Epson Stylus Pro 7600 - BOOT Program SUM Error (00020003); Flash Memory SUM Error (00020009); Internal Memory Shortage Error (0002000 B); Program Load Error (0002000 A)

EPSON Stylus Pro 7600/9600 Revision A
Troubleshooting Error Display 145
3.2.4.30 SDRAM error (00020002)
 Explanation:
In memory check of SDRAM executed at power on, there may be a case where a
bit error is detected. In such a case, this message is displayed and the printer stops
operating.
 Cause of trouble:
SDRAM check error at power-on.
 Remedy:
• Replace the MAIN Board (C472 MAIN) (p.207).
3.2.4.31 BOOT program SUM error (00020003)
 Explanation:
There may be a case where the boot program of firmware is broken. In such a case,
this message is displayed and the printer stops operating. (Only at power on)
 Cause of trouble:
SUM check error for BOOT program area.
 Remedy:
• Firmware Reinstallation (p.219)
• Replace the MAIN Board (C472 MAIN) (p.207).
3.2.4.32 Flash memory SUM error (00020009)
 Explanation:
This error is displayed when the firmware has not been installed in flash memory
or when the firmware has not been installed successfully.
 Cause of trouble:
SUM check error for program area.
 Remedy:
• Firmware Reinstallation (p.219)
• Replace the MAIN Board (C472 MAIN) (p.207).
3.2.4.33 Program load error (0002000A)
 Cause of trouble:
SUM check error for program area on RAM.
 Remedy:
• Firmware Reinstallation (p.219)
• Replace the MAIN Board (C472 MAIN) (p.207).
3.2.4.34 Internal memory shortage error (0002000B)
 Explanation:
This error appears when the cash area is insufficient. There may be a case where
the assigned work area varies with the I/F mode and I/F mode setting does not
agree or decoding of a command is impossible. Then the work area is consumed
up, thus memory runs short. In such a case, this message is displayed and the
printer stops operating.
 Cause of trouble:
Faulty program.
 Remedy:
• Firmware Reinstallation (p.219)
• Check I/F mode.
• Replace the MAIN Board (C472 MAIN) (p.207).