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TS-W37
U EZ HR
SERVICE MANUAL
POWERD SUBWOOFER
S/M Code No. 09-003-342-3N1
DA TA
SPECIFICATIONS
Input terminals Input sensitivity/Impedance Output terminals Power output INPUT 1 jack INPUT 2 terminals INPUT 1: 0.2 V/50 kiro ohms (at 60 Hz) INPUT 2: 2 V/4.4 kiro ohms (L and R) (at 60 Hz) SPEAKERS OUT terminals 32 W (50 Hz to 120 Hz, T.H.D. less than 1%, 8 ohms) 40 W (8 ohms, T.H.D. 10% at 60 Hz) 32 W (8 ohms, T.H.D. 1% at 60 Hz) 40 W (8 ohms, T.H.D. 10% at 60 Hz) 45 Hz - 200 Hz Bass reflex type 13 cm (51/8 in.) (Magnetically shielded type) AC 120 V, 60 Hz AC 230 V, 50 Hz
AC 120 V/220 V - 240 V switchable, 50/60 Hz 30 W 48 W 160 x 233 x 376 mm (W x H x D) (63/8 x 91/8 x 147/8 in.) 5.8 kg (12 lbs 13 oz.)
Frequency response Speaker type Speaker unit Power requirement
Power consumption Dimensions Weight
· Design and specifications are subject to change without notice.
ACCESSORIES LIST
REF. NO 1 1 1 2 3
PART NO. 8A-YP5-901-010 8A-YP5-903-010 8A-YP5-906-010 87-YP3-632-010 87-099-789-010
KANRI NO.
DESCRIPTION
!
IB,H(ECA)D
IB,U(ESF)D IB,EZ(9L)D 186-C13000,CORD ASSY PLUG,ADPTR IR44
2
ELECTRICAL MAIN PARTS LIST
CHIP RESISTOR PART CODE
Chip Resistor Part Coding
REF. NO TRANSISTOR 87-A30-127-010 87-A30-126-010 87-A30-091-080 87-026-609-080 87-026-610-080 87-A30-087-080 87-026-269-080 89-322-405-080 DIODE 8Z-YP2-618-010 87-020-465-080 87-A40-349-080 MAIN C.B C1 C2 C3 C104 C105 C201 C202 C203 C204 C205 C206 C207 C208 C209 C210 C211 C212 C213 C214 C215 C301 C304 C305 C306 C307 C308 C309 C401 C402 C405 C406 C407 C408 C409 C410 C411 C412 C413 C414 C415 C416 CN104 CN301 CNA101 J401 J402 J403 R223 R224 S201 S301 87-010-178-080 87-010-178-080 87-010-805-080 87-016-539-090 87-016-539-090 87-010-246-080 87-010-246-080 87-010-384-080 87-010-384-080 87-010-384-080 87-010-384-080 87-012-156-080 87-012-156-080 87-010-196-080 87-010-196-080 87-010-196-080 87-010-196-080 87-010-197-080 87-010-406-080 87-010-406-080 87-010-401-080 87-010-544-080 87-010-383-080 87-010-405-080 87-010-544-080 87-010-404-080 87-010-405-080 87-010-401-080 87-010-385-080 87-010-401-080 87-010-385-080 87-010-385-080 87-010-405-080 87-010-405-080 87-010-404-080 87-010-405-080 87-010-405-080 87-010-402-010 87-010-401-080 87-010-384-080 87-010-402-010 87-009-033-010 87-099-043-010 