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SC-A48 ALH(B) SC-C48 AU(W)
ACTIVE SPEAKER
This Service Manual is the "Revision Publishing" and replaces "Simple Manual" SC-A48 AU(S/M Code No.09-994-328-6T2).
REVISION
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SPECIFICATIONS
ALH MODEL AU MODEL
Power requirements Speakers Power output Frequency response Input terminals/sensitivity Dimensions (W/H/D) Weight Domestic AC power using the supplied AC adaptor 77 mm full range antimagnetic (2) type speakers/4 4 W+4 W (150 Hz-20 kHz, T.H.D ) less than 1%, 4 70 Hz-20 kHz , stereo INPUT: 300 mV/5 k mini-plug (1) 85 * 210 * 160 mm (3 3 / 8 * 8 3 / 8 * 6 3 / 8 in.) L: 582 g (1.3 lbs.)/R: 682 g (1.5 lbs.)
·
Design and specifications are subject to change without notice .
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Design and specifications are subject to change without notice .
ACCESSORIES/PACKAGE LIST
REF. NO 1 1 2 2 3
PART NO.
KANRI NO.
DESCRIPTION
! ! !
88-YP7-906-010 88-YP7-905-010 87-B30-218-010 87-B30-219-010 87-099-789-010
IB,LH(ESP) IB,U(ESF) AC ADAPTOR,AC-D1301HRNC AC ADAPTOR,AC-D1301UNC PLUG,ADPTR IR44
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IC BLOCK DIAGRAM ELECTRICAL MAIN PARTS LIST IC, MM1434XF
REF. NO IC
PART NO.
KANRI NO.
DESCRIPTION
REF. NO C18 C21 C22 C23 C24 C25 C26 C27 C28 C29 C30 C33 C34 C35 C36 C37 C38 C39 C40 C41 C42 C43 J1 J2 ! PR1 S1 S2 VR1 VR2
PART NO.
KANRI NO. CAP, CAP, CAP, CHIP CHIP CAP, CAP, CAP, CAP, CAP, CAP, CAP, CAP, CAP, CAP,
DESCRIPTION ELECT 0.47-50V ELECT 10-50V ELECT 10-50V CAP 1000P CAP 1000P ELECT ELECT ELECT ELECT ELECT ELECT ELECT ELECT ELECT ELECT 1000-16V 1000-16V 47-16V 47-16V 47-16V 47-16V 100-25V 10-50V 220-16 10-50V
87-017-982-010 87-A20-946-040 87-017-888-080
IC,BA5412 C-IC,MM1434XF IC,NJM4558MD
87-010-400-080 87-010-405-080 87-010-405-080 87-010-178-080 87-010-178-080 87-010-237-080 87-010-237-080 87-010-380-080 87-010-380-080 87-010-380-080 87-010-380-080 87-010-384-080 87-010-405-080 87-010-101-080 87-010-405-080 87-010-385-080 87-010-405-080 87-010-401-080 87-010-401-080 87-016-081-080 87-010-260-080 87-010-379-080 87-099-399-010 87-YP6-609-010 87-A90-726-080 84-SP3-623-010 84-SP3-623-010 87-YP5-622-010 87-YP5-622-010
TRANSISTOR 89-318-155-080 TR,2SC1815 (0.4W)
DIODE 87-017-120-080 87-020-465-080 87-017-978-080 ZENER,HZS9C3 DIODE,1SS133 (110MA) DIODE,1N4003
