Mecmesin Multitest 0.5d - Rear connector pin-outs

Multitest 0.5d, 1d & 2.5d
Service and Repair Manual
Number 022-005
Issue Number: 08
Page 55 of 58
34. Rear connector pin-outs
The pin-out for the 25 way I / O connector on the back of the MultiTest-d is:-
1 - Ground
2 - Rx (for Communication with Gauge)
3 - Tx (for Communication with Gauge)
16 - External +5v
21 - Stand Reverse UP
22 - Stand Reverse DOWN
The pin-out for the 9 way RS232 connector on the back of the MultiTest-d is:-
2 - Stand TXD
3 - Stand RXD
5 - Ground
Parvalux Stand
Dunker Stand