Lenovo T24t-20 23.8" 16:9 Multi-Touch IPS Display - Manual (Page 41)

Country or Region Telephone Number
Sweden Warranty service and support: 077-117-1040 (Swedish)
Switzerland Warranty service and support: 0800-55-54-54 (German, French, Italian)
Taiwan 0800-000-702 (Mandarin)
Thailand
001-800-4415-734
(+662) 787-3067 (Standard Charges Apply)(Thai, English)
Turkey 444-04-26 (Turkish)
United Kingdom
Standard warranty support: 03705-500-900 ( local rate) Standard
warranty support: 08705-500-900(English)
United States 1-800-426-7378 (English)
Uruguay 000-411-005-6649 (Spanish)
Venezuela 0-800-100-2011 (Spanish)
Vietnam
120-11072 (Toll Free)
84-8-4458-1042 (Standard Charges Apply) (Vietnamese, English)
Appendix A. Service and Support A-4