ABB Advant Controller 80 User Manual page 18

Chapter 2 – AC 80 Hardware and Connections
General Purpose LEDs
S7 S6 S5 S4
on
on
on
on
on
on
on on on on
on on on on
2-4
When the S7 LED is on, and the F LED is off, S0 to S6 indicate the
AC 80 status as follows:
S3 S2 S1 S0
P-
on P1
on on P3
on P4
on on P5
on on P6
--
on on on on PL
The normal operation state (P1) is indicated as shown below:
F
B
T1
S7
S6
S5
S4
When the S7 LED is off, and the F LED is on, S0 to S6 indicate an
error code. See Chapter 5 – Diagnostics for details.
AC 80 Status
CPU in initial phase
CPU in operational mode
CPU has stopped after initialisation. START MODE attribute at
DB element has been set to STOP
CPU is not running an application program
CPU is loading an application program from the internal PROM
Programming tool is connected (CPU is in on-line mode)
Boot-up program erasing system PROM (prepare for loading)
Boot-up program waiting for system program download (after
erasure or detection of corrupt program in system PROM)
R
P
T2
S3
S2
S1
S0
AC 80 User's Manual