EPSON Stylus Photo R220/R230 Revision A
TROUBLESHOOTING Troubleshooting with LED Indications and Status Monitor 3 Message 9
1.2  Troubleshooting with LED Indications and Status Monitor 3 Message
This chapter describes the LED Indications and the STM3 messages which are displayed when the printer detects an error in each operation such as power on, paper loading/feeding 
and ink absorption operation.
Table 1-4.  LED Indications and STM3
Printer status
LED Indication
STM message Condition of error detection
Power Paper Ink
Fatal error OFF Fast Blink Fast Blink
This error is detected when;
1. Carriage Unit cannot move correctly by the 
external force in each operation.
2. PF Motor cannot rotate correctly.
Maintenance Request. OFF
Alternant 
Blink 1
Alternant 
Blink 2
This error is detected when the Value of the 
Protection Counter A set in EEPROM reaches 
its limits (Variable between 20000 and 46750 
points).
Fast Blink : 0.1sec. on + 0.1sec. off 
Alternant Blink1 : 0.5sec. on + 0.5sec. off 
Alternant Blink2 : 0.5sec. on + 0.5sec. off