Sony HT-SF2000 / HT-SS2000 / STR-KS2000 Service Manual ▷ View online
STR-KS2000
7
3-3. HDMI RE BOARD
two screws
(BVTP3
(BVTP3
× 8)
three screws
(BVTP3
(BVTP3
× 8)
HDMI left bracket
HDMI RE board
connector
(CN3509)
four screws
(BVTT3
(BVTT3
× 6)
wire (flat type) (17 core)
(HDMI RE BOARD (CN3511),
MAIN BOARD (CNS506))
3-4. FRONT PANEL BLOCK
screw
(BVTP3
(BVTP3
× 8)
wire (flat type) (17 core)
(CNS510)
(CNS510)
connector
(CNS510)
(CNS510)
saranet cushion
three screws
(BVTP3
(BVTP3
× 8)
two claws
claw
three claws
front panel block
claw
STR-KS2000
8
3-5. MAIN BOARD
seven screws
(BVTP3
(BVTP3
× 8)
four screws
(BVTP3
(BVTP3
× 8)
wire (flat type) (9 core)
(CNS509)
(CNS509)
(US and Canadian models),
wire (flat type) (11 core)
(CNS508)
(AEP and UK models)
wire (flat type) (5 core)
(CNS505)
(CNS505)
wire (flat type) (17 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
R two radiation
sheets
sheets
(AMP)
STR-KS2000
STR-KS2000
9
9
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 :
75
kHz
Modulation : 1 kHz
ANT input : 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.
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.
FACTORY PRESET MODE
All preset contents are reset to the default setting.
Procedure:
1. While pressing the [SOUND FIELD +] and [PRESET TUNING
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 TUNING
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 TUNING
+] 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] button.
4. Half of segments turn on.
5. Press the [INPUT SELECTOR] button once again.
6. Others half of segments turn on.
7. Press the [INPUT SELECTOR] button once again.
8. Segments of “EQ” turn on.
3. Press the [INPUT SELECTOR] button.
4. Half of segments turn on.
5. Press the [INPUT SELECTOR] button once again.
6. Others half of segments turn on.
7. Press the [INPUT SELECTOR] button once again.
8. Segments of “EQ” turn on.
KEY CHECK MODE
This mode is used to check the key.
Procedure:
1. While pressing the [MUTING] and [PRESET TUNING -] but-
This mode is used to check the key.
Procedure:
1. While pressing the [MUTING] and [PRESET TUNING -] but-
tons, 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.
SWAP ALL MODE
When this mode is used, output the audio signal of front L/R chan-
nel to all channel.
(Not used for the servicing)
Procedure:
1. While pressing the [SOUND FIELD -] and [MUTING] but-
When this mode is used, output the audio signal of front L/R chan-
nel to all channel.
(Not used for the servicing)
Procedure:
1. While pressing the [SOUND FIELD -] and [MUTING] but-
tons, press the [
?/1
] button to turn on the main power.
2. The message “SWAP” appears.
3. In this state, when the audio signal of two channels is input, the
3. In this state, when the audio signal of two channels is input, the
audio is output from all channels.
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.
PROTECTOR AUTO OFF 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-AAU017) (PART
This mode is used to switch off the VACS (Variable Attenuation
Control System).
Procedure:
1. Press the buttons of standard commander (RM-AAU017) (PART
No.: 1-480-099-21) in ordedr of [DISPLAY]
→ [DISPLAY] →
[DISPLAY]
→ [MASTER VOL +] → [3].
2. The message “VACS OFF” appears and the switch off the
VACS.
CHANGE-OVER THE AM TUNING INTERVAL
(US AND CANADIAN MODELS ONLY)
The AM tuning interval can be changed over 9 kHz or 10kHz.
Procedure:
1. While pressing the [PRESET TUNING +] button, press the
(US AND CANADIAN MODELS ONLY)
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.
DCAC TEST MODE
When this mode is used, each function of the DCAC board is
tested.
(Not used for the servicing)
Procedure:
1. While pressing the [PRESET TUNING -] and [INPUT
DCAC TEST MODE
When this mode is used, each function of the DCAC board is
tested.
(Not used for the servicing)
Procedure:
1. While pressing the [PRESET TUNING -] and [INPUT
SELECTOR] buttons, press the [
?/1
] button to turn on the
main power.
2. The message “MIC ON” appears.
3. In this state, the output level of the speaker can be adjusted by
3. In this state, the output level of the speaker can be adjusted by
using the input analogue signal that passes the DCAC MIC.
STR-KS2000
STR-KS2000
10
10
SECTION 6
DIAGRAMS
6-1. BLOCK DIAGRAM - MAIN Section -
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
DATAO 16
BCK 14
LRCK 15
CKOUT 13
AUDIO 24
CKSEL 0 46
OPT IN
SAT
DIGITAL OPTICAL
RECEIVER
IC1701
OPT IN
VIDEO 1
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
2CI
5
1CO
6
DIN0
3
1Y 7
2
B
14
A
TC74HC153_A
36
TC74HC135_B
35
SDIN
8
AUTO
CAL MIC
J2500
DCAC_MIC_L
11
MIC AMP
IC2501
LINE AMP
Q2500
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 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
(AEP, UK)
(Page 11)
(Page 12)
(Page 12)
(Page 12)
(Page 11)
(Page 11)
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