Sony HT-DDW885 (serv.man2) Service Manual ▷ View online
37
37
STR-K885
STR-K885
4-24. DIAGRAMA ESQUEMÁTICO – PLACA HDMI SW –
S
35
VIDEO 2/BD IN
HDMI SW BOARD
CN5001
CN5002
TP5001
TP5002
IC5003
TP5016
SL5001
CN5003
R5024
R5025
R5048
R5027
R5028
R5029
R5022
R5055
C5012
R5030
R5005
R5006
R5007
R5008
R5009
R
5010
R
5011
R5072
R5068
R5019
R5016
R5061
R5074
R5056
R
5026
C5016
IC5002
C5027
C5017
C5018
C5019
IC5005
C5020
IC5004
C5013
C5014
C5015
L5013
C5007
C5006
C5005
C5001
C5023
C502
2
IC5001
C5002
C5003
C5004
CN5004
R5051
R5050
R
5053
C5024
R5052
C5021
IC5006
R5003
R5054
R5014
R5017
R5047
C5011
C5010
C500
9
R5015
C5008
R5069
R
5073
R5042
R5004
R5049
R5043
R5060
R5020
R5001
R5002
R5018
19P
19P
BA33BC0FP-E2
19P
0
0
0
10k
10k
47k
10k
10k
6.3V
330u
10k
0
0
0
0
0
0
0
100
100k
0
0
0
2.2k
1k
100
0.01
TK11150CSCL-G
47
10V
0.22
0.22
0.1
SN74LVC1G3157DCKR
0.1
TC7WZ08FK(TE85R)
0.33
330
6.3V
47
10V
0.01
0.01
0.01
0.1
0.01
0.01
TMDS341PFCR
0.01
0.01
0.01
6P
1.5k
1k
2.2k
0.33
47k
100
16V
16V
BAOOBC0WEP-E2
10k
10k
0
0
0
0.01
0.01
0.01
1k
0.01
100k
0
4.7k
0
0
4.7k
0
0
3.9k
750
1k
38
38
STR-K885
STR-K885
– Placa DIGITAL –
IC1301 LC89056W-E
• Diagramas em blocos do ICs
38
37
36
23
24
1
2 3
4
5
44
8 9 10
46
17
22
21
20
30
35
25
26
27
28
29
32
33
34
16
45
13
14
15
47
40
41
48
CLK
39
XSEL
CE
DI
EMPHA
AUDIO
DISEL
SPDIF
DINO
DINI
DIN2
6
D.GND
7
DVDD
11
AVDD
12
AGND
DOSEL0
R
VIN
LPF
CKSEL0
XSTATE
18 DGND
19 DVDD
XIN
XOUT
XMCK
DVDD
31
DGND
DO
CSFLAG
F0/P0/C0
F1/P1/C1
F2/P2/C2
VF/P3/C3
LOCK
BPSYNC
ERROR
DATAO
DOSEL1
CKOUT
BCK
LRCK
CKSEL1
MODE0
MODE1
42
DGND
43
DVDD
XMODE
TIMING
MICROCOMPUTER
INTERFACE
SAMPLING
FREQUENCY
C BIT
DETECT
PA/PB
DETECT
LOCK
DETECT
SYSTEM
RESET
MODE
SELECT
INPUT
CIRCUIT
DATA
DEMODULATOR
PLL
CLOCK
IC1401 PCM1803DBR
VINL 1
VINR 2
VERF1 3
VERF2 4
VCC 5
AGND 6
PDWN 7
BYPAS 8
FSYNC 9
LRCK 10
MODE1
20
MODE0
19
FMT1
18
FMT0
17
OSR
16
SCKI
15
VDD
14
DGCD
13
DOUT
12
BCK
11
Single-End
/Differential
Converter
5 th Order
Delta-Sigma
Modulator
5 th Order
Delta-Sigma
Modulator
Reference
Single-End
/Differential
Converter
×
1/64 (
×
1/128)
Decimation
Filter
with
DC Cut Filter
Power Supply
Clock and Timing Control
Serial
Interface
Mode/
Format
Control
IC1452 PCM1609APT
IC1503 TC7WH157FU
1
2
3
4
8
7
6
5
Vcc
1Y
2B
2A
1A
1B
2Y
GND
SYSTEM
CLOCK
MANAGER
SYSTEM
CLOCK
FUNCTION
CONTROL
INTERFACE
SERIAL
INPUT
INTERFACE
4X/8X
OVER SAMPLING
DIGITAL
FILTER
WITH
FUNCTION
CONTROLLER
ENHANCED
MULTI-
LEVEL
DELTA-
SIGMA
