Sony MHC-GT111 / MHC-GT222 / MHC-GT444 / MHC-GT555 / SS-GT111 / SS-GT111M / SS-GT111S / SS-GT444 / SS-GT444M / SS-GT555M / SS-WG444 / SS-WG444M / SS-WG555M Service Manual ▷ View online
SERVICE MANUAL
Published by Sony Techno Create Corporation
Sony Corporation
Audio&Video Business Group
SS-GT111/GT111M/GT111S/GT444/GT444M/
GT555M/WG444/WG444M/WG555M
SPECIFICATIONS
SPEAKER SYSTEM
9-889-111-03
2008J05-1
©
2008.10
AEP Model
SS-GT111M/GT444M/WG444M
UK Model
SS-GT444/WG444
E Model
SS-GT111/GT111S/GT444/GT555M/WG444/WG555M
Russian Model
SS-GT111/GT444/GT555M/WG444/WG555M
Ver. 1.2 2008.10
• SS-GT111 is the front speaker in MHC-GT111 (E2, E51, AR, RU models)/GT111BP.
• SS-GT111M is the front speaker in MHC-GT111 (AEP model).
• SS-GT111S is the front speaker in MHC-GT111 (E3 model).
• SS-GT444 is the front speaker in MHC-GT222 (Except AEP model)/MHC-GT444 (Except AEP model).
• SS-GT444M is the front speaker in MHC-GT222 (AEP model)/MHC-GT444 (AEP model).
• SS-GT555M is the front speaker in MHC-GT555.
• SS-WG444 is the subwoofer in MHC-GT444 (Except AEP model).
• SS-WG444M is the subwoofer in MHC-GT444 (AEP model).
• SS-WG555M is the subwoofer in MHC-GT555.
• SS-GT111M is the front speaker in MHC-GT111 (AEP model).
• SS-GT111S is the front speaker in MHC-GT111 (E3 model).
• SS-GT444 is the front speaker in MHC-GT222 (Except AEP model)/MHC-GT444 (Except AEP model).
• SS-GT444M is the front speaker in MHC-GT222 (AEP model)/MHC-GT444 (AEP model).
• SS-GT555M is the front speaker in MHC-GT555.
• SS-WG444 is the subwoofer in MHC-GT444 (Except AEP model).
• SS-WG444M is the subwoofer in MHC-GT444 (AEP model).
• SS-WG555M is the subwoofer in MHC-GT555.
• JIG
When disassembling the set, use the following jig (for speaker
When disassembling the set, use the following jig (for speaker
removal).
Part No.: J-2501-238-A
JIG FOR SPEAKER REMOVAL
JIG FOR SPEAKER REMOVAL
Photo: SS-GT111
Photo: SS-GT444
Photo: SS-GT555M
Photo: SS-WG444
Photo: SS-WG555M
• Front speaker (European model only) (SS-GT111M)
Front speaker (Asian model only) (SS-GT111S)
Front speaker (Other models) (SS-GT111)
Speaker system:
2-way, 2-unit, bass refl ex
Speaker
unit:
Woofer:
160 mm, cone type
Tweeter:
40 mm, horn type
Rated impedance:
6 ohms
Dimensions (w/h/d) (Approx.):
216 × 361 × 208 mm
Mass (Approx.):
2.7 kg per speaker
• Front speaker (European model except United Kingdom and Russian
only) (SS-GT444M)
Front speaker (Other models) (SS-GT444)
Speaker system:
3-way, 3-unit, bass refl ex
Speaker
unit:
Subwoofer:
130 mm, cone type
Woofer:
130 mm, cone type
Tweeter:
40 mm, horn type
Rated impedance:
6 ohms
Dimensions (w/h/d) (Approx.):
238 × 361 × 238 mm
Mass (Approx.):
3.9 kg per speaker
• Front speaker (SS-GT555M)
Speaker system:
3-way, 3-unit, bass refl ex
Speaker
unit:
Subwoofer:
150 mm, cone type
Woofer:
150 mm, cone type
Tweeter:
40 mm, horn type
Rated impedance:
6 ohms
Dimensions (w/h/d) (Approx.):
250 × 391 × 282 mm
Mass (Approx.):
5.1 kg per speaker
• Subwoofer (European model except United Kingdom and Russian
only) (SS-WG444M)
Subwoofer (Other models) (SS-WG444)
Speaker system:
1-unit, bass refl ex
Speaker
unit:
Woofer: 200 mm, cone type
Rated impedance:
6 ohms
Dimensions (w/h/d) (Approx.):
266 × 361 × 320 mm
Mass (Approx.):
6.3 kg
• Subwoofer
(SS-WG555M)
Speaker system:
1-unit, bass refl ex
Speaker
unit:
Woofer:
250 mm, cone type
Rated impedance:
6 ohms
Dimensions (w/h/d) (Approx.):
319 × 391 × 326 mm
Mass (Approx.):
7.8 kg
Mass (Approx.):
3.9 kg per speaker
Design and specifi cations are subject to change without notice.
