Hi Jean, > To > investigate this, we would need a dump of the IT8718F chip together > with the corresponding sensors output. sensors-detect tells me the address of the it8718: ---------------------%<--------------------------snip Found `ITE IT8718F Super IO Sensors' Success! (address 0x290, driver `it87') --------------------->%--------------------------snap So my isadump command and output looks like this (please tell me if I'm wrong with these addresses): ---------------------%<--------------------------snip [root at wnlpos-gerhart ~]# isadump -y 0x295 0x296 0 1 2 3 4 5 6 7 8 9 a b c d e f 00: 13 11 01 00 37 ff 06 37 ff 07 54 09 0f 04 ff 3f 10: 17 ff 46 77 d0 4f 4f 7f 01 ff 02 00 ff 05 05 05 20: 4d 72 cf bd c3 34 5e be bd 2f 1d 80 80 b3 53 53 30: 3f 38 90 51 fa a9 d4 a7 d6 a7 51 28 77 45 d4 a7 40: 1a 14 7f c9 7f c9 5f 74 2d 40 ab 22 ff ff ff ff 50: ff 03 7f 7f 7f 50 08 00 90 00 05 12 00 00 00 00 60: 7f 30 3c 00 00 7f ff ff 7f 7f 7f 00 00 7f ff ff 70: 7f 7f 7f 00 00 7f ff ff ff ff ff ff ff ff ff ff 80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 02 00 90: ff 00 00 00 ff 00 00 00 ff ff ff ff ff ff ff ff a0: 00 00 00 00 00 00 00 ff ff ff ff ff ff ff ff ff b0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff c0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff d0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff e0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff f0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff --------------------->%--------------------------snap For testing purpose, before I run isadump, I modified the limits of "CPU VID", "CPU Fan" and "CPU Temp" to extra low values, and restart lm_sensors to accept the new limits. The output of sensors looks like this (No Alarm detected): ---------------------%<--------------------------snip [root at wnlpos-gerhart ~]# sensors it8718-isa-0290 Adapter: ISA adapter CPU VID: +1.23 V (min = +0.90 V, max = +1.01 V) +1.8V: +1.82 V (min = +1.30 V, max = +2.30 V) +3.3V VSB: +3.31 V (min = +2.70 V, max = +4.00 V) +5V VCC: +5.08 V (min = +4.49 V, max = +5.70 V) +12V: +12.48 V (min = +10.69 V, max = +13.70 V) -12V: -12.69 V (min = -13.68 V, max = -10.30 V) +1.5V: +1.50 V (min = +1.10 V, max = +1.90 V) +5V VSB: +5.11 V (min = +4.49 V, max = +5.70 V) +3V VBAT: +3.02 V CPU Fan: 3169 RPM (min = 29347 RPM) PS Fan: 1167 RPM (min = 500 RPM) CPU Temp: +47.0??C (low = +22.0??C, high = +28.0??C) sensor = thermal diode --------------------->%--------------------------snap Can you figure out why the Alarm state is not detected? Regards Bj?rn - Sorry for the signature below, it's automatically appended :-( -- WINCOR NIXDORF International GmbH Sitz der Gesellschaft: Paderborn Registergericht Paderborn HRB 3507 Gesch?ftsf?hrer: Eckard Heidloff (Vorsitzender), Stefan Auerbach, Dr. J?rgen Wunram Vorsitzender des Aufsichtsrats: Karl-Heinz Stiller Steuernummer: 339/5884/0020 - Ust-ID Nr.: DE812927716 - WEEE-Reg.-Nr. DE44477193 Diese E-Mail enth?lt vertrauliche Informationen. Wenn Sie nicht der richtige Adressat sind oder diese E-Mail irrt?mlich erhalten haben, informieren Sie bitte sofort den Absender und vernichten Sie diese E-Mail. Das unerlaubte Kopieren sowie die unbefugte Weitergabe dieser E-Mail ist nicht gestattet. This e-mail may contain confidential information. If you are not the intended recipient (or have received this e-mail in error) please notify the sender immediately and destroy this e-mail. Any unauthorised copying, disclosure or distribution of the material in this e-mail is strictly forbidden.