CM350 FAQs & Troubleshooting CM350 Not your product? Sort by Updated Date Popularity 64 Results 61. 21/03/2018 E90003 appears on the computer screen. 62. 21/03/2018 E90002 appears on the computer screen. 63. 21/03/2018 E90001 appears on the computer screen. 64. 21/03/2018 E12001 appears on the computer screen. Error Messages FAQs & Troubleshooting