087060
50V M 2 D040470087060
1 D040220083070
3쪽
Page 4
REF NO. Q'TY PARTS NO.
DESCRIPTION
C505-C508 FILM POLYESTER
0.022 uF 100V J 4
D02022306C060
DE1307-1E472M-KH
C509/C510 ELECT GE 85C 4700 uF 50V M 2 D040472087000
C511 ELECT GE 85C 1 uF 50V M 1 D040010087080
C512 ELECT GE 85C 470 uF 10V M 1 D040471082060
C513 ELECT GE 85C 1 uF 50V M 1 D040010087080
C514 CERAMIC AC(SAFETY) 1 D008472089010
C516 ELECT GE 85C 47 uF 25V M 1 D040470084070
C517 ELECT GE 85C 470 uF 35V M 1 D040471085230
C520-C522 FILM POLYESTER 0.022 uF 100V J 3 D02022306C060
C526 CERAMIC HIK AXIAL 0.01 uF 16V M 1 D005103773530
C527 CERAMIC HIK AXIAL 0.047 uF 50V K 1 D005473597520
C528 ELECT GE 85C 10 uF 50V M 1 D040100087050
C529 ELECT GE 85C 3.3 uF 50V M 1 D0403R3087050
C530 ELECT GE 85C 100 uF 16V M 1 D040101083070
C535 FILM POLYESTER 0.022 uF 100V J 1 D02022306C060
C536 ELECT GE 85C 470 uF 35V M 1 D040471085230
C538-C540 CERAMIC HIK AXIAL 0.1 uF 50V Z 3 D005104597530
C541 CERAMIC HIK AXIAL 0.01 uF 16V M 1 D005103773530
C542 CERAMIC HIK AXIAL
C550 CERAMIC HIK AXIAL 0.1 uF 50V Z 1 D005104597530
C601L/R ELECT GE 85C 4.7 uF 50V M 2 D0404R7087100
C602L/R ELECT GE 85C 22 uF 16V M 2 D040220083070
C603L/R CERAMIC T.C AXIAL 56 pF 50V J 2 D001560067520
C604L/R CERAMIC HIK AXIAL 560 pF 50V K 2 D005561277520
CONNECTORS
CP210 CN.WAFER 2.5MM (2P) 1 L102526700200
CP301 CN.WAFER 2.0MM (4P) 1 L101530140410
CP401 CN.FPC 1.25MM (27P) 1 L131520452745
CP406 CN.WAFER 2.0MM (2P) 1 L101530140210
CP500 CN.WAFER 3.96MM 1 L104353280200
CP501 CN.WAFER 3.96MM 1 L104353280300
CP501A CN.WAFER 2.5MM (3P) 1 L102526700300
CP502 CN.WAFER 3.96MM 1 L104353280200
CP503 CN.WAFER 7.92MM (2P) 1 L108039602010
CP505 CN.WAFER 3.96MM 1 L104353280200
PN101 CN.WAFER 2.0MM (13P) 1 L101353361310
DIODES
D105/D106 1SS133T, SWITCHING 2 K000013300520
D210 1SS133T, SWITCHING 1 K000013300520
D301L/R 1SS133T, SWITCHING 2 K000013300520
D302-D304 1SS133T, SWITCHING 3 K000013300520
D306/D307 1SS133T, SWITCHING 2 K000013300520
D404-D406 1SS133T, SWITCHING 3 K000013300520
D502-D505 IN4007, SWITCHING 4 K000400700520
D514/D515 1SS133T, SWITCHING 2 K000013300520
D516-D519 IN4007, SWITCHING 4 K000400700520
D520 1SS133T, SWITCHING 1 K000013300520
D521-D523 IN4007, SWITCHING
D525-D528 1N5402, RECTIFIER 1N 4 K040540200020
DZ101 MTZJ10B, ZENER 1 K06010R044520
DZ201 MTZJ5.1B, ZENER 1 K06005R144520
DZ210 MTZJ9.1B, ZENER 1 K06009R144520
0.047 uF 50V K 1 D005473597520
3 K000400700520
4쪽
Page 5
REF NO. Q'TY PARTS NO.
