6870 - Fault resolved? Fault resolved? Yes Go to 6867 - 546 - Done - Complete, Notes: 547 No Go to 6885 - 6876 - Gamma High Voltage Adjustment - Formal Procedure, Notes: 6878 Step Reference Number 09 Note 6871 - Allumez l’instrument. Attendez plusieurs minutes. Observez l’instrument. La défa...