Instruction Manual, HD-3500 Series
APPENDIX A. Pin-Out specification 8
REV F, April 1, 2015
APPENDIX A. Pin-Out specification
DB 44
Pin #
TX-3500-FTX
HD-3500-FRX
Dir
Name
Description
Dir
Name
Description
1
IN
A1L+
Analog Audio Ch1 Left In +
O
A1L+
Analog Audio Ch1 Left Out +
2
IN
A2L-
Analog Audio Ch2 Left In -
O
A2L-
Analog Audio Ch2 Left Out -
3
-
NC
Not Connected
-
NC
Not Connected
4
IN
ICL_IN
Intercom Left In
IN
ICL_IN
Intercom Left In
5
IN
GPI_4
General Purpose In 4
IN
GPI_4
General Purpose In 4
6
IN
DI_3-
Data In 3 *
IN
DI_3-
Data In 3 - *
7
IN
AES1+
Digital Audio AES 1 +
O
AES1+
Digital Audio AES 1 +
8
IN
DI_3+
Data In 3 +
IN
DI_3+
Data In 3 +
9
O ICL_OUT
Intercom Left Out
O ICL_OUT
Intercom Left Out
10
O ICR_OUT
Intercom Right Out
O ICR_OUT
Intercom Right Out
11
O
GPO_1
General Purpose Out 1
O
GPO_1
General Purpose Out 1
12
-
NC
Not Connected
-
NC
Not Connected
13
O
DO_2-
Data Out 2 - *
O
DO_2-
Data Out 2 - *
14
IN
DI_2+
Data In 2 +
IN
DI_2+
Data In 2 +
15
IN
DI_1+
Data In 1 +
IN
DI_1+
Data In 1 +
16
IN
A1L-
Analog Audio Ch1 Left In -
O
A1L-
Analog Audio Ch1 Left Out -
17
IN
A1R+
Analog Audio Ch1 Right In +
O
A1R+
Analog Audio Ch1 Right Out +
18
IN
A2L+
Analog Audio Ch2 Left In +
O
A2L+
Analog Audio Ch2 Left Out +
19
-
NC
Not Connected
-
NC
Not Connected
20
IN
GPI_3
General Purpose In 3
IN
GPI_3
General Purpose In 3
21
IN
GPI_1
General Purpose In 1
IN
GPI_1
General Purpose In 1
22
IN
AES1-
Digital Audio AES 1 -
O
AES1-
Digital Audio AES 1 -
23
-
GND
Ground
-
GND
Ground
24
-
GND
Ground
-
GND
Ground
25
-
GND
Ground
-
GND
Ground
26
O
GPO_2
General Purpose Out 2
O
GPO_2
General Purpose Out 2
27
IN TALLY_IN
Tally Input
IN TALLY_IN
Tally Input
28
O
DO_2+
Data Out 2 +
O
DO_2+
Data Out 2 +
29
O
DO_1-
Data Out 1 - *
O
DO_1-
Data Out 1- *
30
IN
DI_1-
Data In 1 - *
IN
DI_1-
Data In 1 - *
31
IN
A1R-
Analog Audio Ch1 Right In -
O
A1R-
Analog Audio Ch1 Right Out -
32
IN
A2R-
Analog Audio Ch2 Right In -
O
A2R-
Analog Audio Ch2 Right Out -
33
IN
A2R+
Analog Audio Ch2 Right In +
O
A2R+
Analog Audio Ch2 Right Out +
34
IN
ICR_IN
Intercom Right In
IN
ICR_IN
Intercom Right In
35
IN
GPI_2
General Purpose In 2
IN
GPI_2
General Purpose In 2
36
IN
AES2-
Digital Audio AES 2 -
O
AES2-
Digital Audio AES 2 -
37
IN
AES2+
Digital Audio AES 2 +
O
AES2+
Digital Audio AES 2 +
38
O
DO_3-
Data Out 3 - *
O
DO_3-
Data Out 3- *
39
O
DO_3+
Data Out 3 +
O
DO_3+
Data Out 3+
40
O
GPO_4
General Purpose Out 4
O
GPO_4
General Purpose Out 4
41
O
GPO_3
General Purpose Out 3
O
GPO_3
General Purpose Out 3
42
O TALLY_OUT
Tally Output
O TALLY_OUT
Tally Output
43
O
DO_1+
Data Out 1 +
O
DO_1+
Data Out 1+
44
IN
DI_2-
Data In 2 - *
IN
DI_2-
Data In 2 - *
*
Use always DO- / DI– (negative) for RS232 wiring
