McIntosh MP1100

MP1100
17 18
RIGHT AUDIO 751909 SCH 5 of 5
2
.1µF
C4
I2C CL
I2C DA
+3.3V BU
3 1
2
10k
10k
Q10
R 400 R 200 R 100C 200
C 100
C 50
R 50
R 1K
3 1
2
10k
10k
Q1
3 1
2
10k
10k
Q8
3 1
2
10k
10k
Q9
3 1
2
10k
10k
Q14
3
1
2
10k
10k
Q11
+4V +4V
+4V+4V
+4V+4V
3
1
2
10k
10k
Q5
+4V
3
1
2
10k
10k
Q4
+4V
3 1
2
10k
10k
Q19
3 1
2
10k
10k
Q17
3
1
2
10k
10k
Q15
+3.3V BU
+4V +4V +4V
PH 3
PH 2
PH 1
L2
.1µF
C3
PH
OUTPUT
L1
3
1
2
Q16
3
1
2
Q12
3
1
2
Q13
3
1
2
Q20
MONO
3
1
2
Q3
3.32k
R2
+3.3V BU
+3.3V BU
3.32k
R7
3.32k
R10
3.32k
R9
3.32k
R14
MUTE
100
R12
470µF
C7
+4V
+5V
-17V
D G N D
I2C CL
I2C DA
D IGITA L
GN D
DGN D
+5V
R I2C D A
R I2C C L
+17VR
-17VR
+5VAD C
+17V
+3.3V BU
MET +
R AU D DET
+3. 3VBU
R MET +
R MET -
R AD C +
R AD C -
AUD DET
+5V A D C
ADC +
ADC -
AES
.1µF
C6
LP
RIAA
NAB / LP
I2C CL
I2C DA
78
HPF
3
1
2
Q7
LPF
3
1
2
Q2
3
1
2
Q6
+3.3V BU
+3.3V BU
3.32k
R1
3.32k
R5
3.32k
R3
+5V
ADC 0dB
ADC -10dB
IO1
7
VSS
8
A2
5
SD A
2
A0
3
IO2
9
IO3
10
IO5
12
RST
15
IO7
14
IO0
6
SC L
1
A1
4
IO4
11
VD D
16
IO6
13
U1
3
1
2
Q18
3.32k
R11
I2C CL
I2C DA
+3.3V BU
MET -
3 1
2
10k
10k
Q21
+4V
+5V+5V
100
R13
J1:3
J1:4
J1:1
J1:2
J1:6
J1:8
J1:9
J1:11
J1:12
J1:13
J1:14
J1:15
J1:16
J1:17
J1:18
J1:5
J1:7
J1:10
5
5
5
5
5
5
5
5
5
5
5
5
5
5
+3.3V BU
.1µ F
C5
+3.3V BU
+3.3V BU
I2C CL
I2C DA
Q3
7
VSS
8
Q1
5
A1
2
A2
3
Q4
9
Q5
10
Q7
12
SDA
15
SCL
14
Q2
6
A0
1
Q0
4
Q6
11
VDD
16
NC
13
U4
Q3
7
VSS
8
Q1
5
A1
2
A2
3
Q4
9
Q5
10
Q7
12
SDA
15
SC L
14
Q2
6
A0
1
Q0
4
Q6
11
VDD
16
NC
13
U2
Q3
7
VSS
8
Q1
5
A1
2
A2
3
Q4
9
Q5
10
Q7
12
SDA
15
SCL
14
Q2
6
A0
1
Q0
4
Q6
11
VDD
16
NC
13
U3
+3.3V BU
A = 1 0 1 (5)
A = 1 1 0 (6)
+3.3V BU
+3.3V BU
A = 1 1 1 (7)
+3.3V BU
A = 1 0 1 (5)
2k
R4
2k
R6
3
1
2
Q90
3
1
2
Q91
3
1
2
Q92
3
1
2
Q89
3
1
2
Q22
4.75k
R235
10k
R234
+5V
6-32
6-32
OPEN
C1
OPEN
C2
OPEN
C144
-12 dB -18 dB -24 dB
-6 dB
D G N D
PHMUTE
3
1
2
10k
10k
Q32
+4V