DESCRIPTION
DZ301 MTZJ5.1B, ZENER
1 K06005R144520
R204 CARBON FILM 560 ohm 1/5W J 1 C00005616P520
DZ501 MTZJ15B, ZENER 1 K06015R044520
DZ502 MTZJ4.3B, ZENER 1 K06004R344520
DZ512 MTZJ30B, ZENER 1 K06030R044520
INTEGRATED CIRCUITS
IC101 LC75343M, LINEAR EQ 1 J123753430010
IC501 NJM7805FA, REGULATOR 1 J126780500130
IC502 NJM7815FA, REGULATOR 1 J126781500050
IC601 NJM2068DD, LINEAR OP 1 J121206800000
COILS
L301L/R INDUCTOR COIL, 0.5UH 2 D330R50000000
TRANSISTORS
Q101L/R KTC2874B, NPN 2 J502287400010
Q102/Q103 DTA114YS, PNP 2 J6000114Y0010
Q104L/R KTC2874B, NPN 2 J502287400010
Q201/Q202 KTC3198Y, NPN 2 J5023198Y0000
Q203 KTA1266-GR, PNP 1 J5001266G0060
Q302L/R KSA992F, PNP 2 J5000992F0050
Q303L/R KSA992F, PNP 2 J5000992F0050
Q304L/R KSC1845F, NPN 2 J5021845F0000
Q308L/R KSC1845F, NPN 2 J5021845F0000
Q313 DTC114YS, NPN 1 J6020114Y0050
Q314L/R KTC2874B, NPN 2 J502287400010
Q315 DTC114YS, NPN 1 J6020114Y0050
Q319 DTA114YS, PNP 1 J6000114Y0010
Q320 DTC114YS, NPN 1 J6020114Y0050
Q501 KTA1273Y, PNP 1 J5001273Y0050
Q502 DTC114YS, NPN 1 J6020114Y0050
RESISTORS
R101L/R CARBON FILM 220 ohm 1/5W J 2 C00002216P520
R102L/R CARBON FILM 82 kohm 1/5W J 2 C00008236P520
R103L/R CARBON FILM 220 ohm 1/5W J 2 C00002216P520
R104L/R CARBON FILM 82 kohm 1/5W J 2 C00008236P520
R105L/R CARBON FILM
R106L/R CARBON FILM 82 kohm 1/5W J 2 C00008236P520
R107L/R CARBON FILM 220 ohm 1/5W J 2 C00002216P520
R108L/R CARBON FILM 10 kohm 1/5W J 2 C00001036P520
R109L/R CARBON FILM 2.2 kohm 1/5W J 2 C00002226P520
R110L/R CARBON FILM 220 ohm 1/5W J 2 C00002216P520
R111L/R CARBON FILM 82 kohm 1/5W J 2 C00008236P520
R113L/R CARBON FILM 2.2 kohm 1/5W J 2 C00002226P520
R114L/R CARBON FILM 3.3 kohm 1/5W J 2 C00003326P520
R115L/R CARBON FILM 220 ohm 1/5W J 2 C00002216P520
R116L/R CARBON FILM 10 kohm 1/5W J 2 C00001036P520
R117L/R CARBON FILM 220 ohm 1/5W J 2 C00002216P520
R118L/R CARBON FILM 82 kohm 1/5W J 2 C00008236P520
R119L/R CARBON FILM 3.3 kohm 1/5W J 2 C00003326P520
R121L/R CARBON FILM 7.5 kohm 1/5W J 2 C00007526P520
R122 CARBON FILM 100 ohm 1/5W J 1 C00001016P520
R201 CARBON FILM 4.7 kohm 1/5W J 1 C00004726P520
R202 CARBON FILM 3.3 kohm 1/5W J 1 C00003326P520
R203 CARBON FILM 22 kohm 1/5W J 1 C00002236P520
220 ohm 1/5W J 2 C00002216P520
5쪽
Page 6
REF NO. Q'TY PARTS NO.
