4 U02124ML-01-UK 
2.3 TURNING IT ON 
 
Connect the proper line voltage to the power screw terminal (TB1). 
See Figure 4.3. 
 
WARNING: 
INCORRECT POWER CAN DAMAGE YOUR 6155AS MODULE 
 
2.4 MESSAGE DISPLAY AT POWER UP 
 
At initial Power-up the 6155AS displays a message which indicates the 
following configuration details:- 
 
i) PROGRAM REVISION CODE 
i) SELECTED MODE (0, 1, 2 or 3) 
ii) PRESENT INPUT LEVEL ( ⎯ = HIGH,  = LOW) 
iii) SELECTED ADDRESS (0 to 15) 
iv) SELECTED BAUD RATE (0=300,1 =1200,2=2400,3=9600) 
 
i.e. The following display "AO_?I " would indicate 
 
PROGRAM REVISION CODE A;  
MODE 0 INPUT LINE LOW; 
ADDRESS 15; and 1200 BAUD RATE Selected.