Harman Studer D21m - Page 101

Date printed: 24.01.12
85
D21m System
S2
5678 1234
ON
Default Setting:
S1
5678 1234
ON
Default Setting:
DIP Switches S1 DIP switch for parameter setting:
No. Setting
1-5 not used. Default: OFF
6
ON: +24 VDC supply switched to pins 1 and 2 of the RJ45 connector (used for supp-
lying an OnAir 3000 desk module). Default: OFF
7-8 not used. Default: OFF
S2 DIP switch for RS422 pinout selection:
1 2 3 4 5 6 7 8 Setting
OFF OFF OFF OFF ON ON ON ON RS422 Controller pinout
ON ON ON ON OFF OFF OFF OFF
RS422 Device pinout (factory
default)
NO OTHER SETTINGS ALLOWED!
Connector Pin Assignment HOST (8pin RJ45)
1
8
Socket View
Pin RS422 Controller RS422 Device
1
* n.c. * n.c.
2
* n.c. * n.c.
3 TxD + RxD +
4 RxD + TxD +
5 RxD – TxD –
6 TxD – RxD –
7 GND GND
8 GND GND
* or +24 VDC if SW 6 of DIP switch 1 is set to ON