DESCRIPTION
R205 CARBON FILM
6.8 kohm 1/5W J 1 C00006826P520
R515 METAL FILM 100PPM 0.22 ohm 1W J 1 C060R22065050
R206 CARBON FILM 10 kohm 1/5W J 1 C00001036P520
R210 CARBON FILM 33 kohm 1/5W J 1 C00003336P520
R211 CARBON FILM 1 kohm 1/5W J 1 C00001026P520
R304L/R CARBON FILM 220 ohm 1/5W J 2 C00002216P520
R305L/R CARBON FILM 33 kohm 1/5W J 2 C00003336P520
R306L/R CARBON FILM 10 kohm 1/5W J 2 C00001036P520
R307L/R CARBON FILM 470 kohm 1/5W J 2 C00004746P520
R308L/R CARBON FILM 33 kohm 1/5W J 2 C00003336P520
R309L/R CARBON FILM 1.5 kohm 1/5W J 2 C00001526P520
R310L/R CARBON FILM 1.2 kohm 1/5W J 2 C00001226P520
R311L/R CARBON FILM 470 ohm 1/5W J 2 C00004716P520
R312L/R CARBON FILM 47 kohm 1/5W J 2 C00004736P520
R313L/R CARBON FILM 1.5 kohm 1/5W J 2 C00001526P520
R314L/R CARBON FILM 2.7 kohm 1/5W J 2 C00002726P520
R315L/R METAL FILM 100PPM 5.6 kohm 1W J 2 C060056265050
R316L/R METAL FILM 100PPM 5.6 kohm 1W J 2 C060056265050
R317L/R METAL FILM 100PPM 4.7 ohm 1/4W J
R318L/R METAL FILM 100PPM 100 ohm 1/4W J 2 C060010163050
R319L/R METAL FILM 100PPM 4.7 ohm 1/4W J 2 C0604R7063050
R320L/R METAL FILM 100PPM 0.47 ohm 2W J 2 C060R47066050
R321L/R METAL FILM 100PPM 0.47 ohm 2W J 2 C060R47066050
R322L/R METAL FILM 100PPM 0.47 ohm 2W J 2 C060R47066050
R323L/R METAL FILM 100PPM 0.47 ohm 2W J 2 C060R47066050
R324L/R CARBON FILM 180 kohm 1/5W J 2 C00001836P520
R325L/R CARBON FILM 15 kohm 1/5W J 2 C00001536P520
R326L/R CARBON FILM 10 kohm 1/5W J 2 C00001036P520
R327L/R CARBON FILM 2.2 kohm 1/5W J 2 C00002226P520
R328L/R METAL FILM 100PPM 10 ohm 1W J 2 C060010065050
R331 METAL FILM 100PPM 10 ohm 1W J 1 C060010065050
R341L/R METAL FILM 100PPM 10 ohm 1W J 2 C060010065050
R342L/R CARBON FILM 22 kohm 1/5W J 2 C00002236P520
R343L/R METAL FILM 100PPM 820 ohm 1W J 2 C060082165050
R345/R346 METAL FILM 100PPM 100 ohm 1W J 2 C060010165060
R351L/R CARBON FILM 220 kohm
R352L/R CARBON FILM 10 kohm 1/5W J 2 C00001036P520
R353L/R CARBON FILM 2.2 kohm 1/5W J 2 C00002226P520
R355 CARBON FILM 3.3 Mohm 1/5W J 1 C00003356P520
R356 CARBON FILM 220 kohm 1/5W J 1 C00002246P520
R357 CARBON FILM 47 kohm 1/5W J 1 C00004736P520
R358-R360 METAL FILM 100PPM 1.2 kohm 1W J 3 C060012265050
R361 METAL FILM 100PPM 100 ohm 1W J 1 C060010165060
R362L/R CARBON FILM 1.5 kohm 1/5W J 2 C00001526P520
R439 CARBON FILM 82 kohm 1/5W J 1 C00008236P520
R462 CARBON FILM 220 ohm 1/5W J 1 C00002216P520
R501 CARBON FILM 2.2 kohm 1/5W J 1 C00002226P520
R506 METAL FILM 100PPM 10 ohm 1W J 1 C060010065050
R508 METAL FILM 100PPM 560 ohm 1W J 1 C060056165050
R509 CARBON FILM 1.2 kohm 1/5W J 1 C00001226P520
R510 CARBON FILM 150 ohm 1/5W J 1 C00001516P520
R513 CARBON FILM 47 kohm 1/5W J 1 C00004736P520
R514 CARBON FILM
2 C0604R7063050
1/5W J 2 C00002246P520
4.7 kohm 1/5W J 1 C00004726P520
6쪽
Page 7
REF NO. Q'TY PARTS NO.
