Numark NS6 Service Manual page 18

6
AUDIO MUTING CIRCUIT
+12V
D7 R112
+3V3
D R104 47.5k 1%
MMBD4148
10k 1%
R113
1
2
47.5k 1%
R111
R109
1 Q11 C87
10k 1%
3
10k 1%
10uF,25V
MBT4403
Q10
1
3
MBT4401
MUTE_CONTROL
2
DAC OUTPUT (DIFF) = 6.6Vpp
+3V3
1uF C223
+2V5
C215 0.1uF
+5VA
C227 0.1uF C216 0.1uF
C183
C184
4 18 43 32
U28
VD VLC VLS VA
CS4385-CQZ
7 LRCK AOUTA1-
C
FS_TDM_DAC
9 SCLK AOUTA1+
BCLK_TDM_DAC
6 MCLK
AOUTB1-
8 SDIN1 AOUTB1+
TDM_SDATA_DAC
11 SDIN2
13 SDIN3 AOUTA2-
14 SDIN4 AOUTA2+
3 DSDA1 AOUTB2-
2 DSDB1 AOUTB2+
1 DSDA2
48 DSDB2 AOUTA3-
47 DSDA3 AOUTA3+
46 DSDB3
45 DSDA4 AOUTB3-
44 DSDB4 AOUTB3+
42 DSDSCLK AOUTA4-
AOUTA4+
10 M4(TST1)
12 M3(TST2) AOUTB4-
15 M2/SCL/CCLK AOUTB4+
DSP_SCL
16 M1/SDA/CDIN
DSP_SDA
17 M0/AD0/CS
MUTEC234
19 RST MUTEC1
ADC_DAC_RESET
20 FILT+ VQ
GND
5 31
C208 C207
47uF,16V 0.1uF
B
+12VA
+12VA
C84
C75
0.1uF
8
0.1uF
U9-C
4 +v
U6-E
+v -v
MC33078
-v 4
MC33079
11 C109
C76
0.1uF
0.1uF
-12VA
-12VA
+12VA +12VA +12VA
C50 C127 C147
0.1uF 0.1uF 0.1uF
A
8 8 8
U5-C U13-C U19-C
+v +v +v
-v -v -v
MC33078 NJM2114M NJM2114M
4 4 4
C72 C140 C166
0.1uF 0.1uF 0.1uF
-12VA -12VA -12VA
5
R123 3.32k 1%
R121
R122 6.65K 1%
1.10k 1%
MMBD4148
C105
D4
1000pF
R128
R129 6.65K 1%
2
1.10k 1%
C61 R146 3.32k 1%
Q9
MBT4403
100uF,25V
3
MUTE
R125 3.32k 1%
R105
10k 1%
R127
R126 6.65K 1% C100
1.10k 1%
C111
1000pF
-12VA
R131
R130 6.65K 1%
1.10k 1%
R147 3.32k 1% C110
MASTER DAC FILT GAIN = 3
MASTER DAC FILT OUT = 19.8Vpp
1uF
0.1uF
40
39
37
38
36 NC
35
NC
33
NC
34 NC
30
29
R85
27 R83
28 R84 14.3k 1%
1.60k 1%
26
25 C63
23 1000pF
24 R95
R96 14.3k 1%
1.60k 1% R102
22 NC
41
1.60k 1%
21
R228
R86
C199 C194
R88
R87 14.3k 1%
0.1uF 1uF
1.60k 1%
4.75k 1%
C74
1000pF
R98
R97 14.3k 1%
1.60k 1%
R103
1.60k 1%
R184 3.32k 1%
R182
R183
C154
6.65K 1%
1.10k 1%
C162 2 -
U19-A
3
1000pF
R190
R191
1.10k 1%
6.65K 1%
C163
R195
3.32k 1% 100pF
R185 3.32k 1%
R187
R186 6.65K 1% C159
1.10k 1%
NJM2114M
