TM 9-2320-364-20-2 2-1210 8.  DOME LIGHT DOES NOT OPERATE (CONT). Headlights operate, indicating   10 to 14 vdc input from   BLACKOUT LIGHTS selector. Dome light lamp OK. Wire 1153 OK. Dome light wire 1435 faulty. Wire 1189 between   BLACKOUT LIGHTS selector   and dome light switch faulty. Dome light switch faulty. KNOWN INFO POSSIBLE PROBLEMS TEST OPTIONS REASON FOR QUESTION Continuity test. STE/ICE-R #91. If dome light is not grounded through wire 1435, dome light will not operate. YES NO Repair wire 1435 (see schematic Fig 2-29) or notify DS Maintenance. Verify repair, go to Step 6 of this Fault. 3. Is continuity measured between wire 1435 and a known good ground? Fault Not Corrected. Notify Supervisor 2. YES NO Headlights operate, indicating   10 to 14 vdc input from   BLACKOUT LIGHTS selector. Dome light lamp OK. Wire 1153 faulty. Dome light wire 1435 faulty. Wire 1189 between   BLACKOUT LIGHTS selector   and dome light switch faulty. Dome light switch faulty. KNOWN INFO POSSIBLE PROBLEMS TEST OPTIONS REASON FOR QUESTION Voltage test. STE/ICE-R #89. WARNING If 10 to 14 vdc are not present, light will not operate. Go to Step 4 of this Fault. WARNING Are 10 to 14 vdc measured at dome light end of wire 1153? Read   WARNING on Page 2-1211 Read   WARNING on Page 2-1211