8A-YP5-610-010 87-099-801-010 87-A60-356-010 87-A60-356-010 8Z-YP2-613-080 8Z-YP2-613-080 8A-YP5-616-010 86-SP2-633-010 C-CAP,S 1000P C-CAP,S 1000P C-CAP,1-16 CAP,E 3300-35 SMG CAP,E 3300-35 SMG CAP, CAP, CAP, CAP, CAP, ELECT ELECT ELECT ELECT ELECT 47-35V 47-35V 100-25V 100-25V 100-25V 151-540235,DIODE 1N5402 LT DIODE,1SS133 (110MA) ZENER,HTZJ7.5C TR,2SD2478 TR,2SB1616 FET,2SJ460 TR,KTA1266GR TR,KTC3198GR C-FET,2SK2158 TR,DTA114ES TR,2SC2240GR PART NO. KANRI NO. DESCRIPTION REF. NO S401 FRONT C.B CN105 D301 VR401 TRANS C.B C101 C102 C103 CN101 CN102 !CN106 !F101 !F101 !FC101 !FC102 !PR101 !PR102 !PT101 !PT101 !PT101 !T101 !T102 87-A10-479-090 87-018-209-080 87-018-209-080 87-049-469-010 87-099-674-010 87-A60-959-010 87-035-483-010 87-035-453-010 87-033-213-080 87-033-213-080 87-026-681-080 87-026-681-080 8A-YP5-618-010 8A-YP5-617-010 8A-YP5-606-010 82-304-743-010 82-304-743-010 CAP,CER 2200P-250 MEH CAP, CER 0.1-50V CAP, CER 0.1-50V CONN,4P V CONN,2P VA V CONN.5P VHB5P9
FUSE,1.25A 125V T237 FUSE,1.25A 250V T218 CLAMP, FUSE CLAMP, FUSE PR0TECTOR,5A60V 491 PR0TECTOR,5A60V 491 PT,EZ PT,HR
PT,U TERMINAL, 1P TERMINAL, 1P 87-009-033-010 87-A40-619-080 8A-YP3-617-010 CONN.5P V WHT PH LED,SLR-56PT-TE7-W GRN VR,RTRY 20KX1 1 KANRI DESCRIPTION NO. 86-SP2-633-010 SW,SL 1-1-2 PART NO.
8 8
A
Resistor Code Value of resistor Chip resistor
Dimensions (mm)
Figure
Wattage 1/16W 1/16W 1/10W 1/8W
Type 1005 1608 2125 3216
Tolerance 5% 5% 5% 5%
Symbol CJ CJ CJ CJ
Form
L W
L 1.0
t
W 0.5 0.8 1.25 1.6
t 0.35 0.45 0.45 0.55
:A Resistor Code : A
104 108 118 128
1.6 2 3.2
CAP, ELECT 100-25V C-CAP,S 220P-50 CH C-CAP,S 220P-50 CH CHIP CAPACITOR,0.1-25 CHIP CAPACITOR,0.1-25 CHIP CHIP CAP, CAP, CAP, CAP, CAP, CAP, CAP, CAP, CAP, CAP, CAP, CAP, CAP, CAP, CAP, CAP, CAP, CAP, CAPACITOR,0.1-25 CAPACITOR,0.1-25 CHIP 0.01 DM ELECT 22-50 ELECT 22-50 ELECT ELECT ELECT ELECT ELECT ELECT ELECT ELECT ELECT ELECT ELECT ELECT ELECT ELECT ELECT 1-50V 0.1-50V 33-25V 10-50V 0.1-50V 4.7-50V 10-50V 1-50V 220-25V 1-50V
AC SW C.B
!CON106 !S501 8A-YP5-622-010 87-036-211-010 CONN ASSY,5P VH
SW,SL 2-2-3 DPDT R
TRANSISTOR ILLUSTRATION
POWER SW C.B CN103 !S101 87-A61-327-010 87-YP5-626-010 CONN.2P H WHT VA SW,PUSH 1-1-1 SY16-52-3
ECB 220-25V 220-25V 10-50V 10-50V 4.7-50V 2SC2240 KTA1266 KTC3198
ECB DTA114ES
BCE 2SB1616 2SD2478
