CMU Hardware Interfaces 
1100.4903.12 8.11  E-8 
Monitor Connector (MONITOR) 
The 15-pin Sub-D female connector MONITOR at the rear panel of the CMU is intended for connecting 
an external VGA monitor.  
 
 
 
MONITOR
1
10
5
15
6
11
 
 
 
 
 
 
 
 
 
 
Fig. 8-6  Pin assignment of the MONITOR connector 
 
 
 
Keyboard Connector (KEYBOARD) 
The 6-pole Mini DIN female connector KEYBOARD at the rear of the instrument is intended for 
connecting an external keyboard. . 
 
 
 
 
 
 
 
 
Fig. 8-7  Pin assignment of the KEYBOARD socket 
 
Pin No.  Signal 
1 RED (output) 
2 GREEN (output) 
3 BLUE (output) 
4 MID2 (NC) 
5 NC 
6 R-GND 
7 G-GND 
8 B-GND 
9 NC 
10 GND 
11 MID0 (NC) 
12 MID1 (NC) 
13 HSYNC (output) 
14 VSYNC (output) 
15 NC 
12
3
4
5
6
KEYBOARD
 
Pin No.  Signal 
1  Keyboard data (input) 
2 Msdata 
3 GND 
4  +5 V keyboard power supply 
(output, max. 0.1 A) 
5  Keyboard clock (output) 
6 Msclock 
Shield GND