Model DP569 User’s Manual Specifications
6-4

6.2.7 Front Panel Remote Control Serial Port (Remote)

8-pin female mini-DIN connector, electrical specifications per EIA RS-232

Table 6-4 Front Panel Remote Control Serial Port Pin-Outs
Pin Connection
1 NC
2 NC
3 RX asynchronous data out
4 Ground
5 TX asynchronous data in
6 NC
7 NC
8 Sense select front panel

6.2.8 General Purpose Control Input Port (GPI/O In)

9-pin female D-connector, 5 V CMOS input levels (active low)

Table 6-5 General Purpose Control Input Port Pin-Outs
Pin Connection Comments
1 Bypass Select Ref input as source for Switched output.
2 Autodetect Autodetect and pass-through valid AC-3 signals.
3 Pre-encoded Force Pass-through mode (no AC-3 encoding).
4 PCM Force AC-3 encoding (no pass-through mode).
5 User Preset 1 Select user preset mode 1.
6 User Preset 2 Select user preset mode 2.
7 User Preset 3 Select user preset mode 3.
8 User Preset 4 Select user preset mode 4.
9 Ground --