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SERVICE MANUAL
Ver 1.1 2004.03
SPEAKER SYSTEM
US Model
Canadian Model
SS-K70ED/K90ED
E Model
SS-K90ED
SS-K70ED/K90ED
SPECIFICATIONS
Photo: SS-K90ED
Photo: SS-K70ED
9-961-281-02
Sony Corporation
2004C05-1
Home Audio Company
C
2004.03
Published by Sony Engineering Corporation
SS-K90ED
Speaker system
3-way, magnetically shielded
Loud speaker units
Woofer: 16.5 cm (6 1/
2 inches), cone
type
× 2
Mid range: 16.5 cm (6 1/
2 inches), cone
type
Tweeter: 2.5 cm (1 inch), dome type
Enclosure type
Bass reflex
Rated impedance
8 ohms
Maximum input power
200 watts
Characteristic sensitivity level
90 dB (2.83 V/m)
Efficiency frequency range
39 Hz - 70,000 Hz
Cross over frequency
300 Hz, 4,000 Hz
Dimensions (w/h/d)
Approx. 240
× 990 × 400 mm
(9 1/
2 × 39 × 15
3/
4 inches)
Mass
Approx. 19.5 kg (43 lb)
Supplied accessories
Pedestal (1)
Spike (4)
Spike pad (4)
Jam nut (4)
Washer (2)
Screw (2)
Wrench (1)
SS-K70ED
Speaker system
3-way, magnetically shielded
Loud speaker units
Woofer: 16.5 cm (6 1/
2 inches), cone
type
Mid range: 16.5 cm (6 1/
2 inches), cone
type
Tweeter: 2.5 cm (1 inch), dome type
Enclosure type
Bass reflex
Rated impedance
8 ohms
Maximum input power
150 watts
Characteristic sensitivity level
89 dB (2.83V/m)
Efficiency frequency range
42 Hz - 70,000 Hz
Cross over frequency
300 Hz, 4,000Hz
Dimensions (w/h/d)
Approx. 240
× 900 × 400 mm
(9 1/
2 × 35
1/
2 × 15
3/
4 inches)
Mass
Approx. 17.0 kg (37 lb 8 oz)
Supplied accessories
Pedestal (1)
Spike (4)
Spike pad (4)
Jam nut (4)
Washer (2)
Screw (2)
Wrench (1)
Design and specifications are subject to change without notice.


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2
SS-K70ED/K90ED
EXPLODED VIEWS AND PARTS LIST
· The mechanical parts with no reference num-
ber in the exploded views are not supplied.
NOTE:
· Items marked "*" are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering
these items.
· Color Indication of Appearance Parts
Example:
KNOB, BALANCE (WHITE) . . . (RED)
Parts Color
Cabinet's Color
(1)
SS-K70ED
1
2
2
not supplied
SP2
SP1
3
4
2
SP3
7
5
8
6
#1
#2
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
1
X-4956-059-1 FRAME ASSY, GRILLE
2
4-235-903-02 SCREW (3.5X20)
3
1-780-088-11 TERMINAL BOARD
4
4-235-903-11 SCREW (3.5X20)
5
4-251-527-01 SPIKE
6
4-251-525-01 BASE
7
4-215-720-01 ADJUSTOR
8
4-215-721-01 STABILIZER
SP1
1-825-649-11 SPEAKER (2.5cm)
SP2
1-825-647-11 SPEAKER (16cm)
SP3
1-825-650-11 SPEAKER (16cm)
#1
7-623-212-22 SW 5, TYPE 2
#2
7-682-578-09 SCREW +B 5X16


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3
SS-K70ED/K90ED
(2)
SS-K90ED
51
52
52
54
55
not supplied
SP5
SP4
58
56
59
57
53
55
52
SP6
52
SP5
#1
#2
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
51
X-4956-058-1 FRAME ASSY, GRILLE
52
4-235-903-02 SCREW (3.5X20)
53
1-780-088-21 TERMINAL BOARD
54
1-780-088-31 TERMINAL BOARD
55
4-235-903-11 SCREW (3.5X20)
56
4-251-527-01 SPIKE
57
4-251-525-01 BASE
58
4-215-720-01 ADJUSTOR
59
4-215-721-01 STABILIZER
SP4
1-825-649-11 SPEAKER (2.5cm)
SP5
1-825-648-11 SPEAKER (16cm)
SP6
1-825-647-11 SPEAKER (16cm)
#1
7-623-212-22 SW 5, TYPE 2
#2
7-682-578-09 SCREW +B 5X16


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4
SS-K70ED/K90ED
Ref. No.
Part No.
Description
Remark
ACCESSORIES
***********
4-215-720-01 ADJUSTOR (for BASE fixation)
4-215-721-01 STABILIZER (for BASE fixation)
4-215-727-01 SCREW (4MM), HEXAGON WRENCH
4-251-525-01 BASE
4-251-527-01 SPIKE (for BASE fixation)
4-251-798-11 MANUAL, INSTRUCTION (ENGLISH, FRENCH)
(US, Canadian)
4-251-798-21 MANUAL, INSTRUCTION (KOREAN) (Korea)
7-623-212-22 SW 5, TYPE 2 (for BASE fixation)
7-682-578-09 SCREW +B 5X16 (for BASE fixation)
Ver 1.1


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5
SS-K70ED/K90ED
MEMO