Sony HT-SF2300 / HT-SS2300 / STR-KS2300 Service Manual ▷ View online
STR-KS2300
7
3-3. HDMI BOARD
two screws
(BVTP3
(BVTP3
× 8)
three screws
(BVTP3
(BVTP3
× 8)
left HDMI bracket
HDMI board
connector
(CN3509)
(CN3509)
three screws
(BVTP3
(BVTP3
× 8)
wire (flat type) (17 core)
(HDMI BOARD (CN3511),
MAIN BOARD (CNS506))
3-4. FRONT PANEL BLOCK
screw
(BVTP3
(BVTP3
× 8)
wire (flat type) (19 core)
(CNS510)
(CNS510)
connector
(CNP500)
(CNP500)
saranet
cushion
three screws
(BVTP3
(BVTP3
× 8)
two claws
claw
three claws
front panel block
claw
STR-KS2300
8
3-5. MAIN BOARD
seven screws
(BVTP3
(BVTP3
× 8)
R four screws
(PWH3
(PWH3
× 8)
wire (flat type) (11 core)
(CNS508: AEP, UK)/(9 core)
(CNS509: except AEP, UK)
wire (flat type) (5 core)
(CNS505)
(CNS505)
wire (flat type) (19 core)
(CNS510)
(CNS510)
connector
(CNP500)
(CNP500)
three connectors
(CN902, CN905, CN906)
screw (BVTP3 × 14)
screw (BVTP3 × 10)
screw (BVTP3 × 10)
heat sink (AMP)
RB MAIN board
two radiation
sheets (AMP)
STR-KS2300
STR-KS2300
9
9
SECTION 4
TEST MODE
S.F. CLEAR MODE
The preset sound fi led is cleared when this mode is activated. Use
this mode before returning the product to clients upon completion
of repair.
Procedure:
1. While pressing the [SOUND FIELD +] button, press the [
The preset sound fi led is cleared when this mode is activated. Use
this mode before returning the product to clients upon completion
of repair.
Procedure:
1. While pressing the [SOUND FIELD +] button, press the [
?/1
]
button to turn on the main power.
2. The message “S.F. CLR.” appears and initialization is per-
formed.
CHANGE-OVER THE AM TUNING INTERVAL
(EXCEPT AEP, UK MODELS)
The AM tuning interval can be changed over 9 kHz or 10kHz.
Procedure:
1. While pressing the [PRESET TUNING +] button, press the
(EXCEPT AEP, UK MODELS)
The AM tuning interval can be changed over 9 kHz or 10kHz.
Procedure:
1. While pressing the [PRESET TUNING +] button, press the
[
?/1
] button to turn on the main power.
2. The AM turning interval changed over 9 kHz or 10 kHz.
FACTORY PRESET MODE
All preset contents are reset to the default setting.
Procedure:
1. While pressing the [SOUND FIELD +] and [PRESET TUNING
FACTORY PRESET MODE
All preset contents are reset to the default setting.
Procedure:
1. While pressing the [SOUND FIELD +] and [PRESET TUNING
–] buttons, press the [
?/1
] button to turn on the main power.
2. The message “FACTORY” appears and the present contents
are reset to the default values.
VERSION MODE
When this mode is used the model, the destination and the software
version number are displayed.
Procedure:
1. While pressing the [INPUT SELECTOR +] and [PRESET TUN-
When this mode is used the model, the destination and the software
version number are displayed.
Procedure:
1. While pressing the [INPUT SELECTOR +] and [PRESET TUN-
ING +] buttons, press the [
?/1
] button to turn on the main power.
2. The model, the distination and the software version number
appear.
FL CHECK MODE
All fl uorescent segments are tested. When this test is activated, all
segments turn on at the same time, then each segment turns on one
after another.
Procedure:
1. When pressing the [PRESET TUNING +] and [SOUND
All fl uorescent segments are tested. When this test is activated, all
segments turn on at the same time, then each segment turns on one
after another.
Procedure:
1. When pressing the [PRESET TUNING +] and [SOUND
FIELD –] buttons, press the [
?/1
] button to turn on the main
power.
2. All
segments
turn on.
3. Press the [INPUT SELECTOR +] or [INPUT SELECTOR –]
button.
4. Half of segments turn on.
5. Press the [INPUT SELECTOR +] or [INPUT SELECTOR –]
5. Press the [INPUT SELECTOR +] or [INPUT SELECTOR –]
button once again.
6. Others half of segments turn on.
7. Press the [INPUT SELECTOR +] or [INPUT SELECTOR –]
7. Press the [INPUT SELECTOR +] or [INPUT SELECTOR –]
button once again.
8. All segments turn off.
KEY CHECK MODE
This mode is used to check the key.
