Understanding Cash Control Unit
LEDs
8 of 27
User Manual Cash Control Unit 1.0/Edition 12.2009
ID No. 30033908
1.2
LEDs
Scope
The three LEDs on the top of Cash Control Unit and their colors are
shown below:
Fig. 5
LEDs with colors
Operating States
The LEDs indicate the following operating states:
Error States
The LEDs indicate the following error states:
State
ON
Green
DATA
Yellow
ERROR
Red
Normal operation
on
off
off
Data transfer to SD
on
blinking off
Data transfer to SD completed
on
on
off
SD card removed after transfer com-
pleted, ie, normal operation
on
off
off
Startup and initialization, ie, normal op-
eration
blinking off
off
State
ON
Green
DATA
Yellow
ERROR
Red
Transfer error
SD removed or power shut off before
completion, or SD full
on
blinking blinking
Other technical problem
on
off
on
Internal flash memory full
off
off
blinking
Internal counter overflow
on
on
blinking
Smart-card error
off
off
on
