TM 1-1510-224-10 NOTE The EMERGENCY lights override switch  should  be  placed  in  the  TEST position  and  the  emergency  lights  (5) checked for illumination and intensity.      A   dim   light   indicates   a weak battery pack.  At the completion of   the   check,   the   switch   must   be cycled  from  the  TEST  position  to  the OFF/RESET position and then placed in AUTO. *14. FUEL    gages    Check    fuel    quantity    and    gage operation. 15. HYD   FLUID   SENSOR   TEST   switch   Check   as follows: a. HYD FLUID SENSOR TEST switch Depress   and   hold.      Check    HYD   FLUID LOW annunciator light illuminates. b. HYD FLUID SENSOR TEST switch Release.        Check    that    annunciator    light extinguishes. 16. Engine fire protection system Check as follows: a. ENG FIRE TEST switches Hold switches to DET    position,    check    that    FIRE    PULL handle warning annunciators and  MASTER WARNING annunciators illuminate. b. ENG FIRE TEST switches Hold switches to EXT  position,  check  that   SQUIB   OK   and EXTGH DISCH annunciators and  MASTER CAUTION annunciators illuminate. NOTE If   MASTER   WARNING   annunciators are    cancelled    between    tests,    they may not re-illuminate. 17. Stall and gear warning system Check as follows: a. STALL WARN TEST switch  TEST.   Check that warning horn sounds. b. LDG   GEAR   WARN   TEST   switch   TEST. Check  that  warning  horn  sounds  and  that the   LDG   GEAR   CONTR   handle   warning lights illuminate. 18. GPU  Check  connected  and  DC  voltage  if  steps 19 through 26 are to be performed. «19.  Overhead control panel switches Set as required: TM 1-1510-224-10 a. Aircraft  #  1  and  #  2   INVERTER  switches ON. b. AUTO PLT POWER switch ON. c. AVIONICS  MASTER  POWER switch   EXT PWR. d. # 1 and # 2 EFIS POWER switches ON. e. ATT   pushbutton   selector   switch   (display controller) Press as required. f. Autopilot  EFIS 1/2 switch EFIS 1. «20.  Mission  control  panel  switches  Check  and  set  as required: a. Mission    control    panel    circuit    breakers   - Check in. b. ANT ORIDE switch AUTO ROTATE. c. MISSION CONTROL switch As required. d. RADIO ALT switch ON. e. ELINT/COMINT switches (2) As required. f. WOW OVERRIDE - OFF. g. BUS CROSS TIE switch As required. h. # 2 3-phase INV switch RESET/ON. i. # 1 3-phase INV switch RESET/ON. j. EXT PWR switches As required. k. AC phase meter switch As required. i. ASE SILENT switch OFF. «21.  INS - Align as required. a. Mode   switch   B   (MFD)   Depress   to   select FPLN page. b. NAV SETUP (R5) Depress. c. INS SETUP (R5) Depress. d. INS mode selector STBY.  Text at LI will be blank  until  INS  mode  selector  is  placed  in STBY or   ALIGN.      The   1.      LAST   ALIGN and 2.  LAST KNOWN text will appear. e. Present   position   Enter   by   one   of   these methods: 8-3