Procedure:
1. While pressing the [MUTING] and [PRESET TUNING –]
This mode is used to check the key.
Procedure:
1. While pressing the [MUTING] and [PRESET TUNING –]
buttons, press the [
?/1
] button to turn on the main power.
2. The message “REST 06” appears.
3. Every pressing of any button other than the [
3. Every pressing of any button other than the [
?/1
] button counts
down the buttons. The buttons which are already counted once
are not counted again.
are not counted again.
4. When all buttons are pressed, the message “REST 00” ap-
pears.
5. Either [INPUT SELECTOR+] or [INPUT SELECTOR–] but-
ton can be checked each time the key check mode is activat-
ed.
ed.
SWAP AUTO MODE
(Not used for the servicing)
(Not used for the servicing)
SHIPMENT MODE
All preset contents are cleared when this mode is activated. Use
this mode before returning the product to clients upon completion
of repair.
Procedure:
1. While pressing the [PRESET TUNING –] and [SOUND FIELD
All preset contents are cleared when this mode is activated. Use
this mode before returning the product to clients upon completion
of repair.
Procedure:
1. While pressing the [PRESET TUNING –] and [SOUND FIELD
–] buttons, press the [
?/1
] button to turn on the main power.
2. The message “CLEARING” appears, then the message
“CLEARED” appears.
PROTECTOR EVER MODE
When this mode is used, a protector on state is maintainable.
Procedure:
1. While pressing the [SOUND FIELD +] and [INPUT SELECTOR
When this mode is used, a protector on state is maintainable.
Procedure:
1. While pressing the [SOUND FIELD +] and [INPUT SELECTOR
+] buttons, press the [
?/1
] button to turn on the main power.
2. The message “PROTEVER” appears.
VACS OFF MODE
This mode is used to switch off the VACS (Variable Attenuation
Control System).
Procedure:
1. Press the buttons of standard commander (RM-AAV022) (PART
This mode is used to switch off the VACS (Variable Attenuation
Control System).
Procedure:
1. Press the buttons of standard commander (RM-AAV022) (PART
No.: 1-480-586-11) (US, Canadian models) or (RM-AAU023)
(PART No.: 1-480-587-11) (Except US, Canadian models) in
order of [DISPLAY]
(PART No.: 1-480-587-11) (Except US, Canadian models) in
order of [DISPLAY]
→ [DISPLAY] → [DISPLAY] → [MAS-
TER VOL +]
→ [3].
2. The message “VACS OFF” appears and the switch off the
VACS.
DCAC TEST MODE
(Not used for the servicing)
RE-BOX CLASSIFICATION TEST MODE
Procedure:
1. While pressing the [INPUT SELECTOR –] and [SOUND
Procedure:
1. While pressing the [INPUT SELECTOR –] and [SOUND
FIELD –] buttons, press the [
?/1
] button to turn on the main
power.
2. The message “R.BOX
[][][]XX” appears.
XX: times set powered on
HDMI CONTROL ON/OFF MODE
Procedure:
1. Press the [
Procedure:
1. Press the [
?/1
] button to turn on the main power.
2. Press the buttons of standard commander (RM-AAV022)
(PART No.: 1-480-586-11) (US, Canadian models) or (RM-
AAU023) (PART No.: 1-480-587-11) (Except US, Canadian
models) in order of [AMP MENU] → [↓] → [↓] → [↓] → [↓]
→ [↓] → [→] → [↓] → [→] → [↓].
AAU023) (PART No.: 1-480-587-11) (Except US, Canadian
models) in order of [AMP MENU] → [↓] → [↓] → [↓] → [↓]
→ [↓] → [→] → [↓] → [→] → [↓].
3. The message “CTRL ON” appears.
4. Press the buttons [↑] of standard commander.
5. The message “CTRL OFF” appears.
4. Press the buttons [↑] of standard commander.
5. The message “CTRL OFF” appears.
SECTION 5
ELECTRICAL CHECK
FM AUTO STOP CHECK
signal
generator
set
Procedure:
1. Turn on the set.
2. Input the following signal from signal generator to FM antenna
1. Turn on the set.
2. Input the following signal from signal generator to FM antenna
input directly.
Carrier frequency : A = 87.5 MHz, B = 98 MHz, C = 108 MHz
Deviation
Deviation
: 75 kHz
Modulation
: 1 kHz
ANT input
: 1 kHz
Note: Use 75 ohm coaxial cable to connect signal generator and the set.
You cannot use video cable for checking.
Use signal generator whose output impedance is 75 ohm.
3. Set to FM tuner function and scan the input FM signal with
automatic scanning.
4. Confi rm that input frequency of A, B and C are detected and
automatic scanning stops.