CAP, ELECT 10-50V CAP, ELECT 10-50V CAP,E 2.2-50V CAP, ELECT 1-50V CAP, ELECT 100-25V CAP,E 2.2-50V CONN.5P V WHT PT CONN 2P EH CONN ASSY,4P SCNEHR JACK,PIN 1P BLK G TERMINAL,SP 4P TERMINAL,SP 4P 116-R1WR22JT,RES M/F 0.22116-R1WR22JT,RES M/F 0.22SW,SL 2-2-2 SSSF125800 SW,SL 1-1-2 S SDG 2SJ460 2SK2158 D
3
4
SCHEMATIC DIAGRAM
Q405 PHASE CUT-OVER
Q201,Q203,Q205,Q207 DIFFERENTIAL AMP
Q215,Q217 PROTECTOR
16 LOW PASS FILTER POWER AMP Q218,Q219 ABNORMAL DETECTION
Q401,Q406 BUFFER POWER AMP
DRIVER AMP AGC
POWER AMP
Q216 PROTECTOR
POWER AMP
DRIVER AMP
SWITCH AMP
Q202,Q204,Q206,Q208 DIFFERENTIAL AMP
CONTROL
BUFFER AMP
SWITCH CONTROL
AC DETECTION
AC230V,50Hz
5
6
WIRING
1 2 3 4 5 6 7 8 9 10 11 12 13 14
A
B
C
D
E
F
G
H
I
AC230V, 50Hz
J
7
8
MECHANICAL EXPLODED VIEW 1/1
10 11
BINDER,WIRE B
8 10 B 5 POWER SW C.B
9
B
F F
13
C
A
CUSH,SEAL F E 12 12 F F A
C F FRONT C.B A 7 D 4 F 1 3 6 A C A C TRANS C.B HT-SINK, MAIN A
CHAS,MAIN E 14 15
2
16
MAIN C.B
A
9
10
MECHANICAL MAIN PARTS LIST 1/1
REF. NO 1 1 2 2 3 3 4 5 6 7 8 9 10 11 12 13 14 14 15 16 16 A B C D
PART NO.
KANRI NO.
DESCRIPTION
8A-YP5-005-010 8A-YP5-013-010 8A-YP5-003-010 8A-YP5-012-010 8A-YP5-002-010 8A-YP5-011-010 8A-YP5-004-010 8A-YP5-208-010 8A-YP5-001-010 8A-YP5-201-010 8A-YP5-607-010 8A-YP5-207-010 8A-YP2-215-010 8A-YP5-008-010 86-SP8-206-010 8A-YP5-006-010 8A-YP5-014-010 8A-YP5-009-010 86-SP2-637-010 87-YP4-620-010 86-SP2-634-010 87-067-703-010 8Z-YP1-231-010 87-067-566-010 87-067-689-010
BTN,POWER BTN,POWER S KNOB,RTRY VOL KNOB,RTRY VOL S CABI,PANEL CABI,PANEL S WINDOW,LED COVER,SW CABI,FRONT RING,DUCT SPKR,130 8OHM BOARD,WOOD FRONT BUSHING,WIRE CABI,WOOD BOX FOOT,BOT CABI,REAR PLATE,AC H
PLATE,AC BUSHING,AC U 181-207002BC,AC CORD ASSY AC CORD,E TAPPING SCREW, BVT2+3-10 SW+3.5-12 TAPPING SCREW, VFTT+3-6 TAPPING SCREW, BVTT+3-8 SW+3.5-20 BVT2+3-18(W/O,SLOT)
! !
E 8Z-YP1-233-010 F 87-067-698-010
COLOR NAME TABLE
Basic color symbol Color Basic color symbol Color Basic color symbol Color B Black C Cream D Orange G Green H Gray L Blue LT Transparent Blue N Gold P Pink R Red S Silver ST Titan Silver T Brown V Violet W White WT Transparent White Y Yellow YT Transparent Yellow LM Metallic Blue LL Light Blue GT Transparent Green LD Dark Blue DT Transparent Orange
11
211, IKENOHATA 1CHOME, TAITO-KU, TOKYO 110-8710, JAPAN TEL:03 (3827) 3111
737004 Printed in Singapore