As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WITH #1 ENG AT IDLE AND LEFT BLEED SWITCH OFF, HAD L HPSOV EICAS MSG AND BLEED LIGHT ON. REPLACED #1 ENG HPSOV REF MM 36-11-07-424-014-002. ACCOMPLISHED POWER RUN, OPS CHECK OK. ADD EMP:U71932 ROTABLE PARTS CHANGE WAS INDICATED - TT # 1066459 SN OFF 1139 IPC REFERENCE # IPC36-11-07-02 VALVE, SHUTOFF, OFF 76-3611-9-0001 1139 ON 76-3611-9-0001 2184