Harman Kardon AVR 370 Service Manual page 177

6
R1901 C1906
100 100P
R1902
AGND
4.7K
1 2 3 4
IC1904 NJM2115
8 7 6 5
R1903
2.7K
AGND
D
R1905 C1908
100 150P
+5VD_DSP R1909
3.9K
R1910 C1912
100 100P
R1911
4.7K
1 2 3 4
IC1905
NJM2115
8 7 6 5
R1913
2.7K
+5VD_DSP
AGND R1914 C1915
100 150P
C1917
0.1
100
R1917
R1918 100
C
R1920
0
16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 CX_SDIN2
VQ 64
17
CX_SDIN3
FILT+ 63
18
AGND AGND AGND CX_SDIN4
62
REFGND
19
SAI_SCLK
61
AOUTB4-
D_BR- 20
SAI_LRCK
60
AOUTB4+
D_BR+ 21 OMCK
AOUTA4+ 59
D_BL+ 22 ADCIN1
AOUTA4- 58
D_BL- 23 ADCIN2
VA 57
24 CS42528-CQ CX_SDOUT
AGND 56
IC1901
AGND 25
RMCK
55
AOUTB3-
D_SR- 26
SAI_SDOUT
54
AOUTB3+
D_SR+ 27
VLS
53
AOUTA3+
D_SL+ 28 DGND
AOUTA3- 52
D_SL- 29 VD
AOUTB2- 51
D_SW- 30 TXP
AOUTB2+ 50
D_SW+ 31 RXP0
49
AOUTA2+
D_CT+ 32
33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48
D_CT-
D_FR-
D_FR+
D_FL+
D_FL-
+5VD_DSP
AGND
R1921
0
B
AGND
AGND
R1922
+5VD_DSP
0
AGND
REC DAC PART (DSP DOWNMIX)
IC1906
CVICS4344CZZR
R1989 10/16V AOUTR SDIN
DSP_DOWNMIX_R
470
C1947 +5VD_DSP
VA /SCLK
A
AGND
GND LRCK
CHGND
AGND
10/16V AOUTL MCLK
470
DSP_DOWNMIX_L
R1990
C1948
FILT+ VQ
AGND
AGND
5
+1.8V_DSP
R1906 C1909 R1907
AD_LIN
2.7K 10/16V 2.7K
C1910
2012.05.31
10/16V
R1908
4.7K
C1911
0.1
AGND
AGND
+3V3
C1916
R1915 R1916
AD_RIN
2.7K 10/16V 2.7K
2012.05.31
1
CS
IC1907 CVIMX25L8006EM2I-12G
VDD
8
+3V3
HDMI SPDIF MODE : DIR MASTER
HDMI I2S MODE : HDMI MASTER
ADC MODE : DSP MASTER
R1919
+3V3
0 DIR MODE : DIR MASTER
+5VD_DSP
DSP1_XTALOUT
DSP2_DAO1_LRCK
C1958
DSP2_DAO1_SCLK
10P
R1945
XMCK
0
R1946
33
C1959 R1943
0
10P L1903
CLZ9R005Z
BICK2
LRCK2
2012.06.05
R1931 33
R1930 1K
R1929 1K
SDTO1
MCKO R1928
SDTO2 56
+5VD_DSP
+3V3
DIGITAL AUDIO OUT DATA
OPT1
OPT2 FROM JACK PCB
COAX1
860SPDIF
ARC_SPDIF1
ARC_SPDIF2
HDMI_RX_SPDIF
HDMI_MCK_SW
HDMI M_SW
H : B & HDMI on
DEM
L : A & HDMI off
R1995
2012.06.05
4 3
CUP12457Z
+1V8_1 +1V8_2
+1.8V_DSP
L1901 L1902
CLZ9Z014Z CLZ9Z014Z
CODEC_MUTE
DIR_RESET
DIR_CE
DSP_CODEC_MOSI
DIR_MISO
SCP1_BSY
DSP_CODEC_CLK
SCP1_CS
SCP1_IRQ
+3V3 SCP1_MISO
100
DSP1_RESET
R1939
2 3 4 5 6 7 8
5 6 7 8
SO WP VSS