DESCRIPTION
R516 METAL FILM 100PPM
68 ohm 1/4W J 1
C060068063050
C411 ELECT GE 85C 22 uF 50V M 1 D040220087100
R518 METAL FILM 100PPM 560 ohm 1W J 1 C060056165050
R531-R533 CARBON FILM 51 kohm 1/5W J 3 C00005136P520
R535-R537 CARBON FILM 27 kohm 1/5W J 3 C00002736P520
R538 CARBON FILM 10 kohm 1/5W J 1 C00001036P520
R540/R541 METAL FILM 100PPM 0.22 ohm 1W J 2 C060R22065050
R601L/R CARBON FILM 47 kohm 1/5W J 2 C00004736P520
R602L/R CARBON FILM 10 kohm 1/5W J 2 C00001036P520
R603L/R CARBON FILM 47 kohm 1/5W J 2 C00004736P520
R604L/R CARBON FILM 22 kohm 1/5W J 2 C00002236P520
R605L/R CARBON FILM 100 ohm 1/5W J 2 C00001016P520
R606L/R CARBON FILM 1 kohm 1/5W J 2 C00001026P520
RELAYS
RLY301-RLY303 RELAY, G5PA-28 12V 3 G680120528010
RLY501 RELAY, HR-CR7-DC12V/10A 1 G680000210000
MISCELLANEOUS
FUSE501 FUSE, 250V-T1.6A 1 G650162251160
GT1-GT4 TERMINAL 4 3790040876010
J101-J114 CN,WIRE 1P 14 L045084006040
J116-J138 CN,WIRE 1P 23 L045084006040
J140-J143 CN,WIRE 1P 4 L045084006040
J149-J158 CN,WIRE 1P 10 L045084006040
JK108 TER.RCA 2PIN 1 G601200440010
P101/P102 FUSE CLIP 2 G645000050010
T502 TRANS ST/BY, 230V/50Hz 1 8201280000011
PCB1-1 ASSEMBLY P.C.BOARD HAED PHONE
C317L/R CERAMIC HIK AXIAL 0.001 uF 50V K 2 D005102177530
C330 CERAMIC HIK AXIAL 0.022 uF 25V Z 1 D005223594520
CN301 CN.WIRE 250MM (4P) 1 L000251040060
GW1 RING.TER WIRE 120MM (1P) 1 8410121220040
R344L/R CARBON FILM 10 ohm 1/5W J 2 C00001006P520
JACK, D6.5 1 G402040161330
PCB1-2 ASSEMBLY P.C.BOARD GUIDE A
J701-J706 CN,WIRE 1P 6 L045084006040
PCB1-3 ASSEMBLY P.C.BOARD GUIDE B
C1/C2 CLAMP 2 4330000120000
J708-J712 CN,WIRE 1P 5 L045084006040
PCB1-4 ASSEMBLY P.C.BOARD AC OUTLET
CN505 CN.WIRE 120MM (2P) 1 L000121020050
FUSE502 FUSE, 250V-T6.3A 1 G650632251160
P103/P104 FUSE CLIP 2 G645000050010
POWER SOCKET 1 G435040110000
PCB1-5 ASSEMBLY P.C.BOARD SW
CN500 CN.WIRE 450MM (2P) 1 L000451020010
SW500 SW, PUSH (SDDL-005-S) 1 G000122006030
PCB2 ASSEMBLY P.C.BOARD FRONT 7025HA0101011
CAPACITORS
C401 ELECT GE 85C 100 uF 10V M 1 D040101082070
C402 DOUBLE LAYER(70) 0.1 F 150UA 5.5V 1 D090104800010
C404 CERAMIC HIK AXIAL 0.001 uF 50V K 1 D005102177530
C405 ELECT GE 85C 1 uF 50V M 1 D040010087050
C406 ELECT GE 85C 2.2 uF 50V M 1 D0402R2087100
C408 CERAMIC HIK AXIAL 0.022 uF 25V Z 1 D005223594520
C409/C410 CERAMIC HIK AXIAL
100 pF 50V K 2 D005101177520
7쪽
Page 8
REF NO. Q'TY PARTS NO.
