Main Dac Part - Denon DRA-800H Service Manual

SCH10 MAIN DAC
3D
TO D3
FROM PLD PART
DA_Z_MUTE1
DADATAF1
DAFS1
DA64FS1
DA256FS1
C7930
C7929
C7936
R7902
1k
5C
DAC_RST
DAC_DATA
DAC_CLK
DAC_MS
TO C5
GND LINE POWER+ LINE POWER- LINE ANALOG AUDIO

MAIN DAC PART

C7985 0.047uF
C7986 0.047uF
C7987 1000pF
C7988 1000pF
C7989 OPEN
C7990 OPEN
C7991 1000pF
C7992 1000pF
C7993 1000pF
C7994 0.047uF
C7995 0.047uF
C7996 0.047uF
C7997 1000pF
C7998 1000pF
1000pF
C7999
C7925 C7919 C7917
0.1uF 0.1uF 0.1uF
36 35 34 33 32 31 30 29 28 27 26 25
AOUTR3P AOUTL2P
37 24
IC791
38 AOUTL4P AOUTR1P 23
AK4458VN
39 AOUTL4N AOUTR1N 22
40 VREFH4 VREFH1 21 C7916
C7927 0.1uF
16V/220uF
VREFL4 VREFL1
41 20
42 AOUTR4N AOUTL1N 19
43 AOUTR4P AOUTL1P 18
50V/100uF
44 LDOE I2C 17
0.1uF
TVDD PS
45 16
46 DVSS CAD0_I2C 15
100V/1uF
47 VDD18 CL/CCLK/TDM1 14
48 PDN SDA/CDTI/TDM0 13
1 2 3 4 5 6 7 8 9 10 11 12
DA_DA1
DA_CK1
DA_MS1
(3) DAC input
CH1:DACLRCK
(DAFS1)
CH2:DACBCK
(DA64FS1)
CH3:DACPCMF
(DADATAF1)
CH4:DACMCK
(DA256FS1)
DIGITAL AUDIO TMDS SIGNAL ANALOG VIDEO STBY POWER
R7916 33k
R7917
FL
4k7/F-T
R7911 C7913 R7919
R7918 180
C7911 (GRM21) 680pF
3k9/F-T 100
3900pF
R7912 R7915
(GRM21)
C7901
3k9/F-T 180
25V/220uF
4 3 2 1
5 6 7 8
C7902
IC792
25V/220uF
R7921 R7925
E3: NE5532ADR / E2: NJM8080G
3k9/F-T C7921 180
R7903
R7922 3900pF C7923 R7929
R7928 180
4k7/F-T C7903 (GRM21)
3k9/F-T (GRM21) 680pF 100 R7904 3900pF R7907
R7927
(GRM21)
180
4k7/F-T
4k7/F-T
R7926 33k
R7956 33k
R7957
FR
4k7/F-T
R7951 C7953 R7959 R7973 R7977
R7958 180
C7951 680pF C7904
3k9/F-T (GRM21) 100 4k7/F-T 180
R7952 3900pF R7955 R7974 3900pF
(GRM21)
3k9/F-T 180 4k7/F-T (GRM21)
4 3 2 1
5 6 7 8
IC793
R7961 R7965
E3: NE5532ADR / E2: NJM8080G
3k9/F-T C7961 180
R7962 3900pF C7963 R7969
R7966 180
3k9/F-T (GRM21) 680pF 100
R7967
(GRM21)
4k7/F-T
R7968 33k
R7946 47k
R7947
10k/F-T
R7931 C7943 R7939
R7948 150
C7931 (GRM21)
3k9/F-T 470pF 100
SW
R7932 3900pF R7945
(GRM21)
3k9/F-T 150
4 3 2 1
5 6 7 8
R7982
4k7/F-T C7971
R7941 R7935 IC795
3900pF
R7983 R7986
E3: NE5532ADR / E2: NJM8080G
3k9/F-T C7941 150
R7942 R7938 C7933 R7949 4k7/F-T (GRM21) 150
3900pF
3k9/F-T (GRM21) 150 470pF 100
R7937
(GRM21)
10k/F-T
R7936
47k
18
R7908
4k7/F-T
R7910
FL
4k7/F-T
C7907
R7971 180 R7972
220pF 100
(FILM)
4 3 2 1
5 6 7 8
D7
FR
C7908
R7978 180 R7981
220pF 100
R7979 (FILM)
4k7/F-T
-12V
R7980
+12V
4k7/F-T
DA+5V
AGND
AGND
DACFL
AGND
DACFR
AGND
DACSW
AGND
TO 7D
4 3 2 1
5 6 7 8
R7987
4k7/F-T
R7988
SW
4k7/F-T
R7989 C7973 R7990
220pF 100
150
(FILM)