Epson Stylus Pro 4450 - Page 187

EPSON Stylus Pro 4400/4450/4800/4880/4880C Revision C
Troubleshooting Troubleshooting Based on Panel Messages 187
SERVICE REQ. 00010023
 Error meaning:
RTC analysis error
 Explanation
There may be a case where the absolute time data stored on NVRAM
indicates an impossible date or hour. In such a case, this message is
displayed and the printer stops operating.
 Remedy
 Execute one of the followings:
• Turn on the printer in Maintenance Mode 2 (p.90), and execute
"RTC&USB ID&IEEE1394 ID” to set the date using basic adjustment
in adjustment program.
 Remove the lithium battery once and install it again.
 Replace the lithium battery with a new one. (After replacement, be sure
to execute RTC setting in one of the methods above.)
 Replace the C593 MAIN Board (p.226)
SERVICE REQ. 00010025
 Error meaning:
CSIC ROM communication error
 Explanation
There may be a case where an error occurs in communication with the
CSIC and BOARD ASSY., MAIN. In such a case, this message is
displayed and the printer stops operating.
 Cause of trouble
 Faulty contact of Ink Cartridge
 Remedy
1. Install the correct Ink Cartridge.
2. Defective CSIC Board (Replace the Ink Cartridge.)
3. Faulty contact with the CSIC
Replace the "I/H Left Unit" or "I/H Right Unit".
(Refer to I/H Left Unit / I/H Lever Sensor (Left) (p.296), or I/H Right Unit
/ I/H Lever Sensor (Right) (p.305))
4. Replace the C511_SUB-B Board (p.236) and the C593_SUB-C Board
(p.238)
5.
Replace the C593 MAIN Board (p.226)