McIntosh MHT200

MAIN AUDIO 320165 SH 5 OF 7
10
67 68
MHT200
SERIN
14
SRCLK
11
SRCLR
10
RCLK
12
G
13
Q0
15
Q1
1
Q2
2
Q3
3
Q4
4
Q5
5
Q6
6
Q7
7
SEROUT
9
VCC
16
GND
8
IC46
74HC595
C175
100n
1G
1
1A1
2
1Y1
18
1A2
4
1Y2
16
1A3
6
1Y3
14
1A4
8
1Y4
12
VCC
20
GND
10
2A1
17
2Y1
3
2A2
15
2Y2
5
2A3
13
2Y3
7
2A4
11
2Y4
9
2G
19
IC39
74HC244
MISO
Sck
MOSI
Out1
Out2
In1
-slot_select0
C174
100n
+5D
Out3
+5D +5D
Motherboard data write
SERIN
14
SRCLK
11
SRCLR
10
RCLK
12
G
13
Q0
15
Q1
1
Q2
2
Q3
3
Q4
4
Q5
5
Q6
6
Q7
7
SEROUT
9
VCC
16
GND
8
IC47
74HC595
C180
100n
+5D +5D
PRE
4
CLK
3
D
2
CLR
1
Q
5
Q
6
VCC
14
GND
7
IC65A
74HC74
PRE
10
CLK
11
D
12
CLR
13
Q
9
Q
8
IC65B
74HC74
C181
100n
+5D
Mute controls
(active low)
MuteUpdate
MuteMain
+5D
-reset
TP14
R142
10k
R143
10k
+5D
+5D
AnalogSelect0
AnalogSelect2
AnalogSelect1
MuteMain
DigitalOK (Acknowledge activestatus)
DigitalSelect0
DigitalSelect1
DigitalSelect2
(active high)Mute1
-reset
MuteRec1
R144
10k
+5D
+5D
MuteZoneA
PRE
4
CLK
3
D
2
CLR
1
Q
5
Q
6
VCC
14
GND
7
IC14A
74HC74
C5
100n
+5D
-reset
+5D
Mute2
MuteRec2
Mic_ON
SWOut_BBconn
COut_BBconn
SurOutR_BBconn
SurOutL_BBconn
MainOutL_BBconn
MainOutR_BBconn
BackOutR_BBconn
BackOutL_BBconn
DigInP_BBconn
DigInM_BBconn -5Va
+5Va
+5D
-15A
+15A +33V
MuteMain
FP_IRdata
IRdata
DigitalOK
DigitalSelect0
DigitalSelect1
DigitalSelect2
TxD
RxD
-Interrupt0
-Interrupt2
-slot_select3
-slot_select2
-Interrupt6
-slot_select6
Sck
MOSI
Out1
Out2
Out3
-reset
MISO
-Interrupt3
Input A-
1
Input A+
2
Output A
3
Input C+
6
Input C-
7
Output C
5
Vcc
16
GND
8
Input B-
15
Input B+
14
Output B
13
Input D-
9
Input D+
10
Output D
11
3-State Control
4
3-State Control
12
IC66
AM26LS32
C184
100n
Digital Audio Input Buffer
+5D
+5D
SPDIFin
DigInP_BBconn
DigInM_BBconn
34
56
78
910
11 12
1413
12
15 16
1817
19 20
21
23
25
22
24
26
27 28
29 30
31 32
33 34
35 36
37 38
39 40
X3
2x20 100mils pinstrip
Amp_z_R
Amp_z_L
In1
PowerTransON
+12V
MIC+
34
56
78
910
11 12
1413
12
15 16
1817
19 20
21
23
25
22
24
26
27 28
29 30
31 32
33 34
35 36
37 38
39 40
X1
2x20 100mils
pinstrip
Channel9_BB Channel10_BB
+5Va_module