B-sweep and EL strobe drift less than +5° before unlock.
Radar power knob
TEST.
Action switch
FA (figure b).
AOJ display appears.
Range rate readout disappears And H light OFF.
Track switch
AOJ OUT.
System returns to search.
Track switch
AUTO
Display
VI
B-sweep covers 3 bars on selected CAA corridor.
EL-strobe scans from -21° to +57°.
Display
B-wide.
BIT 5 Range Rate Noise, PLMS, CAA
Test knob
SET 5
Lock on third target
Range rate readout 0 ± 300 knots.
Aim dot inside of ASE circle.
ASE circle 0.56 inch diameter.
Break lock
Pulse switch
SHORT
(PILOT) Sight mode knob
A/A
Radar mode knob
BST
519
BIT 5 Range Rate Noise, PLMS, CAA
Range knob
AI 5
(PILOT) Auto acq button
PRESS and RELEASE
Radar locks on first target
(PILOT) Auto acq button
PRESS and RELEASE
Radar breaks lock, range gate sweeps to next target and locks on.
Repeat this step through all targets.
Air-to-air button
PRESS
Air-to-air light
OFF
Radar control transfers to RCP.
Break lockon
Radar mode knob
MAP
Range knob
AI 25
Pulse switch
LONG
Lock on fifth target
RDR MAG indicates 1.4 to 1.8.
Pulse switch
AUTO
RDR MAG indicates 0.9 to 1.15 (PLMS).
Aspect knob
TAIL
Range rate readout displays fighter heading (0°-360°)
Display knob
VI
Updates fighter heading display.
Display knob
B-WIDE
Discontinues fighter heading update.
619
BIT 6 AIM-7 Attack Display and Interlocks
Test knob
SET 6
The T (track) light illuminates but SKIN TRK light remains OFF during this test. This is a normal indication with the DSCG.
Radar power knob
TEST
Missile power switch
STBY
Position range strobe
Beyond 15 miles.
Rmax at 15 ± 1.5 miles, Rmin at 5 ± 1.25 miles.
Range rate 000 knots Indicates AIM -7E missiles/plugs installed or stations empty. 900 knots indicates AIM-7F missiles/plugs installed. After OFP P005, the OFP version number will be displayed for the first 10 seconds in place of range rate readout; for example, OFP version P005 will be approximately 500 knots.
Move range strobe down
(with half action or full action)
Aim dot stationary inside box.
HOLD ALT light ON beyond 15 miles, OFF at 15 miles.
IN RANGE and SHOOT lights ON when range strobe is between Rmax and Rmin.
ASE circle remains fixed in size.
Break X occurs, ASE Circle and range rate readout disappear, IN RANGE/SHOOT lights OFF at 5 miles or less.
Radar power knob
STBY
719
BIT 5
Range Slope and Zero
(PILOT) Sight mode knob
A/G
Radar power knob
TEST
Radar range knob
AI 5
Radar mode knob
A/G
TEST KNOB
5
Monitor (RDR MAG) 0.9 to 1.15
B-sweep 5° ±3° left of center.
Acquisition symbol centered on B-sweep (before lockon).
Horizon line indicates 30° left bank and 30° dive.
Lock on first target
ASE circle appears and B-sweep fades (AGC). AGC action reduces the B-sweep intensity and the weaker test targets fade. However, it is not abnormal for the stronger test targets to be visible in the B-sweep.
(PILOT) Range bar at 5:00 within ±.5° (6000 feet).
Lock on second target
(PILOT) Range bar at 3:00 within ±.5° (12,000 feet).
Lock on third target
(PILOT) Range bar at 1:00 within ±.5° (18,000 feet).
Bomb Range Strobe Calibration
Test knob
1
Display knob
PPI WIDE
Radar mode knob
MAP
Radar range knob
AI 10
PPI sweep scans 1200 sector.
PPI sweep drift Offset 5.6°.