DESCRIPTION
C412 ELECT GE 85C
47 uF 10V M 1 D040470082230
MISCELLANEOUS
C415/C416 FILM POLYESTER 0.1 uF 63V K 2 D020104078060
C417-C422 CERAMIC HIK AXIAL 0.1 uF 50V Z 6 D005104597530
CN401 CN.FPC 1.25MM (27P) 1 L131524922720
CN402 CN.WIRE 100MM (3P) 1 L000101030080
CN404 CN.WIRE 100MM (2P) 1 L000101020100
CN406 CN.WIRE 370MM (2P) 1 L000371020030
CP405 CN.WAFER 2.5MM (2P) 1 L102526800200
D401-D403 1SS133T, SWITCHING 3 K000013300520
DZ401 MTZJ6.2B, ZENER 1 K06006R244520
Q401 DTC124ES, NPN 1 J6020124E0010
Q402 DTC114YS, NPN 1 J6020114Y0050
R403 CARBON FILM 470 ohm 1/5W J 1 C00004716P520
R407 CARBON FILM 470 ohm 1/5W J 1 C00004716P520
R408 CARBON FILM 10 kohm 1/5W J 1 C00001036P520
R409/R410 CARBON FILM 4.7 kohm 1/5W J 2 C00004726P520
R413 CARBON FILM 2.2 kohm 1/5W J 1 C00002226P520
R414 CARBON FILM 3.3 kohm 1/5W J 1 C00003326P520
R415 CARBON FILM 4.7 kohm 1/5W J 1 C00004726P520
R416 CARBON FILM 1 kohm 1/5W J 1 C00001026P520
R417 CARBON FILM 8.2 kohm 1/5W J 1 C00008226P520
R418 CARBON FILM 15 kohm 1/5W J
R419 CARBON FILM 1 kohm 1/5W J 1 C00001026P520
R420 CARBON FILM 1.5 kohm 1/5W J 1 C00001526P520
R421 CARBON FILM 2.2 kohm 1/5W J 1 C00002226P520
R422 CARBON FILM 3.3 kohm 1/5W J 1 C00003326P520
R423 CARBON FILM 4.7 kohm 1/5W J 1 C00004726P520
R424 CARBON FILM 8.2 kohm 1/5W J 1 C00008226P520
R425 CARBON FILM 15 kohm 1/5W J 1 C00001536P520
R426 CARBON FILM 10 kohm 1/5W J 1 C00001036P520
R427 CARBON FILM 470 ohm 1/5W J 1 C00004716P520
R428/R429 CARBON FILM 10 kohm 1/5W J 2 C00001036P520
R430-R432 CARBON FILM 100 kohm 1/5W J 3 C00001046P520
R433/R434 CARBON FILM 150 ohm 1/5W J 2 C00001516P520
R436-R438 CARBON FILM 1 kohm 1/5W J 3 C00001026P520
R440-R455 CARBON FILM 1 kohm 1/5W J 6 C00001026P520
R456/R457 CARBON FILM 4.7 kohm 1/5W J 2 C00004726P520
R458-R460 CARBON FILM 1 kohm 1/5W J 3 C00001026P520
R461 CARBON FILM 100 ohm
R464 CARBON FILM 1 kohm 1/5W J 1 C00001026P520
R465 CARBON FILM 390 ohm 1/5W J 1 C00003916P520
R466 CARBON FILM 27 kohm 1/5W J 1 C00002736P520
R467 CARBON FILM 10 kohm 1/5W J 1 C00001036P520
R468 CARBON FILM 4.7 ohm 1/5W J 1 C0004R706P520
SW404-SW 406 SW , TACT (SKQNAF) 3 G180000210030
SW407 SW, ENCODER (EC16B24304) 1 G121162430400
SW408/SW409 SW, TACT (SKQNAF) 2 G180000210030
SW414-SW 418 SW , TACT (SKQNAF) 5 G180000210030
CONNECTORS
DIODES
TRANSISTORS
RESISTORS
SWS
1 C00001536P520
1/5W J 1 C00001016P520
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Page 9
REF NO. Q'TY PARTS NO.
