Sony HT-SF1200 / HT-SS1200 / STR-KS1200 Service Manual ▷ View online
STR-KS1200
45
IC3509 BR24L02F-WE2
1
5
A0
2
A1
3
A2
4
GND
SDA
6 SCL
7 WP
8 VCC
2kbit EEPROM ARRAY
8bit
8bit
ADDRESS
DECODER
SLAVE/ WORD
ADDRESS REGISTER
HIGH VOLTAGE
GENERATOR
VCC LEVEL
DETECT
DATA
REGISTER
ST
AR
T
ST
OP
ACK
CONTROL LOGIC
8bit
IC3513 SII9030CTU-7
41
48
49
29
1
30
61
24
CI2CA
IOVCC
47 IOGND
46 CGND
45 CVCC18
46 CGND
45 CVCC18
D23
50 D22
51 D21
52 D20
53 D19
54 D18
55 D17
56 D16
57 D15
58 D14
59 CVCC18
60 CGND
TX0–
HSYNC
2
VSYNC
3
CGND
4
CVCC18
5
SPDIF
6
MCLK
7
SD3
8
SD2
9
SD1
10
SD0
11
WS
12
SCK
13
IOVCC
14
IOGND
15
CGND
16
CVCC18
17
INT
18
HPD
19
DSDA
20
DSCL
TX0+
D13
62
D12
63
D1
1
64
D10
65
D9
66
IDCK
67
D8
68
D7
69
D6
70
D5
71
IOVCC
72
IOGND
73
CGND
74
CVCC18
75
D4
76
D3
77
D2
78
D1
79
D0
80
DE
EXT_SWING
25
AGND
34
AV
C
C
37
AGND
38
PVCC2
39
PGND2
40
NC
31
AGND
28
AV
C
C
23
PVCC1
22
PGND1
21
RSVDL
42 RESET#
43 CSCL
44 CSDA
32 33
TX1–
TX1+
35 36
TX2–
TX2+
26 27
TXC–
TXC+
I2C
SLAVE
E-DDC
MASTER
RECEIVER SENS
+ INTERRUPT LOGIC
VIDEO DATA CAPTURE / DE GEN / 656 LOGIC BLOCK
AUDIO DATA
CAPTURE
LOGIC
BLOCK
REGISTERS
CONFIGURATION
LOGIC BLOCK
PANEL LINK
TMDS
DIGITAL CORE
XOR
CSC
4: 2: 2
TO
4: 4: 4
HDCP
KEYS
EEPROM
HDCP
ENCRYPTION
ENGINE
STR-KS1200
46
IC3516 TK11150CSCL-G
CONTROL
CIRCUIT
BANDGAP
REFERENCE
+
–
OVER HEAT &
OVER CURRENT
PROTECTION
1
VCONT
3
NP
2
GND
4
VOUT
5
VIN
IC3526, 3527 SI-3033KM-TL
1
VC
TSD
2
VIN
3
GND
4
VOUT
5
ADJ
+
–
REF
– DISPLAY Board –
IC700 PT6315
5
OSC
OSC
DATA
SELECTOR
6
DOUT
7
DIN
8
CLK
9
STB
10
KEY1
11
KEY2
SERIAL
INTERFACE
DISPLAY MEMORY
24 BITS x 12 WORDS
24-BIT OUTPUT
LATCH
12-BIT SHIFT
REGISTER
SEGMENT
DRIVER
TIMING GENERATOR
KEY SCAN
COMMAND
DECODER
DIMMING
CIRCUIT
KEY DATA MEMORY
(2 x 16 BITS)
4-BIT LATCH
1
LED1
2
LED2
3
LED3
4
LED4
24
16
16
12
4
8
8
4
8
27 SEG14/KS14
29 SEG16/KS16
30 VEE
28 SEG15/KS15
8
31 SEG17/GRID12
33 SEG19/GRID10
32 SEG18/GRID11
32 SEG18/GRID11
23 SEG10/KS10
24 SEG11/KS11
25 SEG12/KS12
26 SEG13/KS13
22
SEG9/KS9
21
SEG8/KS8
20
SEG7/KS7
19
SEG6/KS6
18
SEG5/KS5
17
SEG4/KS4
16
SEG3/KS3
15
SEG2/KS2
14
SEG1/KS1
MULTIPLEXED
DRIVER
34
SEG20/GRID9
35
SEG21/GRID8
36
SEG22/GRID7
37
SEG23/GRID6
39
GRID4
40
GRID3
41
GRID2
42
GRID1
43
VDD
44
VSS
13
VDD
12
VSS
38
SEG24/GRID5
GRID
DRIVER
STR-KS1200
47
OVER
CURRENT
PROTECT
2
LOGIC
OSC
INTERNAL BIAS
DELAY
DELAY
LATCH
CURRENT
MIRROR
OVER
CURRENT
PROTECT
2
OVER
CURRENT
PROTECT
1
FEED
BACK
BACK
INH
2
INH
1
BOTTOM
SKIP
LOGIC
OCP/INH
1
S/GND
2
DRAIN
3
VCC
4
FB/OCP
5
UNDER VOLTAGE
LOCK OUT
OVER LOAD
PROTECT
THERMAL
SHUT DOWN
OVER VOLTAGE
PROTECT
SWITCHING
REGULATOR
BLOCK
– SMPS Board –
IC901 STR-F6168-LF1352
– DCAC (1200) Board –
IC2801 NJM2173AV (TE2)
1
OUT1
2
DC CUT1
3
IN1
4
MIC V+1
5
REG
6
NOISE
7
GND
14 OUT2
13 DC CUT2
12 IN2
11 MIC V+2
10 GV
9 STBY
8 V+
REG
GV
AMP1
AMP2
STR-KS1200
48
IC921 STR-V153
5
8
4
1 2 3
GND
6
FB/OLP
7
N.C.
ST
AR
TUP
VCC
D
N.C.
SOURCE/OCP
+
–
+
+
+
+
+
Q S
R
DISCHARGE
BLANKING
BUFFER
TSD
DELAY
LATCH
INTERNAL
BIAS
OFF TIMER
PRC LATCH
BURST
FB
OCP
OLP
DRIVE
OVP
UVLO
POWER
MOS FET
IC941 SI-3120KM-TL
IC942 SI-3050KM-TL
IC944 SI-3033KM-TL
IC942 SI-3050KM-TL
IC944 SI-3033KM-TL
1
VC
TSD
2
VIN
3
GND
4
VOUT
5
ADJ
+
–
REF
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