Yamaha NSC-300 Service Manual
SPEAKER SYSTEM
TWEETER
WOOFER
WOOFER
TWEETER
INPUT
C2
WOOFER
INPUT
C3
L2
L1
C1
NS-C300
■ DIMENSIONS
540(21-1/4)
Unit: mm (inch)
270(10-5/8) 212(8-3/8)20
290(11-7/16)
(13/16)
SERVICE MANUAL
■ NETWORK CIRCUIT DIAGRAM
1.8mH
INPUT
6.8µF
0.47µF
2.7µF
0.5mH
■ WIRING DIAGRAM
WOOFER
WOOFER
TWEETER
NS-C300
■ SPECIFICATIONS
Type....................2-way 3-speaker bass reflex speaker system
(Magnetically-shielded type)
Speaker Unit
Woofer....................................... 16 cm (6.5") corn x 2
Tweeter ...............................................3 cm (1") dome
Nominal Impedance.................................................. 6 ohms
Frequency Response ................................. 30 H z ~ 3 5 k H z
100683
Nominal Input Power................................................. 140 W
Maximum Input Power .............................................. 400 W
Sensitivity...................................................... 91 dB/2.83 V/m
Crossover Frequency ................................................ 3 k H z
Dimensions (W x H x D) .................... 540 x 212 x 290 mm
(21-1/4" x 8-3/8" x 11-7/16")
Weight..................................... 12.4 kg (27 lbs. 5 oz.) /1 piece
✻ Specifications are subject change without notice due to
product improvements.
P.O.Box 1, Hamamatsu, Japan
NS-C300
■ EXPLODED VIEW
5
9
10
1
7
6
5
9
2-4
2
1-3-7
1-5
9
2-3
1-3-5
The Network Ass'y is
fixed with staple.
■ PARTS LIST
Ref.
No. PART NO. Description Remarks Markets
* 1 V4056200 CABINET ASS’Y CH
* 1 V4056300 CABINET ASS’Y BL
* 1-3-4 VA806800 ELECTROLYTIC CAP 6.8uF 50V
1-3-5 FR116270 PAPER CAP 2.7uF 160V
* 1-3-7 V4346900 MYLAR FILM CAP 0.47uF 50V
1-5 CB605250 HOLDER
* 2 V4056000 FRONT GRILLE ASS’Y CH
* 2 V4585300 FRONT GRILLE ASS’Y BL
2-3 V2192200 EMBLEM YAMAHA
2-4 VP161000 PUSH NUT SPN1.5
* 5 XW231A00 LOUD SPEAKER 16cm
* 6 XW232A00 LOUD SPEAKER 2.5cm
* 7 V4041400 SPEAKER TERMINAL 4P
* 9 V4041500 HEXAGON HEAD WOOD SCREW 4x20 MFCR3
10 EN230180 OVAL HEAD TAPPING SCREW 3.5x16 MFC2-BL
1-3-4
* New Parts
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