What was found
AFTER ENGINE 2 WAS STARTED, FO'S ADI & HSI FLICKERED ON & OFF, ASSOCIATED W/ INTERMITTENT, FO INST XFER STATUS MESSAGE & FLICKERING COCKPIT LIGHTS.(<P>PERFORMED OPERATIONAL TEST OF RH IDG IAW AMM 24-11-00. NOTED AC VOLTAGE BETWEEN 116 AND 126 VOLTS AC, CYCLED RH GEN SWITCH AND RH GEN FIELD SWITCH, VOLTAGE STAYED AT 116 VOLTS A/C. NO FURTHER DEFECTS NOTED.</P><P>LP 1120040, ITEM M4: REMOVED AND REPLACED RH IDG IAW AMM 24-11-01. PERFORMED OPERATIONAL TEST OF RH IDG IAW AMM 24-11-00, OPS CHECK NORMAL.</P>)