Sony BMZ-K7D / SX-BK7 / SX-BK7C / SX-BK7R Service Manual ▷ View online
SERVICE MANUAL
9-961-336-01
Sony Corporation
2003J05-1
Home Audio Company
C
2003.10
Published by Sony Engineering Corporation
Ver 1.0 2003.10
SPEAKER SYSTEM
AEP Model
UK Model
E Model
Australian Model
SX-BK7/BK7C/BK7R
• SX-BK7/BK7C/BK7R are the speaker system
in BMZ-K7D.
Photo: SX-BK7 (Rch)
Photo: SX-BK7C
Photo: SX-BK7R
SPECIFICATIONS
•
JIG
When disassembling the set, use the following jig (for
speaker removal).
Part No.: J-2501-238-A JIG FOR SPEAKER REMOVAL
When disassembling the set, use the following jig (for
speaker removal).
Part No.: J-2501-238-A JIG FOR SPEAKER REMOVAL
Front speaker SX-BK7
Speaker system
4-way, 5-unit, bass-reflex
type, magnetically
shielded type
type, magnetically
shielded type
Speaker units
Subwoofer:
Subwoofer:
16 cm, cone type
× 1
Woofer:
14 cm, cone type
× 2
Tweeter:
6.0 cm, cone type
Super Tweeter:
2 cm, ceramic type
Nominal impedance
6 ohms
Dimensions (w/h/d)
274
× 455 × 384 mm
Mass
Approx. 7.6 kg net per
speaker
speaker
Surround speaker SX-BK7R
Speaker system
1-way, 1-unit, closed type
Speaker units
Full-range:
Full-range:
8 cm, cone type
Nominal impedance
8 ohms
Dimensions (w/h/d)
Approx. 114
× 160 × 129
mm
Mass
Approx. 0.7 kg net per
speaker
speaker
Center speaker SX-BK7C
Speaker system
1-way, 1-unit, closed type,
magnetically shielded type
magnetically shielded type
Speaker units
Full-range:
Full-range:
8 cm, cone type
Nominal impedance
8 ohms
Dimensions (w/h/d)
Approx. 160
× 114 ×
129 mm
Mass
Approx. 0.7 kg net per
speaker
speaker
Design and specifications are subject to change
without notice.
without notice.
2
SX-BK7/BK7C/BK7R
EXPLODED VIEW
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
1
4-245-964-11 EMBLEM (27.5), AIWA
2
4-248-369-01 PANEL, FRONT
3
4-248-371-01 PANEL, TOP
4
4-248-370-01 PANEL, SIDE
5
4-248-377-01 FOOT
6
4-248-381-01 NET (SIDE), DUCT
7
4-248-382-01 COVER, SCREW
8
A-4739-631-A PANEL ASSY, TW
• Items marked “*” are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering
these items.
delay should be anticipated when ordering
these items.
• The mechanical parts with no reference num-
ber in the exploded views are not supplied.
NOTE:
• -XX and -X mean standardized parts, so they
may have some difference from the original
one.
one.
• Color Indication of Appearance Parts
Example:
KNOB, BALANCE (WHITE) . . . (RED)
KNOB, BALANCE (WHITE) . . . (RED)
↑
↑
Parts Color Cabinet's Color
not supplied
1
2
3
4
5
5
6
6
7
7
8
9
9
10
not supplied
not supplied
not supplied
not supplied
not supplied
not supplied
not supplied
not supplied
not supplied
not supplied
SP1
SP2
SP3
SP5
SP4
Note: This is the figure of Rch set.
9
A-4739-630-A RING ASSY, WF
10
A-4739-649-A PANEL ASSY (SWF), SIDE
SP1
1-825-551-11 SPEAKER (6cm)
SP2
1-825-604-11 SPEAKER (CERAMIC) (2.5cm)
SP3
1-825-603-11 SPEAKER (14cm)
SP4
1-825-601-11 SPEAKER (14cm)
SP5
1-825-602-11 SPEAKER (14cm)
• SX-BK7 (FRONT SPEAKER)
3
SX-BK7/BK7C/BK7R
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
51
A-4713-026-A SYSTEM ASSY (C) (CENTER SPEAKER)
(SX-BK7C)
52
A-4713-025-A SYSTEM ASSY (S) (SURROUND SPEAKER)
(SX-BK7R)
51
52
• SX-BK7C (CENTER SPEAKER)
• SX-BK7R (SURROUND SPEAKER)
Display