• Abbreviation
AR :
AR :
Argentina
model
E2
: 120V AC area in E model
E3
: 240V AC area in E model
E51
: Chilean and Peruvian models
RU :
Russian
model
SS-GT111/GT111M/GT111S/GT444/GT444M/GT555M/WG444/WG444M/WG555M
2
SECTION 1
DISASSEMBLY
Note: Follow the disassembly procedure in the numerical order given.
1-1. FRONT PANEL ASSY (SS-GT444/GT444M/GT555M)
Insert the jig (J-2501-238-A) into a space
made by inserting the screwdriver,
and raise the front panel assy gradually.
Insert the jig (J-2501-238-A) into a space
made by inserting the screwdriver,
and raise the front panel assy gradually.
Raise the front panel assy a little by little
from bottom to top of the set.
front panel assy
eight bosses
Insert a flat-tip screwdriver into a recess
in the bottom of the set
to raise the front panel assy a little.
SS-GT111/GT111M/GT111S/GT444/GT444M/GT555M/WG444/WG444M/WG555M
3
1-2. FRONT PANEL ASSY (SS-WG444/WG444M/WG555M)
nine bosses
Insert the jig (J-2501-238-A) into a space
made by inserting the screwdriver,
and raise the front panel assy gradually.
Insert the jig (J-2501-238-A) into a space
made by inserting the screwdriver,
and raise the front panel assy gradually.
Raise the front panel assy a little by little
from bottom to top of the set.
Insert a flat-tip screwdriver into a recess
in the bottom of the set
to raise the front panel assy a little.
SS-GT111/GT111M/GT111S/GT444/GT444M/GT555M/WG444/WG444M/WG555M
4
SECTION 2
EXPLODED VIEWS
Note:
• -XX and -X mean standardized parts, so
• -XX and -X mean standardized parts, so
they may have some difference from the
original one.
original one.
• Color Indication of Appearance Parts Ex-
ample:
KNOB, BALANCE (WHITE) . . . (RED)
R
R
Parts Color Cabinet’s Color
• Items marked “*” are not stocked since
they are seldom required for routine ser-
vice.
vice.
Some delay should be anticipated when
ordering these items.
• The mechanical parts with no reference
number in the exploded views are not sup-
plied.
plied.
2-1. SS-GT444/GT444M/GT555M
1
A-1439-799-A OVERALL
ASSY
(GT444M)
1
A-1439-878-A OVERALL
ASSY
(GT555M)
1
A-1542-658-A OVERALL
ASSY
(GT444)
2
4-874-614-82 SCREW
SP1
1-826-625-21 LOUDSPEAKER (15 cm) (GT555M)
SP1
1-826-917-11 LOUDSPEAKER (13 cm) (GT444)
SP1
1-826-917-21 LOUDSPEAKER (13 cm) (GT444M)
SP2
1-826-626-21 LOUDSPEAKER (15 cm) (GT555M)
SP2
1-826-918-11 LOUDSPEAKER (13 cm) (GT444)
SP2
1-826-918-21 LOUDSPEAKER (13 cm) (GT444M)
SP3
1-826-914-11 LOUDSPEAKER (4 cm)
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
1
2
2
2
not supplied
not supplied
not supplied
not supplied
SP1
SP2
SP3
not supplied
Display