Sony SRS-RF90R / SRS-RF90RK / TMR-RF90 Service Manual ▷ View online
2
SRS-RF90R/RF90RK/TMR-RF90
TABLE OF CONTENTS
1. GENERAL
·········································································· 4
2. DISASSEMBLY
2-1. Grille bracket ································································· 5
2-2. Front cabinet section, Rear cabinet section ··················· 6
2-3. Nickel cadmium battery, Speaker (057F022) ················ 6
2-4. Cabinet (Top section), JACK Board, RX board ············ 7
2-5. CHARGE board, SW board ·········································· 7
2-6. AMP board, MEGABASS board,
2-2. Front cabinet section, Rear cabinet section ··················· 6
2-3. Nickel cadmium battery, Speaker (057F022) ················ 6
2-4. Cabinet (Top section), JACK Board, RX board ············ 7
2-5. CHARGE board, SW board ·········································· 7
2-6. AMP board, MEGABASS board,
REFLECTOR board ······················································ 8
2-7. Drive (030F034) ···························································· 8
3. ELECTRICAL ADJUSTMENTS
································· 9
4. DIAGRAMS
······································································ 12
4-1. Block Diagrams
– SRS-RF90R – ··························································· 13
– TMR-RF90 – ···························································· 14
– TMR-RF90 – ···························································· 14
4-2. Printed Wiring Boards (SRS-RF90R)
– RX Bord Section – ··················································· 15
4-3. Schematic Diagram (SRS-RF90R)
– RX Bord Section – ··················································· 16
4-4. Printed Wiring Boards (SRS-RF90R)
– AMP Bord Section – ················································ 17
4-5. Schematic Diagram (SRS-RF90R)
– AMP Bord Section – ················································ 18
4-6. Printed Wiring Board (TMR-RF90) ···························· 19
4-7. Schematic Diagram (TMR-RF90) ······························· 20
4-7. Schematic Diagram (TMR-RF90) ······························· 20
5. EXPLODED VIEWS
5-1. Front Cabinet Section (SRS-RF90R) ·························· 21
5-2. Rear Cabinet Section (SRS-RF90R) ··························· 22
5-3. TMR-RF90 ·································································· 23
5-2. Rear Cabinet Section (SRS-RF90R) ··························· 22
5-3. TMR-RF90 ·································································· 23
6. ELECTRICAL PARTS LIST
······································· 24
3
SRS-RF90R/RF90RK/TMR-RF90
SERVICING NOTE
Note : In the place of a mark, as shown in figure, the wires are taken about.
( Rear side )
tape
cushion
cushion
( Front side )
Leading about of wiring
4
SRS-RF90R/RF90RK/TMR-RF90
SECTION 1
GENERAL
This section is extracted from
instruction manual.
instruction manual.
1
First turn on the audio/video equipment
and start playing.
The power indicator of the transmitter
will light up.
and start playing.
The power indicator of the transmitter
will light up.
2
Turn on the speaker system.
The power indicator of the speaker
system will light in red.
The power indicator of the speaker
system will light in red.
3
Select the radio frequency with the
CHANNEL selector.
CHANNEL selector.
1 2 3
CHANNEL
1
Connect the speaker system to a power
source.
source.
AC power adaptor (supplied)
Tweeter
(left)
Tweeter
(right)
(right)
To an AC
outlet
outlet
OFF y ON
The switch of the
reflector light
reflector light
POWER switch
POWER indicator
High
Low
TUNING
button
VOLUME control
2
The CHARGE indicator on the speaker
system will light up to indicate that the
battery is being charged.
system will light up to indicate that the
battery is being charged.
CHARGE indicator
A
To connect to a LINE OUT or REC OUT
B
To connect to headphones jack
DC IN 9V
OFF
ON
FILTER
NOISE
1 2 3
CHANNEL
R
B
A
L
AUDIO IN
Transmitter
to AUDIO IN
B jack
B jack
Connecting cord
(supplied)
(supplied)
Right channel
(red)
(red)
Left channel
(white)
(white)
to LINE OUT or REC
OUT jacks
OUT jacks
Stereo system, VCR, etc.
DC IN 9V
OFF
ON
FILTER
NOISE
1 2 3
CHANNEL
R
B
A
L
AUDIO IN
Transmitter
Left channel
(white)
(white)
Right channel
(red)
(red)
Connecting cord
(supplied)
(supplied)
to AUDIO IN
A jacks
A jacks
Unimatch plug
adaptor (not
supplied)
supplied)
Discman, MD,
WALKMAN*, VCR,
etc.
WALKMAN*, VCR,
etc.
to headphones
or LINE OUT jack
(stereo mini jack)
or LINE OUT jack
(stereo mini jack)
to headphones
jack (stereo
phone jack)
phone jack)
SRS-RF90R
TMR-RF90
5
SRS-RF90R/RF90RK/TMR-RF90
SECTION 2
DISASSEMBLY
Note :
Disassemble the unit in the order as shown below.
2-1. Grille Bracket
Note :
This set can be disassembled in the order shown below.
FRONT CABINET SECTION,
REAR CABINET SECTION
(Page 6)
GRILLE BRACKET
(Page 5)
SET(SRS-RF90R)
NICKEL CADMIUM BATTERY,
SPEAKER(057F022)
(Page 6)
CABINET(TOP SECTION),
JACK BOARD, RX BOARD
JACK BOARD, RX BOARD
(Page 7)
AMP BOARD,
MEGABASS BOARD,
REFRECTOR BOARD
(Page 8)
CHARGE BOARD,
SW BOARD,
(Page 7)
DRIVE(030F034)
(Page 8)
2
jack holder
4
grille bracket
(Cautions)
(Cautions)
Please also exchange grille (Dia. 57) together at a Grille bracket.
(A grille (Dia. 57) is unreproducible.)
Please also exchange grille (Dia. 57) together at a Grille bracket.
(A grille (Dia. 57) is unreproducible.)
3
grille (Dia. 57)
(Cautions)
1
three
screws
(+P 3
×
10)
The cautions at the time of attachment :
When you attach a grille (Dia. 57), please unite
a position by cut of a grille (Dia. 57).
When you attach a grille (Dia. 57), please unite
a position by cut of a grille (Dia. 57).