DESCRIPTION
FLT DISPLAY, FLT
1 K530073800010
ASSEMBLY P.C.BOARD SPEAKER A/B
★ MAIN PCB ASS'Y (PCB1) INCLUDES THE FOLLOWING BOARDS.
① THE ASS'Y PCB HEAD PHONE (PCB1-1).
② THE ASS'Y PCB GUIDE A (PCB1-2).
③ THE ASS'Y PCB GUIDE B (PCB1-3).
④ THE ASS'Y PCB AC OUTLET (PCB1-4).
⑤ THE ASS'Y PCB SW (PCB1-5).
★ FRONT PCB ASS'Y (PCB2) INCLUDES THE FOLLOWING BOARDS.
① THE ASS'Y PCB SPEAKER A/B (PCB2-1).
② THE ASS'Y PCB POWER SW (PCB2-2).
GW401 RING.TER W IRE 140MM 1 8410141010010
IC401 CXP82616-169Q, DWP570 1 J020826161690
J401-J417 CN,WIRE 1P 17 L045084006040
J419-J427 CN,WIRE 1P 9 L045084006040
L400 COIL, LINE FILTER (BFS2550A0F1) 1 D320255000520
PCB2-1
CN403 CN.WIRE 100MM (2P) 1 L000101020100
CP404 CN.WAFER 2.0MM (2P) 1 L101530140210
R411 CARBON FILM 1 kohm 1/5W J 1 C00001026P520
R412 CARBON FILM 1.5 kohm 1/5W J 1 C00001526P520
SW402/SW403 SW, TACT (SKQNAF) 2 G180000210030
PCB2-2 ASSEMBLY P.C.BOARD POWER SW
CP402 CN.WAFER 2.0MM (3P) 1 L101530140310
CP403 CN.WAFER 2.0MM (2P) 1 L101530140210
LED402 LED, SLR56VCTB7 1 K500052101121
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Page 10
Measuring methods are based on IHF and IEC standard 268-3
Terminator : 100ohm for MC, 1kohm for MM and general purpose inputs
SPECIFICATION
Measurements conditions, unless otherwise noted :
Output resistive load = (8) ohms / Both channel driven
Tone(Bass, Treble), Balance, EQ control : Center Position , Other SW's : OFF
Nominal input level : 5mV for MM, 0.5mV for MC, 500mV for general purpose inputs
Power figures should be kept minimum 10min. between 15 and 35℃
Filter : IHF-A filter R/O = Rated Output
Power supply : 230V / 50Hz
●
FRONT AMP SECTION ( 2-CH STEREO RECEIVER )
NO
1
INPUT SENSITIVITY CD 1kHz mV 200±50 200±30
@ 1KHz , 47KΩ
2
CHANNEL BALANCE 1kHz R/O TO -40dB dB ±2 ±0.5
3
DAMPING FACTOR CD 1kHz - -
4
RESIDUAL NOISE 1kHz VOL min. mV
5
TOTAL HARMONIC DISTORTION (40)Hz % - -
6
CONTINUOUS AVERAGE POWER (40)Hz W 50 52
at (0.3)% THD 1kHz W 50 53
(20)KHz W 50 52
7
IMD (SMPTE) 60Hz=4 %
8
S/N RATIO, IHF-A FILTER 1kHz R/O dB
9
CHANNEL SEPARATION 1kHz dB
AT INPUT SHORTED 10kHz dB
FUNCTION CROSSTALK
10
AT INPUT SHORTED
11
FREQUENCY RESPONSE (-3dB) CD (500mV) 1W Hz~kHz
12
TONE CONTROL 100Hz dB ±10±3 ±10±1
13
HEADPHONE OUTPUT
H/P = 64ohms
DESCRIPTION INPUT FREQ. REMARK UNIT
MM 1kHz mV - -
MC 1kHz mV - -
MIC 1kHz mV - -
CD
CD
CD (500mV) R/O TO -3dB
CD (8)ohms
CD R/O TO -3dB
CD (500mV)
CD (500mV)
AUX→CD
CD→AUX
CD
1kHz - -
1kHz VOL max. mV
1kHz %
(20)KHz % - -
7kHz=1 %
1kHz 1W dB - -
R/O
1 kHz dB
1 kHz dB
10kHz dB ±10±3 ±10±1
R/O
1W
R/O
V 2±0.5CD (500mV) 1kHz
LIMIT L/R NOMINAL L/R
≤1 ≤0.7
≤2 ≤1.5
≤0.08 ≤0.05
≤0.08 ≤0.03
≥90 ≥95
≥55 ≥65
≥40 ≥45
60 65
60 65
30~40 20~40
2±0.3
Page 11
F) μ-COM I.C & Resonator check.
