EPSON Stylus CX7300/CX7400/DX7400/NX200/TX200 series/SX200 series/Stylus CX8300/CX8400/DX8400/NX400/TX400 series/SX400 series Revision C
TROUBLESHOOTING Error Indications and Fault Occurrence Causes 65
Confidential
3.3.2 Troubleshooting by Error Message
The following tables provide troubleshooting procedures. Confirm the error message indicated on the LCD or the STM3 screen on the PC’s display, and verify it in the following list
and the figures at the end of this chapter for the corresponding troubleshooting remedy. If some parts need to be replaced or repaired, make sure to follow the procedure given in
Chapter 4 “Disassembly / Assembly”.
Table 3-5. Check point for Fatal error according to each phenomenon
Occurrence
timing
CR position
Detailed phenomenon
Defective
unit/part name
Check point Remedy
• Power on
• Anywhere
The Scanner Unit does not initialize when
the power is turned on.
Scanner Motor
1. Check if the Scanner Motor cable is connected to CN10
on the Main Board.
1. Connect the Scanner Motor cable to CN10 on
the Main Board.
2. Check if the coil resistance of the Scanner Motor is about
43Ω*
1
or 48Ω*
2
by using the tester (refer to Table 3-1).
Note *1 : Manufactured by Oki Electric Industry Co., Ltd.
*2 : Manufactured by MITSUMI ELECTRIC CO., LTD.
2. Replace the Scanner Motor with a new one.
3. Check if the Scanner Motor Connector Cable is damaged. 3. Replace the Scanner Motor with a new one.