MAIN C.B C1 C2 C3 C4 C5 C6 C7 C8 C9 C10 C11 C12 C13 C14 C17 87-010-178-080 87-010-178-080 87-010-401-080 87-010-401-080 87-010-401-080 87-010-401-080 87-010-405-080 87-010-402-080 87-010-197-080 87-010-197-080 87-010-197-080 87-010-197-080 87-010-405-080 87-010-405-080 87-010-400-080 CHIP CHIP CAP, CAP, CAP, CAP, CAP, CAP, CAP, CAP, CAP, CAP, CAP, CAP, CAP, CAP 1000P CAP 1000P ELECT 1-50V ELECT 1-50V ELECT 1-50V ELECT 1-50V ELECT 10-50V ELECT 2.2-50V CHIP 0.01 DM CHIP 0.01 DM CHIP 0.01 DM CHIP 0.01 DM ELECT 10-50V ELECT 10-50V ELECT 0.47-50V
CAP, ELECT 220-25V CAP, ELECT 10-50V CAP, ELECT 1-50V CAP, ELECT 1-50V C-CAP,S 0.1-16 RK CAP, ELECT 47-25V CAP, ELECT 22-16V JACK,DC TYPE-4 N-EIAJ JACK,3.5 BLK ST PROTECTOR,1.6A 491SERIES 60V SW,PUSH 2-2-2 SW,PUSH 2-2-2 104-10KA-11001,VR RTRY 10KAX2 104-10KA-11001,VR RTRY 10KAX2
LED C.B D4 88-YP6-615-010 153-L-34GD,LED L-34GD GRN
IC, NJM4558MD
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Regarding connectors, they are not stocked as they are not the initial order items. The connectors are available after they are supplied from connector manufacturers upon the order is received.
TRANSISTOR ILLUSTRATION
ECB 2SC1815
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WIRING
1 2 3 4 5 6 7 8 9 10 11 12 13 14
A
B
C
D
E
F
G
H
I
J
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SCHEMATIC DIAGRAM
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MECHANICAL EXPLODED VIEW 1/1 MECHANICAL PARTS LIST 1/1
12
REF. NO PART NO.
A
KANRI NO.
DESCRIPTION
REF. NO 10 11 11 12 12 13 13 14 14 A B C
PART NO.
KANRI NO.
DESCRIPTION CORD,PLUG 3.5 ST W CABI,FRONT L B CABI,FRONT L W CABI,REAR L B CABI,REAR L W CORD,PLUG 3.5 MO B 186-W8YP-6A,CORD PLUG 3.5MO GRILLE,FRONT B N GRILLE,FRONT W N BVT2+3-20 W/O SLOT VFT2+3-12(F10) TAPPING SCREW, BVT2+3-10
11 13 A
1 2 2 3 3 4 5 6 6 7 7 8 9 9 10
88-YP7-020-010 88-YP7-012-010 88-YP7-011-010 88-YP7-003-010 88-YP7-001-010 88-YP7-017-010 88-YP7-604-010 88-YP7-014-010 88-YP7-013-010 88-YP7-016-010 88-YP7-015-010 88-YP7-202-010 88-YP7-007-010 88-YP7-005-010 85-SP3-629-010
BADGE,AIWA 30.6 GRAY-ABS GLD KNOB,RTRY VOL B KNOB,RTRY VOL W CABI,FRONT R B CABI,FRONT R W WINDOW,LED SPKR,77MM 4OHM BTN,POWER B BTN,POWER W BTN,QSOUND B BTN,QSOUND W FOOT,REAR CABI,REAR R B CABI,REAR R W CORD,PLUG 3.5 ST B
85-SP3-623-010 88-YP7-004-010 88-YP7-002-010 88-YP7-008-010 88-YP7-006-010 85-SP5-612-010 85-SP5-611-010 88-YP7-024-010 88-YP7-023-110 87-067-822-010 87-067-945-110 87-067-703-010
B
A
5 HT-SINK,POWER IC
8
Basic color symbol Color Black Green Transparent Blue Red Brown Transparent White Metallic Blue Dark Blue
COLOR NAME TABLE
