Sony STR-K1500 Service Manual - Page 41

IC1452 PCM1609APT, IC501, IC601, IC701, uPC2581V-S, IC101, MC74ACT08N

Page 41 highlights

STR-K1500 IC1452 PCM1609APT ML MC MDI MDO ZERO8 DATA4 ZERO7 NC VCC1 AGND1 VCC2 AGND2 RST 37 SCKI 38 SCKO 39 BCK 40 LRCK 41 TEST 42 VDD 43 DGND 44 DATA1 45 DATA2 46 DATA3 47 ZEROA 48 36 35 34 33 32 31 30 29 28 27 26 25 SYSTEM CLOCK MANAGER FUNCTION CONTROL INTERFACE SYSTEM CLOCK SERIAL INPUT INTERFACE 4X/8X OVER SAMPLING DIGITAL FILTER WITH FUNCTION CONTROLLER ZERO DETECT DAC DAC DAC ENHANCED MULTI- DAC LEVEL DELTA- SIGMA MOJULATOR DAC DAC DAC DAC 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 AND LPF OUTPUT AMP AND LPF 123456 78 9 10 11 12 24 VCC3 23 AGND3 22 VCC4 21 AGND4 20 VOUT8 19 AGND6 18 VCC5 17 AGND5 16 VOUT7 15 VCOM 14 VOUT1 13 VOUT2 ZERO1/GPO1 ZERO2/GPO2 ZERO3/GPO3 ZERO4/GPO4 ZERO5/GPO5 ZERO6/GPO6 NC NC VOUT6 VOUT5 VOUT4 VOUT3 MUTE +VOUT1 -VOUT1 COMP1 NF1 IN1 GND IN2 NF2 COMP2 -VOUT2 +VOUT2 VCC1 VCC2 VEE - MAIN Board - IC501, IC601, IC701 uPC2581V-S PROTECTOR BIAS CIRCUIT REG DRIVE PRE DRIVE PRE DRIVE DRIVE 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 - DISPLAY Board - IC101 MC74ACT08N 1A 1 1B 2 1Y 3 2A 4 2B 5 2Y 6 GND 7 14 VCC 13 4B 12 4A 11 4Y 10 3B 9 3A 8 3Y 41

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41
STR-K1500
IC1452 PCM1609APT
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
– MAIN Board
– DISPLAY Board
IC101
MC74ACT08N
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