1. μ-COM I.C B+( 5.5 )V check.
I.C Pin No. ( 72 )
2. μ-COM clock pulse check.
X-TAL ( 401 )
D)
-COM I.C or Resonator inferior.
I.C No. ( 401 )
1.
-COM I.C B+( 5.5 )V check.
I.C Pin No. ( 72 )
2.
-COM clock pulse check.
X-TAL ( 401 )
2. μ-COM I.C protection terminal check.
I.C Pin No. ( 17 )
-Com Front mute control PORT check.
I.C Pin No. ( 24 )
Symptom Cause and Remedy
TROUBLESHOOTING
Power On Failure. A) AC-cord check.
1. FLT does not light up. B) Power Trans (Main/ST-BY) check.
2. ST-BY LED does not light up. C) Fuse's disconnection check. F ( 501 )
D) Connector's disconnection or disjuction.
Change or close insertion of the connector. CNT ( 503 )
E) Inferior Stany-By switch. SW ( 401 )
Fuse Disconnection. A) Inferior transformer.
(Power On) B) AMP drive transistor out. ( POWER TR ) Q ( 306L/R, 307L/R )
C) AMP bias TR out. Q ( 305L/R )
Key Disorder. A) Key's being pushed check. SW ( 401~410 )
B) Key signal input components inferior. R ( 407, 427 )
C) Key data check. I.C Pin No. ( 28, 29 )
μ
μ
μ
Power Off in 2~3 sec. A) Drive transistor out. ( POWER TR ) Q ( 306L/R, 307L/R )
after Power On. B) Protection circuit check.
1. Output DC check. R ( 328L/R )
C) Posistor's connector disconnectoin. CP ( 210 )
D) Connector's disconnection or disjunction. CP ( 401 )
Bump Sound. A) POWER MUTE Transistor's out and inferior. Q ( 319, 314L/R )
( During input-select switch's change. )
Bass/Treble Control Failure. A) TONE VOLUME I.C check. ( IC101-75343M )
AMP sound dead. A) Signal Mute TR's inferior. Q ( 319, 314L/R )
1. "L / R" channel dead B) Connector disconnection & disjunction. CP ( 401 )
2. "LEFT" channel dead. Changer or close insertion of the connector.
3. "RIGHT" channel dead. C) Speaker wire's disjunction.
Video Output Dead. A) Video switching TR check. Q ( 104L/R, 103 )
Digi-Link Failure. A) Digi-link line disconnection check.
Remote Controller Failure. A) Battery check.
μ
1. Signal IN/OUT terminal. I.C Pin No. ( 7, 31 )
2. I.C voltage check. ( +10V ) I.C Pin No. ( 35 )
3. I.C control data check. I.C Pin No. ( 1, 2, 36 )
Close insertion of the speaker wire.
D) Signal switching I.C check. I.C No. ( 101 )
1. I.C voltage check. ( +10V ) I.C Pin No. ( 35 )
2. Switching I.C control data check. I.C Pin No. ( 1, 2, 36 )
3. Switching I.C signal IN/OUT check. I.C Pin No. ( 7, 31 )
B) Signal OUT terminal. IC101 Pin No. ( 13, 25 )
C) Switching I.C control data check. IC401 Pin No. ( 22 )
Digi-Link IN/OUT circuit check. R ( 462, 439, 455 ), D ( 404 )
B) RMC I.C & Resonator inferior.
1. RMC I.C B+( 3 )V check. I.C Pin No. ( 24 )
2. RMC clock pulse check. X-TAL ( Z1 ) 455KHz
Ref NO.
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