yst-Sw1500, Yamaha
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YST-SW1500
SUBWOOFER SYSTEM
SERVICE MANUAL
V983440
IMPORTANT NOTICE
This manual has been provided for the use of authorized YAMAHA Retailers and their service personnel.
It has been assumed that basic service procedures inherent to the industry, and more specifically YAMAHA Products, are already known and understood by the users,
and have therefore not been restated.
WARNING:
Failure to follow appropriate service and safety procedures when servicing this product may result in personal injury, destruction of expensive
components, and failure of the product to perform as specified. For these reasons, we advise all YAMAHA product owners that any service required
should be performed by an authorized YAMAHA Retailer or the appointed service representative.
IMPORTANT:
The presentation or sale of this manual to any individual or firm does not constitute authorization, certification or recognition of any applicable
technical capabilities, or establish a principle-agent relationship of any form.
The data provided is believed to be accurate and applicable to the unit(s) indicated on the cover. The research, engineering, and service departments of YAMAHA are
continually striving to improve YAMAHA products. Modifications are, therefore, inevitable and specifications are subject to change without notice or obligation to
retrofit. Should any discrepancy appear to exist, please contact the distributor's Service Division.
WARNING:
Static discharges can destroy expensive components. Discharge any static electricity your body may have accumulated by grounding yourself to the
ground buss in the unit (heavy gauge black wires connect to this buss).
IMPORTANT:
Turn the unit OFF during disassembly and part replacement. Recheck all work before you apply power to the unit.
CONTENTS
100828
P.O.Box 1, Hamamatsu, Japan
YST-SW1500
TO SERVICE PERSONNEL
1. Critical Components Information
Components having special characteristics are marked
s
and must be replaced with parts having specifications equal
to those originally installed.
2. Leakage Current Measurement (For 120V Models Only)
When service has been completed, it is imperative to verify
that all exposed conductive surfaces are properly insulated
from supply circuits.
WALL
OUTLET
EQUIPMENT
UNDER TEST
AC LEAKAGE
TESTER OR
EQUIVALENT
INSULATING
TABLE
Meter impedance should be equivalent to 1500 ohm shunted
by 0.15
µ
F.
Leakage current must not exceed 0.5mA.
Be sure to test for leakage with the AC plug in both polarities.
“CAUTION”
“F1: FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE 12A,
250V FUSE.”
CAUTION
F1: REPLACE WITH SAME TYPE 12A, 250V FUSE.
ATTENTION
F1: UTILISER UN FUSIBLE DE RECHANGE DE MEME TYPE DE 12A, 250V.
WARNING: CHEMICAL CONTENT NOTICE!
The solder used in the production of this product contains LEAD. In addition, other electrical/electronic and/or plastic (where
applicable) components may also contain traces of chemicals found by the California Health and Welfare Agency (and
possibly other entities) to cause cancer and/or birth defects or other reproductive harm.
DO NOT PLACE SOLDER, ELECTRICAL/ELECTRONIC OR PLASTIC COMPONENTS IN YOUR MOUTH FOR ANY REA-
SON WHATSOEVER!
Avoid prolonged, unprotected contact between solder and your skin! When soldering, do not inhale solder fumes or expose
eyes to solder/flux vapor!
If you come in contact with solder or components located inside the enclosure of this product, wash your hands before
handling food.
FRONT PANEL
2
YST-SW1500
REAR PANELS
U, C models
A model
B model
3
YST-SW1500
G model
K model
J model
4
YST-SW1500
SPECIFICATIONS / ࢀߟ༷
Type / ܕࣜ
Advanced Yamaha Active Servo Technology
Output Power / ग़ྗ
1kW (100 Hz, 5 ohms 10% T.H.D.)
Input Sensitivity / ೖྗײ
INPUT1 (SP) ........................ 1.0 V (50 Hz, 1 kW / 5 ohms, L + R)
INPUT2 (PJ) ....................... 50 mV (50 Hz, 1 kW / 5 ohms, L + R)
INPUT3 (PJ) ....................... 50 mV (50 Hz, 1 kW / 5 ohms, L + R)
Input Impedance / ೖྗΠϯϐʔμϯε
INPUT1 (SP) ................................................................ 2.2 k-ohms
INPUT2 (PJ) .................................................................. 12 k-ohms
INPUT3 (PJ) .................................................................. 12 k-ohms
Frequency Response / ࠶ੜपଳҬ
16 Hz to 160 Hz
Driver / εϐʔΧʔϢχοτ
12" Cone, Magnetic Shielding Type
Input Section / ೖྗ෦
INPUT1 .............................................................. Speaker Terminal
INPUT2 ............................................................................. Pin Jack
INPUT3 ............................................................................. Pin Jack
I/O PORT .......................................................... 3.5 mm Mini Jack
Output Section / ग़ྗ෦
H.P.F. OUT ...................................................................... Pin Jack
I/O PORT .......................................................... 3.5 mm Mini Jack
Operation Section / ૢ࡞෦
Front Panel ....... STANDBY/ON Switch, B.A.S.S. Switch,
VOLUME Control, HIGH CUT Control
Rear Panel ....... Power Switch, Auto Standby Switch (HIGH /
LOW / OFF), H.P.F. Switch (80 Hz / 100 Hz)
Power Supply / ిݯ
U, C models ........................................................ AC 120 V, 60 Hz
A model ............................................................... AC 240 V, 50 Hz
B, G models ........................................................ AC 230 V, 50 Hz
K model ............................................................... AC 220 V, 50 Hz
J model .......................................................... AC 100 V, 50/60 Hz
Power Consumption / ফඅిྗ
U, C, A, B, G, K models ...................................................... 250 W
J model ................................................................................ 185 W
Standby Power Consumption / ػ࣌ফඅిྗ
1.0 W
Dimension / ֎ܗੇ๏ (W x H x D) ...................
420 x 511 x 448 mm
(16-9/16" x 20-1/8" x 17-6/8")
Weight / ࣭ྔ
29.0 kg (63 lbs. 15 oz.)
Finish / ্͛
Cherry color ......................................... U, C, A, B, G, K, J models
Black color ................................................ U, C, A, B, G, J models
Included Accessories / ଐ
Power Cable x 1 pc (U, C, G, K, J models), Speaker Cable (4 m) x
2 pcs (J model), Pin Cable for Subwoofer (3 m) x 1 pc (J model),
Non-skid Pad x 4 pcs, Remote Control x 1 pc, Battery (AA, R6,
UM-3) x 2 pcs, Grounding Cable
* Specifications are subject to change without notice due to product
improvements.
˞ ࢀߟ༷͓Αͼ֎؍༧ࠂͳ͘มߋ͞ΕΔ͜ͱ͕͋Γ·͢ɻ
U .......... U.S.A. model
C ...... Canadian model
A .......... Australian model
B ...... British model
G .......... European model
K ...... Korean model
J ........... Japanese model
• DIMENSIONSੇ๏ਤ
420 (16-9/16")
448 (17-5/8")
Unit : mm (inch)
୯ҐNNʢΠϯνʣ
5
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