MOJULATOR
ZERO DETECT
DAC
AND LPF
OUTPUT AMP
DAC
DAC
DAC
DAC
DAC
DAC
DAC
RST
SCKI
SCKO
BCK
TEST
VDD
DGND
DATA1
DATA2
DATA3
ZEROA
LRCK
37
38
39
40
42
43
44
45
46
47
48
41
ZERO1/GPO1
ZERO2/GPO2
ZERO3/GPO3
ZERO4/GPO4
ZERO5/GPO5
ZERO6/GPO6
NC
NC
VOUT6
VOUT5
VOUT4
VOUT3
1
2
3
4
5
6
7
8
9
10
11
12
VOUT2
VOUT1
VCOM
VOUT7
AGND5
VCC5
AGND6
VOUT8
AGND4
VCC4
AGND3
VCC3
13
14
15
16
17
18
19
20
21
22
23
24
ML
MC
MDI
MDO
ZERO8
DATA4
ZERO7
NC
VCC1
AGND1
VCC2
AGND2
36 35 34 33
31 30
29
28
27
26
25
32
AND LPF
OUTPUT AMP
AND LPF
OUTPUT AMP
AND LPF
OUTPUT AMP
AND LPF
OUTPUT AMP
AND LPF
OUTPUT AMP
AND LPF
OUTPUT AMP
AND LPF
OUTPUT AMP
IC501, IC601, IC701 uPC2581V-S
PROTECTOR
DRIVE
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15
PRE
DRIVE
PRE
DRIVE
BIAS CIRCUIT
REG
MUTE
+VOUT1
–VOUT1
COMP1
NF1
IN1
GND
IN2
NF2
COMP2
–VOUT2
+VOUT2
VCC1
VCC2
VEE
DRIVE
– Placa PRINCIPAL – – Placa DISPLAY –
IC101 TC74ACT08P
– Placa DIGITAL –
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1A
1B
1Y
2A
2B
2Y
GND
VCC
4B
4A
4Y
3B
3A
3Y
39
STR-K885
IC100 PT6315
1
2
3
4
5
4-bit latch
24-bit output latch
12-bit shift register
Data selector
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
Serial
interface
OSC
Timing generator
key scan
Display memory
24 bits x 12 words
Key data memory
(2 x 16 bits)
Command decoder
segment driver
Grid driver
Multiplexed driver
39
40
41
42
43
44
LED1
LED2
LED3
LED4
OSC
DOUT
DIN
CLK
STB
KEY1
KEY2
VSS
VDD
SEG1/KS1
SEG2/KS2
SEG3/KS3
SEG4/KS4
SEG5/KS5
SEG6/KS6
SEG7/KS7
SEG8/KS8
SEG9/KS9
SEG10/KS10
SEG20/GRID9
SEG21/GRID8
SEG22/GRID7
SEG23/GRID6
SEG24/GRID5
GRID4
GRID3
GRID2
GRID1
VDD
VSS
SEG11/KS11
SEG12/KS12
SEG13/KS13
SEG14/KS14
SEG15/KS15
SEG16/KS16
VEE
SEG17/GRID12
SEG18/GRID11
SEG19/GRID10
– Placa HDMI SW –
IC5005 SN74LVC1G3157DCKR
1
2
3
6
5
4
B2
GND
B1
S
VCC
A
– Placa DISPLAY –
40
STR-K885
– Placa VIDEO –
IC203 NJM2595D
6dB
AMP
75
Ω
DRIVER
CONT1
CONT2
6dB
AMP
75
Ω
DRIVER
CONT1
6dB
AMP
75
Ω
DRIVER
CONT1
CONT2
CONT2
1
2
3
4
5
6
7
8
9
10
11
22
21
20
19
18
17
16
15
14
13
12
BIAS
BIAS
BIAS
BIAS
BIAS
BIAS
BIAS
BIAS
BIAS
CH1_IN1
SW1
CH1_IN2
SW2
CH1_IN3
V+1
CH2_IN1
GND
CH2_IN2
GND
CH2_IN3
CH1_OUT
P.SAVE
CH2_OUT
V+2
CH3_OUT
V-2
CH3_IN1
V-1
CH3_IN2
GND
CH3_IN3
2
3
4
5
6
7
8
9
12
11
13
15
16
1
14
10
M.OUT
SW5
DVD
SW3
V2
SW4
NC
VEE
V3
SW2
NC
GND
V1
SW1
VI.OUT
VCC
6dB
Amp
Amp
6dB
Amp
Amp
75
Ω
Driver
75
Ω
Driver
6dB
Amp
Amp
75
Ω
Driver
IC304 NJM2586AL
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