819
Bomb Range Strobe Calibration
Radar range knob
AI 10
Far edge of bombing Strobe just touches appropriate BIT target.
919
WRCS BIT
INS
ALIGN or NAV
Target alt/range knob
170
ARBCS bombing timers
SET
Pullup
5.0
Release
10.0
(PILOT) BRG/DIST switch
NAV COMP
(WSO) Nav mode switch
NAV COMP
Laydown Mission
WRCS BIT selector
LAYDOWN
BIT button
PUSH and HOLD
After 5 seconds, FRZ button.
PUSH ON
Range indicator
ON
After 15 seconds
GO/NO GO
Dive Laydown Mission
WRCS BIT selector
DIVE LAYDOWN
BIT button
PUSH and HOLD
After 5 seconds, FRZ button.
PUSH ON
Alt indicator
ON
After 15 seconds
GO/NO GO
Dive Toss Mission
WRCS BIT selector
DIVE TOSS
1019
Dive Toss Mission
BIT button
PUSH and HOLD
After 5 seconds, FRZ button.
PUSH ON
Alt indicator
ON
After 15 seconds
GO/NO GO
AGM-45 Mission
WRCS BIT selector
AGM-45
BIT button
PUSH and HOLD
BDHI and HSI miles 7.6 ± 1.0 NM
Alt indicator
ON
After 5 seconds, FRZ button.
PUSH ON
BDHI and HSI miles DECREASE
AOA lower indexer
PULL UP COMMAND
After 10 seconds, AOA center indexer
LEVEL COMMAND
After 5 seconds
GO/NO GO
After 5 seconds, AOA upper indexer
DIVE COMMAND
Target Find/Offset Bomb Mission
WRCS BIT selector
TGT FIND/OFFSET BOMB
BIT button
PUSH and HOLD
Alt indicator
ON
After 5 seconds, along track cursor control
MOVE
Cross track control
MOVE
Cursor intensity
ADJUST
1119
Target Find/Offset Bomb Mission
Reset button
PUSH
Cursors return to zero range and azimuth.
Target insert button
PUSH ON
Along track cursor
6.5 NM on 00 grid line (±.2000 feet)
Cross track cursor
30° +1.5° RIGHT
(PILOT) HSI bearing pointer
23° ±.2.5° (right of lubber); HSI TGT light - ON
TGT INS light
ON
BDHI #1 needle
23° ±.5° (right of top index)
HSI and BDHI miles
4.8±.1.0 NM
(PILOT) Sight roll tabs
ROTATED CLOCKWISE
(PILOT) ADI vertical pointer
DEFLECTS FULL RIGHT
After 5 seconds, FRZ button.
PUSH ON
HSI and BDHI miles
DECREASE TO ZERO, THEN INCREASE
(PILOT) Sight roll tabs
ROTATES (as miles passes through zero)
After 15 seconds
GO/NO GO
Bomb Range Calibration/Integration Check
INS mode
NAV
WRCS control panel
SET
Target distance N/S
N120
Target distance E/W
000
Target altitude
SET PRESENT AIRCRAFT HSL (29.92)
1219
Bomb Range Calibration/Integration Check
WRCS control panel
SET
Release advance
000
Release range
000
Weapons delivery panel
SET
Activate switch
NORM
Target find switch
HOLD
Range switch
X100
Front cockpit switches
SET
Delivery mode
T LAD
Weapon select
BOMBS
Station select buttons
OFF
Armament override
PUSH IN
Timers
SET (values for delivery)
Pullup timer
Release timer
Target insert button
PUSH ON
Along track cursor
Jumps to second BIT target
WRCS distance counters N/S
Increase or decrease until near edges of along track cursor and second BIT target coincide.
Note difference between counter and N120.
For larger counter value, correction is +; for smaller counter value the correction is -.