C168
6 -
U19-B
1000pF 5
R197
R196 6.65K 1%
1.10k 1%
C167
R200
3.32k 1% 100pF
4 3
DNS
C91 100pF C65 47pF
10k 1%
R91
2 - R37
R89
1
2 -
U9-A
3 1
+ U6-A
10k 1%
MC33078 3
+
MC33079 R53
MUTE
C106 100pF
DNS
100pF C66 47pF
10k 1%
R92
6 - R36
R100
7 13 -
U9-B
5 14
+ U6-D
MC33078 10k 1% 12
+
MC33079 R47
MUTE
100pF
1.60k 1%
C57 100pF
2 -
1
U5-A
3
+
MC33078
C64 100pF
BOOTH DAC FILT GAIN = 1
BOOTH DAC FILT OUT = 6.6Vpp
1.60k 1%
C60 100pF
6 -
7
U5-B
5
+
MC33078
C73 100pF
HP DAC FILT GAIN = 3
100pF HP DAC FILT OUT = 19.8Vpp
NJM2114M
1
R153 33 ohm
R154 33 ohm
+
R176 33 ohm
R177 33 ohm
NJM2114M
2 -
1 R179 33 ohm
R162
U13-A
3 R178 33 ohm
+
1.00k 1%
R156 33 ohm
Q13
R155 33 ohm
2SC3326
R142
1.00k 1%
100pF
Q14
2SC3326
7
+
R143
1.00k 1%
6 -
7
R169 U13-B
5
+
1.00k 1%
NJM2114M
MUTE
2
R54 221 1%
R5 221 1%
1.00k 1%
Q6
2SC3326
R40 DNS 0
R2 DNS 0
1.00k 1%
R48 DNS 0
R1 DNS 0
Q8
2SC3326
R52 221 1%
R4 221 1%
1.00k 1%
Q5
2SC3326
1.00k 1% DNS
C80 47pF
Q7 R107 3.32k 1%
2SC3326
R90
6 - R28
7
U6-B
10k 1%
5
+
MC33079
R39
MUTE
1.00k 1%
MASTER RCA GAIN = 0.33
RCA OUT = 6.6Vpp DNS
C81 47pF
R108 3.32k 1%
R99
9 -
R29
8
U6-C
10k 1%
10
+
MC33079
R35
MUTE
1.00k 1%
BOOTH_L
R38
MUTE
1.00k 1%
BOOTH_R
R34
MUTE
1.00k 1%
Q15
2SC3326
R144
1.00k 1%
Q16
COMPANY:
2SC3326
R145
1.00k 1%
TITLE:
PART NUMBER: 9-40-0573-4
ASSY NUMBER: 9-79-0573-4-0
DRAWN: DATED:
AP,CN
1/24/2011
FILENAME:
NK18AN401K.SCH
RELEASED: DATED:
SCALE:
1
XLR BALANCED OUT = 39.6Vpp
BREAK-AWAY
6 6 1
1
5 5
J9
4 4 3 89M-108
3
3 3
D
2
2 2
2
1 1
J14 J16
1
1
J10
S35
3
89M-108
3
2
2
R13
221 1% 3
J8-A
2
DNS 0
1
Q3
2SC3326
C
CHGND
R14
221 1% 6
J8-B
5
DNS 0
4
Q4
2SC3326
CHGND
R33
R11
221 1% 3
J7-A
2
DNS 0
1
Q1
2SC3326
CHGND
R27
R12
221 1% 6
J7-B
5
DNS 0
B
4
Q2
2SC3326
CHGND
J15
R117 DNS 0
HP_L_QRTR 1
2
R118 DNS 0
HP_R_QRTR 3
HP_L_EIGHTH R119 DNS 0 4
5
HP_R_EIGHTH
R120 DNS 0 6
GND
DUAL-SHIELDED CABLE TO FRONT
NUMARK
A
NK18 ANALOG PCB
SIZE:
C
SHEET: 4 OF 5