Yamaha RX-V396, Service Manual

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RX-V396/RX-V396RDS/HTR-5230/HTR-5230RDS
IC6: CS4227-KQ CODEC. ADC/DAC)
6-channel 20-bit Codec providing A/D, D/A Converter
DATAUX
HOLD
CCLK
CDOUT
CDIN
/CS
SPI/I2C
/PDN
AIN3R
AIN3L
AIN2L
AIN2R AIN1R
AIN1L
AINAUX
CMOUT
NC
AGND1
VA+
AGND2
AOUT1 AOUT2
LRCKAUX SCLKAUX NC DGND1 VD+ DGND2 SCLK LRCK SDOUT1 SDOUT2 SDIN1
SDIN2
SDIN3
CLKOUT
OVL
XTO
XTI
/DEM
AOUT6
AOUT5
AOUT4
AOUT3
1
2
3
4
5
6
7
8
9
10
11
12 13 14 15 16 17 18 19 20 21 22
34 35 36 37 38 39 40 41 42 43 44
23
24
25
26
27
28
29
30
31
32
33
TOP VIEW
Pin Pin
I/O Function
No. Name
1 DATAUX I DATAUX terminal (Connected to digital ground)
2 HOLD I/O HOLD terminal (Connected to digital ground)
3 CCLK I Control clock input terminal,
serial clock from microcomputer
4 CDOUT O CDOUT terminal (Unconnected)
5 CDIN I Control data input terminal,
serial data from microcomputer
6 /CS I Chip select input terminal, codec
chip enable from microcomputer
7 SPI/I2C I SPI/I2C terminal (Connected to digital ground)
8 /PDN I Power down input terminal, initial clear
from AC3D2av
9 AIN3R I/O AIN3R terminal (Unconnected)
10 AIN3L I/O Lch analog input/output terminal 3,2, Lch
11 AIN2L I/O positive, negative input from input selector
12 AIN2R I/O Rch analog input/output terminal 2,1, Rch
13 AIN1R I negative, positive input from input selector
14 AIN1L I AIN1L terminal (Unconnected)
15 AINAUX I AINAUX terminal (Unconnected)
16 CMOUT O Center mute output terminal
17 NC Non connection terminal
18 AGND1 Analog ground
19 VA+ +5V Analog power supply
20 AGND2 Analog ground
21 AOUT1 O Analog output terminal 1,2, L,Rch analog
22 AOUT2 O output for MAIN
23 AOUT3 O Analog output terminal 3,4, L,Rch
24 AOUT4 O analog output for REAR
25 AOUT5 O Analog output terminal 5,6, L,Rch
26 AOUT6 O analog output for CENTER, LFE
27 /DEM I /DEM terminal (Connected to digital ground)
28 XTI I Cryatal input terminal, 256fs bit clock
from DIR2
29 XTO O XTO terminal (Unconnected)
30 OVL O OVL terminal (Unconnected)
31 CLKOUT O CLKOUT terminal (Unconnected)
32 SDIN3 I Serial data input terminal, 3,2,1,
33 SDIN2 I PCM audio data from AC3Dav
34 SDIN1 I
35 SDOUT2 O SDOUT2 terminal (Unconnected)
36 SDOUT1 O Serial data output terminal1,
audio data for DIR2
37 LRCK I/O L,Rch clock input/output terminal,
1fs word clock from DIR2
38 SCLK I/O Serial clock input/output terminal,
64fs bit clock from DIR2
39 DGND2 Digital ground
40 VD+ +5V digital power supply
41 DGND1 Digital ground
42 NC Non connection terminal
43 SCLKAUX I/O SCLKAUX terminal (Connected to digital ground)
44 LRCKAUX I/O LRCKAUX terminal (Connected to digital ground)
Pin Pin
I/O Function
No. Name
SERIAL AUDIO DATA INTERFACE
DIGITAL FILTERS
ANALOG LOW PASS AND
OUTPUT STAGE
DIGITAL FILTERS
INPUT MUX
CONTROL PORT
AUXILIARY INPUT
DAC#1
MUX
VOLUME
CONTROL
VOLTAGE
REFERENCE
DAC#2
VOLUME
CONTROL
DAC#3
VOLUME
CONTROL
DAC#4
VOLUME
CONTROL
DAC#5
VOLUME
CONTROL
DAC#6
DEM
MONO
ADC
LEFT
ADC
RIGHT
ADC
CLOCK OSC/
DIVIDER
VOLUME
CONTROL
INPUT
GAIN
30
OVL
27
/DEM
35
SDOUT2
36
SDOUT1
34
SDIN1
33
SDIN2
32
SDIN3
38
SCLK
37
LRCK
8
/PDN
16
CMOUT
21 AOUT1
22
AOUT2
23
AOUT3
24
AOUT4
25
AOUT5
26
AOUT6
14
AIN1L
13
AIN1R
11 AIN2L
12
AIN2R
10
AIN3L
9 AIN3R
18
AGND1
20
AGND2
15
AINAUX
3
CCLK
4
CDOUT
5
CDIN
6
/CS
7
SPI/I2C
40
VD+
19
VA–
2
HOLD
1
DATAUX
29
XTO
28
XTI
31
CLKOUT
44
LRCKAUX
43
SCLKAUX
41
DGND1
39
DGND2