Basic color symbol C H N S V Y LL DT Color Cream Gray Gold Silver Violet Yellow Light Blue Transparent Orange Basic color symbol D L P ST W YT GT Color Orange Blue Pink Titan Silver White Transparent Yellow Transparent Green
A
B G LT R
1
14 14 B 5
P.C.B
T WT LM
10 C 9 8
LD
C
6 2 1 3 4
7
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REFERENCE NAME LIST ELECTRICAL SECTION
DESCRIPTION ANT CC-CAP C-CAP TN C-COIL C-DI C-DIODE C-FET C-FOTR C-JACK C-LED C-RES C-SFR C-SLIDE SW C-SW C-TR C-VR C-ZENER CAP, CER CAP, E CAP, M/F CAP, TC CAP, TC-U CAP, TN CERA FIL CF DL E/CAP FILT FLTR FUSE RES MOT P-DIODE P-SNSR P-TR POLY VARI PPCAP PT PTR, RES RC RES NF RESO SHLD SOL SPKR SW, LVR SW, RTRY SW, SL TC CAP THMS TR TRIMMER TUN-CAP VIB, CER VIB, XTAL VR ZENER REFERENCE NAME ANTENNAS CHIP CAP, CHIP CAP, CHIP TANTALUM COIL, CHIP DIODE, CHIP DIODE, CHIP FET, CHIP FILTER, CHIP JACK, CHIP LED, CHIP RES, CHIP SFR, CHIP SLIDE SWITCH, CHIP SWITCH, CHIP TRANSISTOR, CHIP VOLUME, CHIP ZENER, CHIP CAP, CERA-SOL CAP, ELECT CAP, FILM CAP, CERA-SOL CAP, CERA-SOL SS CAP, TANTALUM FILTER, CERAMIC FILTER, CERAMIC DELAY LINE CAP, ELECT FILTER FILTER RES, FUSE MOTOR PHOTO DIODE PHOTO SENSER PHOTO TRANSISTOR VARIABLE CAPACITOR CAP, PP POWER TRANSFORMER PTR, MELF REMOTE CONTROLLER RES, NON-FLAMMABLE RESONATOR SHIELD SOLENOID SPEAKER SWITCH, LEVER SWITCH, ROTARY SWITCH, SLIDE CAP, CERA-SOL THERMISTOR TRANSISTOR CAP, TRIMMER VARIABLE CAPACITOR RESONATOR, CERAMIC RESONATOR, CRYSTAL VOLUME DIODE, ZENER
MECHANICAL SECTION
DESCRIPTION ADHESHIVE AZ BAR-ANT BAT BATT BRG BTN CAB CASS CHAS CLR CONT CRSR CU CUSH DIR DUBB FL FLY-WHL FR FUN G-CU HDL HIMERON HINGE, BAT HLDR HT-SINK IB IDLE IND, L-R KEY, CONT KEY, PRGM KNOB, SL LBL LID, BATT LID, CASS LVR P-SP PANEL, CONT PANEL, FR PRGM PULLY, LOAD MO RBN SSEG SH SHLD-SH SL SP SP-SCREW SPACER, BAT SPR SPR-P SPR-PC-PUSH T-SP TERM TRIG TUN VOL W WHL WORM-WHL REFERENCE NAME SHEET ADHESHIVE AZIMUTH BAR-ANTENNA BATTERY BATTERY BEARING BUTTON CABINET CASSETTE CHASSIS COLLAR CONTROL CURSOR CUSHION CUSHION DIRECTION DUBBING FRONT LOADING FLYWHEEL FRONT FUNCTION G-CUSHION HANDOL CLOTH HINGE, BATTERY HOLDER HEAT SINK INSTRUCTION BOOKLET IDLER INDICATOR, L-R KEY, CONTROL KEY, PROGRAM KNOB, SLIDE LABEL LID, BATTERY LID, CASSETTE LEVER P-SPRING PANEL, CONTROL PANEL, FRONT PROGRAM PULLY, LOAD MOTOR RIBBON SPECIAL SEGMENT SHEET SHIELD-SHEET SLIDE SPRING SPECIAL-SCREW SPACER, BATTERY SPRING P-SPRING P-SPRING, C-PUSH T-SPRING TERMINAL TRIGGER TUNING VOLUME WASHER WHEEL WORM-WHEEL
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