When the station signal is received in good condition, automatic
scanning stops.
scanning stops.
STR-KS2300
STR-KS2300
10
10
BUFFER
IC1600
EEPROM
IC1131
SYSTEM CONTROLLER
IC1018 (1/4)
DIGITAL OPTICAL
RECEIVER
IC1700
22
DA
TA
23
CLK
VIDEO1 L
7
TV L
1
SACD L
L CH
R CH
DO
DI
3
TUNER L
5
LIN
1
DIR D0
DIR D1
DIR_CLK
DIR_CE(LA
T)
DIR ERROR
DIR_XMODE (RESET)
DIR XST
ATE
DIR DA
TA0
63
ADC RESET
73
BD3842_CLK
10
BD3842_DA
11
27
PDWN_BAR
7
DATA0, BCK
LRCK, CKOUT
DOUT
15
SCKI
12
BCK 11
LRCK 10
OUT L 14
DO 35
DI 36
CLK 38
CE 37
ERROR 34
XMODE 48
XSTATE
DIR_DO
DIR_DATA0
DIR_CKSEL1
DIR_DI
DIR_CLK
DIR_HCE
ERR
DIR_XMODE
DIR_XSTAE
DIR_DO
DIR_DA
TA0
DIR_DI
DIR_CLK
DIR_HCE
ERR
DIR_CKSEL1
DIR_XMODE
DIR_XST
AE
17
XMCK 20
DATA0 16
BCK 14
LRCK 15
CKOUT
DATA0
BCK
LRCK
CKOUT
13
AUDIO 24
CKSEL 0 46
TV
OPT IN
DIGITAL OPTICAL
RECEIVER
IC1701
OPT IN
VIDEO 2
SCHMITT
TRIGGER
IC1711
DIGITAL AUDIO
INTERFACE RECEIVER
IC1301
DIN1
J1700
4
COAX IN
DVD
FM 75
Ω
COAXIAL
72
69
26
69
26
DIGITAL
VIDEO 1
AUDIO IN
TV
AUDIO IN
ANTENNA
J1710
TUNER (FM/AM)
SA-CD/CD
AUDIO IN
AM
L
R
L
R
L
R
R-CH
CLINK L
9
C_LINK_L
C_LINK_R
14
13
CN1700 (1/2)
R-CH
CLINK_RX (UCOM_TX)
CLINK_TX (UCOM_RX)
6
5
CN1700 (2/2)
R-CH
R-CH
ANALOG AUDIO
INPUT SELECTOR
IC1710
A/D CONVERTER
IC1602
R-CH
21
22
X1301
12.288MHz
XOUT
XIN
FM ANT
GND
AM ANT
GND
CLOCK
CE
TUN_DO
TUNER DATA
TUNER CLK
TUN_LAT
TUNER DATA
TUNER CLK
TUN_LAT
BUFFER
IC1603
86
84
84
RDS DATA
RDS INT
RDS DATA
RDS CLK
RDS CLK
117
SD
TUNE SD
100 CLINK_RX (M-OUT-CLINK-IN)
99 CLINK_TX (M-IN-CLINK-OUT)
C_LINK_DEC
7
101 C_LINK_DET
DIR_CK_SEL
39
D1301
57
58
12.5MHz
12.5MHz
98
EEPROM DA
TA
78
EEPROM CLK
X1300
12.5MHz
A
• SIGNAL PATH
: TUNER
: AUDIO (ANALOG)
: AUDIO (DIGITAL)
• R-ch is omitted due to same as L-ch.
DATA SELECTOR
IC1302
1C1
5
1C0
6
DIN0
3
1Y 7
2
B
14
A
TC74HC153_A
36
TC74HC135_B
35
SDIN
8
AUTO
CAL MIC
J2800
DCAC_MIC_L
11
MIC AMP
IC2800
DCAC ON/OFF
3
CEC DATA
SWITCH
Q1103 – 1106
92
HDMI (M-IN-HDMI-OUT)
HDMI (M-OUT-HDMI-IN) 93
HDMI (M-OUT-HDMI-IN) 93
HDMI RESET
TX
RX
RESET
104
29
CEC OUT
CEC IN 88
AUDIO
B
DIR_XSTAE, ERR
C
CEC
D
48 47 45 46
49
38 37
RESET, TX, RX
E
: MIC
DIN2
5
J
SPDIF
R-CH
DMPORT
DMPORT
MUTING ON/OFF
CONTROL
Q2800 – 2802
ERR
DIR_XSTAE
(AEP, UK)
SECTION 6
DIAGRAMS
6-1. BLOCK DIAGRAM - MAIN Section -
(Page 11)
(Page 12)
(Page 12)
(Page 12)
(Page 11)
(Page 11)
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