HOLD SCK SI
1 2 3 4 1 2 3 4
+1V8_1 +3V3 +1V8_1
7 6 5
R1993
10K
R1940
PCPDS/SCP2_CK
10K
AS/SCP2_MISO
R1941
A2/SCP2_MOSI
3.3K SCP1_IRQ
PCP/SCP2_IRQ
R1942
SCP1_CS
10K
PCP/SCP2_CS
VDDIO7
+3V3
GNDIO7
GPIO3/DDAC
UART_TXD
VDD7
+1V8_1 IC1902
UART_RXD
CVICS497024CVZ
UART_CLK/EE_CS#
GNDD7
R1947
XTAL_OUT
220 XTI
XTO
GNDA
R1948
PLL_REF_RES
5.1K (1%)
VDDA(3.3V)
VDD8
33ohm (1005SIZE X 4),1/16W +1V8_1
DAI1_DATA3/DSD3
DAI1_DATA2/DSD2
GNDD8
DAI1_DATA1/DSD1
DAI1_DATA0/DSD0
RN1901
VDDIO8
+3V3
R1949
DAI1_SCLK/DSD-CLK
33
DAI1_LRCK/DSD4
33ohm (1005SIZE X 4),1/16W
GNDIO8
DAI2LRCK/PREQ
DAI2_SCLK
DAI2_DATA/DSD5
DAO2_D3/XMTB
RN1902
R1950 3.3K
DBDA
R1951 3.3K
DBCK
DAO2_D2
+3V3
+1V8_1
RN1903 +3V3
+1V8_1 +3V3
+3V3
5 6 7 8
5 6 7 8
33ohm (1005SIZE X 4),1/16W
4 3 2 1
1 2 3 4
1 2 3 4
8 7 6 5 10K
R1957
R1956 10K
R1955
10K
10 9 8 7 6 5 4 3 2 1
Q1901
+3V3
C1955
11 12 13 14 15 16 17 18 19 20 T1N241C
0.1
IC1908
CVITC74VCX541FT
IC1909
HVITC74VHC157FT
SEL VCC +3V3
1A ST
1B 4A
+3V3
+1V8_1
1Y 4B
CS497** VDDIO * 8EA
2A 4Y
2B 3A
47
2Y 3B
47
GND 3Y
R1996
2012.06.05
2
50 49 48 47 46 45 44 43 42 41 40 39 38
IC1912 CVIM12L16161A5TG2Q
1 2 3 4 5 6 7 8 9 10 11 12 13
+3V3
DA[0:50]
1 2 3 4
CS SO WP VSS
CVIMX25L8006EM2I-12G
IC1911
HOLD SCK SI +1V8_2
VDD
8 7 6 5
CRJ10DJ1R0T R1974
10K
+3V3
R1969
DA28 R1975
SD_A0/EXT_A0
PCPDS/SCP2_CK
33
SD_A1/EXT_A1 3.3K AS/SCP2_MISO
VDDIO5
R1976
33ohm (1005SIZE X 4),1/16W A2/SCP2_MOSI
DA27
SD_A2/EXT_A2
10K SCP1_IRQ
GNDD4 DA26
PCP/SCP2_IRQ
SD_A3/EXT_A3 DA25
SCP1_CS
SD_A4/EXT_A4 DA24
PCP/SCP2_CS
VDD4
VDDIO7
+1V8_1 RN1912
+3V3
EXT_CS2#
33ohm (1005SIZE X 4),1/16W GNDIO7
DA23
SD_A5/EXT_A5
GPIO3/DDAC
GNDIO4
UART_TXD
SD_A6/EXT_A6 DA22
VDD7
+1V8_2
SD_A7/EXT_A7 DA21
UART_RXD
R1978
VDDIO4 UART_CLK/EE_CS#
+3V3 RN1911
SD_A8/EXT_A8 R1968 33 DA20
0
GNDD7
R1967 33 DA19 C1972 R1979
SD_A9/EXT_A9
+3V3 XTAL_OUT
GNDD3 75
15P XTI
DSP1_XTALOUT
SD_A11/EXT_A11 L1904
XTO
SD_A12/EXT_A12 CLZ9R005Z
GNDA
VDD3 R1980
PLL_REF_RES
+1V8_1
SD_CLKEN
5.1K (1%) VDDA(3.3V)
33ohm (1005SIZE X 4),1/16W
DA18
SD_CLKIN
VDD8
33ohm (1005SIZE X 4),1/16W +1V8_2
R1965 DA17
SD_CLKOUT DAI1_DATA3/DSD3
DAO07
DA16
SD_DQM1 82
