McIntosh MHT200

DIGITAL 320126
7
Coaxial Input Buffers
+5D
+5D
+5D
Digitalin F
InD
InE
InF
InF
InE
InD
+5D
SPDIFin_TTL
+5D
SPDIFin_TTL
+5D
SPDIFin_TTL
DigInP_BBconn
DigInM_BBconn
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
IC1
AM26LS32
C15
100n
I0
4
I1
3
I2
2
I3
1
I4
15
I5
14
I6
13
I7
12
S0
11
S1
10
S2
9
E
7
Z
5
Z
6
VCC
16
GND
8
IC2
74AC251
C16
100n
6
1
3
4
2
5
X3
Toshiba TOTX176
C24
100n
R15
4k3
R12
10R
R16
Not
installed
1
3
4
2
6
5
RCVR2
TORX176
L1
EXC ML 68R
100MHz
C21
100n
R6
330R
C5
100n
R1
75R
C1
100p
G
4
G
12
1A
1
1Y
2
1Z
3
2A
7
2Y
6
2Z
5
3A
9
3Y
10
3Z
11
4A
15
4Y
14
4Z
13
VCC
16
GND
8
IC4
26LS31
R10
10k
R13
270R
C12
100n
C25
Not Installed
R14
110R
Digital inE
C6
100n
R2
75R
C2
100p
Digital in D
C8
100n
R3
75R
C3
100p
Digital inC
+5D
1
3
4
2
6
5
RCVR3
TORX176
L2
EXC ML 68R
100MHz
C22
100n
R7
330R
DigitalinB
+5D
1
3
4
2
6
5
RCVR4
TORX176
L3
EXC ML 68R
100MHz
C23
100n
R9
330R
Digital inA
Digital Input Selection
Coaxial out
Optical
out
1
2
4
Shield
5
3
X2
HSP-252V3-23
1
2
4
Shield
5
3
X1
HSP-252V3-23
CoaxOut
CoaxGnd
CoaxOut
CoaxGnd
1
2
nc
45
6
nc
8
TR1
*
*
*
*
input0
input1
input2
2
1
KP1
*
2
1
KP2
2
1
KP3
2
1
KP4
C4
Not Installed
DigitalOutput
R8
0R
R21
0R
R23
0R
R25
0R
R24
0R
R22
0R
TxD_BBconn
RxD_BBconn
Vcc
16
T1Out
14
R1In
13
T2Out
7
R2In
8
R1Out
12
R2Out
9
T1In
11
T2In
10
C1+
1
C1-
3
C2+
4
C2-
5
V+
2
V-
6
GND
15
IC5
MAX232CSE
R4
75R
R5
75R
R11
10k
1
6
2
7
3
8
4
9
5
X4
ITW/McMurdo SDES9SN
R20
0R
RS-232 driver
C17
100n
C29
1u
C28
1u
C31
1u
C32
1u
C30
1u
+5D
+5D
digital ground
C18
100n
+5D
C33
100u
PRE
10
CLK
11
D
12
CLR
13
Q
9
Q
8
IC6B
74HC74
+5D
Unused
+5D
C36
10uF
C35
10uF
C34
10uF
C20
100n
PRE
4
CLK
3
D
2
CLR
1
Q
5
Q
6
VCC
14
GND
7
IC6A
74HC74
C19
100n
(Acknowledge active status)
DigitalOK_BBconn
Digital Inputs Active Sense
Int0_BBconn
+5D
+5D
R17
Not installed
SPDIFin_TTL
RA0
2
RA1
3
RA2
4
RA3
5
RA4/T0CKI
6
RA5/SS
7
RB0/INT
21
RB1
22
RB2
23
RB3
24
RB4
25
RB5
26
RB6
27
RB7
28
RC0/T1OSO/T1CKI
11
RC1/T1OSI/CCP2
12
RC2/CCP1
13
RC3/SCK/SCL
14
RC4/SDI/SDA
15
RC5/SDO
16
RC6/TX/CK
17
RC7/RX/DT
18
VSS
8
VSS
19
MCLR/VPP
1
OSC1/CLKIN
9
OSC2/CLKOUT
10
VDD
20
IC3
PIC16C63-10/SO(28)
+5D
LED1
LED2
R18
Not Installed
R19
Not Installed
+5D +5D
Y1
16MHz
C26
22p
C27
22p
+5D
TxD_BBconn
RxD_BBconn
DigInP_BBconn
DigInM_BBconn
DigitalOK_BBconn
Int0_BBconn
+5D
input0
input1
input2
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
X5
2X20 100MILS PINSTRIP
37 38