Target distance N/S
RESET
Set preflight release range adjusted for calibration error in step 7. (the WRCS distance counters N/S step)
1319
Bomb Range Calibration/Integration Check
Target distance N/S
RESET
Release range switch
NORM or X100 (as required)
Activate switch
ON
Release range counter
INCREASE (slowly until 1/3 second tone)
Check timer accuracy.
(PILOT) Check LABS indications.
Note difference between derived RR counter reading and preflight release/activation range and apply as correction to all ranges.
For larger counter value, correction is+; for smaller counter value, the correction is-.
WRCS turn off
WRCS BIT selector
RELEASE and OFF
Target alt/range counter
000
Weapons delivery panel
Activate switch
NORM
Target find switch
NORM
Range switch
NORM
WRCS control panel
RESET
1419
TACAN Test
Function selector knob
T/R
Allow 90 seconds for warmup
Course
SET TO 180°.
Tacan test button
PRESS AND RELEASE
Observe the following:
Test indicator
Flashes momentarily.
Course and range flags
In view.
Bearing pointer
Slews to 270° for about 7 seconds.
Course and range flags
Out of view.
Distance
Indicates 0.0 +0.5 miles
(-0.5 miles indicated as 399.5 miles).
Bearing pointer
Slews to 180° +3°.
Course deviation indicator
Within 1/2 dot from center.
TO-FROM indicator
Indicates TO.
After about 15 seconds, Course and range flags in view until test complete.
VOR/ILS Test
ILS frequency Selector
Select frequency on indicator.
Press VOR/MKR Test pushbutton
Marker beacon lights illuminate.
VOR Frequency selected
Must be selected with a valid VOR Signal present.
Course selected
315° on the HSI course selector.
HSI mode
In VOR/ILS.
Press the test pushbutton
Initiates the test.
1519
VOR/ILS Test
Press the test pushbutton
Initiates the test.
Course deviation indicator moves to center (with a maximum allowable error of ±4°).
"To-from" indicator on HSI indicates TO.
Marker beacon lights illuminate
Bearing pointers on HSI and BDHI swing to 315°
1619
Optical Sight Test
Pinky switch
RADAR
Sight shutter lever
OPEN
Sight mode knob
CAGE
Reticle depression knob
35 MILS
Reticle intensity knob
AS REQUIRED
Armament switches
OFF/SAFE
Station green/amber lights
OFF
Delivery mode knob
DIRECT
Armament safety override button
PUSH IN
Sight mode knob
CAGE to A/G to A/A
Pipper (at RBL) Moves no more than ±2 mils.
Reticle depression knob
10 MILS
Sight mode knob
BIT 1
Reticle jumps 25 ±4 mils left.
Roll tabs rotate 90° clockwise.
Range bar indicates 4000 feet (3 o'clock within ±15°.)
Sight mode knob
BIT 2
Reticle drops down 25 ±4 mils.
Roll tabs indicate Level flight.
Range bar indicates 6700 feet (12:30 o'clock within ±15°).
Sight mode knob
A/A
Pipper returns to RBL.
(WSO) Radar power knob
TEST
1719
Optical Sight Test
(WSO) Test knob
SET 5
(WSO) Range knob
AI 5
(WSO) Radar mode knob
BST
(WSO) Lock on first BIT target
Pinky switch
RADAR to HEAT
Pipper remains at RBL.
Pinky switch
GUNS
Head-up GUN light
ON
Range bar indicates 6000 feet (1 o'clock within ±15°).
Reticle slowly depresses according to the corresponding AOA:
AOA Units
(Mils)
0
(36)
5
(31)
10
(27)
15
(22)
20
(17)
25
(13)
30
(8)
Cage button
PRESS AND HOLD
Pipper moves to 1000 feet cage range (approx 2 mils below RBL).
Range bar remains at 6000 feet (1 o'clock within ±15°).
(WSO) Break radar lock
1819
Optical Sight Test
(WSO) Break radar lock
Range bar
OFF
Pipper moves to
RBL
Cage button
RELEASE
Pipper moves to 1000 feet cage range (approx 2 mils below RBL).