Manual

Troubleshooting
Chapter 7
725
Diagnostic message codes are displayed by indicators connected to module group 5, slot 1 (figure 6.18), or by
displaying the corresponding data table word using the industrial terminal.
Use this table in conjunction with figure 7.1 and figure references shown in parentheses.
T ype of Message
N = Nonlatched
L = Latched
T = Trip
Condition
Code
P = at Powerup
Alt = Alternate chassis
Ethr = Either chassis
Top = T op chassis
Bot = Bottom chassis
Hex
Code
Diagnostic Message (figure References) Type
13 N RUN button not released. Check (NC) contacts.
14Alt N RUN button not released. Check (NC) contacts.
15 P N Make left and right active connections identical.
16 P N (NC) RUN button is open. Check button or wiring.
17 P N (NO) RUN button is shorted. Check button or wiring.
18 T Active input changed from closed to open. Check wiring.
19 Alt T Active input changed from closed to open. Check wiring.
1A T (NC) RUN button bypass is open. Check wiring
1B Alt T (NC) RUN button bypass is open. Check wiring
1C T (NO) RUN button bypass is open. Check wiring
1D Alt T (NO) RUN button bypass is open. Check wiring
1E Not Used.
1F Not Used
Station 2
(Figure 6.14)
20 N Check RUN button signals. Make station active or bypassed.
21 N RUN button not released. Check (NO) contacts.
22 Alt N RUN button not released. Check (NO) contacts.
23 N RUN button not released. Check (NC) contacts.
24 Alt N RUN button not released. Check (NC) contacts.
25 P N Make left and right active connections identical.
26 P N (NC) RUN button is open. Check button or wiring.
27 P N (NO) RUN button is shorted. Check button or wiring.