DAO06 DAI1_DATA2/DSD2
SD_D8/EXT_D8 DA0
33ohm (1005SIZE X 4),1/16W DAO05 GNDD8
SD_D9/EXT_D9 DA1
DAI1_DATA1/DSD1
RN1910 DAO04
GNDIO3
DAI1_DATA0/DSD0
RN1913
DA2
SD_D10/EXT_D10 VDDIO8
+3V3
DA3
SD_D11/EXT_D11
33ohm (1005SIZE X 4),1/16W DAI1_SCLK/DSD-CLK
DSP1_DAO1_SCLK
VDDIO3
+3V3 RN1909 DAI1_LRCK/DSD4
DSP1_DAO1_LRCK
DA4
SD_D12/EXT_D12
GNDIO8
SD_D13/EXT_D13 DA5
DAI2LRCK/PREQ
NC
SD_D14/EXT_D14 DA6
33ohm (1005SIZE X 4),1/16W DAI2_SCLK
NC
SD_D15/EXT_D15 DA7
DAI2_DATA/DSD5
RN1908
NC
SD_D0/EXT_D0 DA8
DAO2_D3/XMTB
NC
GNDIO2 R1981 3.3K
DBDA
DA9
EXT_WE# R1982 3.3K
DBCK
SD_D1/EXT_D1 R1983 0 (NC)
RN1907 DAO2_D2
+3V3
+3V3
R1963
DA35
33
R1962 33
DSP1_DAO1_LRCK
1 2 3 4
R1961 33
DSP1_DAO1_SCLK
+1V8_2
5 6 7 8
DA[0:50]
DAO[00:08]
+3V3
ON : HIGH
HDMI_TX_AUDIO_SW
HDMI_SDATA0
HDMI_SDATA1
HDMI_SDATA2
FROM HDMI RX AUDIO
HDMI_SDATA3
HDMI_LRCK
HDMI_SCLK
HDMI_MCLK
RN1918
DSP_MCLK
TO HDMI TX AUDIO
DSP_DATA0
DSP_SCLK
DSP_LRCK
33ohm (1005SIZE X 4),1/16W
DSP_SPDIF
R1994 33
+3V3
+1V8_2
CS497** VDD * 8EA CS49DV8C VDDIO * 8EA CS49DV8C VDD * 8EA
1
37 36 35 34 33 32 31 30 29 28 27 26
14 15 16 17 18 19 20 21 22 23 24 25
C1965
0.1
SCP2_CS
SCP2_IRQ
SCP1_BSY
DSP_CODEC_CLK
SCP1_MISO
DSP_CODEC_MOSI
R1977
DSP2_RESET
100
+3V3
+1V8_2
CRJ10DJ1R0T
SD_A0/EXT_A0
SD_A1/EXT_A1
VDDIO5
+3V3
SD_A2/EXT_A2
GNDD4
SD_A3/EXT_A3
SD_A4/EXT_A4
VDD4
+1V8_2
EXT_CS2#
SD_A5/EXT_A5
GNDIO4
IC1910
SD_A6/EXT_A6
SD_A7/EXT_A7
CVICS49DV8CCVZ
VDDIO4
+3V3
SD_A8/EXT_A8
SD_A9/EXT_A9
GNDD3
SD_A11/EXT_A11
SD_A12/EXT_A12
VDD3
+1V8_2
SD_CLKEN
SD_CLKIN
SD_CLKOUT
SD_DQM1
SD_D8/EXT_D8
SD_D9/EXT_D9
GNDIO3
SD_D10/EXT_D10
SD_D11/EXT_D11
VDDIO3
+3V3
SD_D12/EXT_D12
C1651
SD_D13/EXT_D13
SD_D14/EXT_D14 0.1uF
C1652
SD_D15/EXT_D15
SD_D0/EXT_D0
0.1uF
GNDIO2
C1975
EXT_WE#
0.1uF
SD_D1/EXT_D1 C1976
0.1uF
C1977
+1V8_2
0.1uF
+3V3
+3V3
C1978
5 6 7 8
0.1uF
C1979
R1997
0.1uF
1 2 3 4
C1980
0
R1998
0.1uF
0
R1999
C1981
0
0.1uF
DAO[00:08] R2000
0 C1982
AGND
0.1uF AGND
ISSUE
PMP ANAM
MULTI. LAB
12.08.02
REVISION 2 4 6
1 3 5 7
SCHEMATIC DIAGRAM
AVR270/370
MODEL
DESIGN CHECK APPROVE DRAWING NO
xxxxxxZ
K.M.S L.J.H Y.W.Y
(DSP&CODEC)
12.08.02 11.12.27 11.12.27
D
C
B
A
SHEET
7
9