Aeroflex ATC-1400A-2 - Page 46

MAI NTENANCE MANUAL
ATC-1400A-2
2-2-2
Page 4 6
Subj e c t to E x p o rt Con t r o l, s e e C o ver P a g e fo r d e tail s . F e b 2/ 0 9
STEP PROCEDURE
46. Set F R E Q S T EP RAT E C o n t rol f u l l y cc w ( s h o rt o f d e tent ) .
47. Simul t a n e ousl y s t a rt S t o p w a tch a n d s et MAN/AUT O/ MAN S T E P Switc h t o A U T O .
Veri f y minimum st e p r ate i s >10 s e c ond s p er c h a n nel .
NOTE: Cha n n e l ch a n g e is o b s e rved o n DISPL A Y S ELECT R e a d out.
48. Set FRE Q S T E P RATE C o n t r o l fully c w .
49. Simul t a n e ousl y s t a rt S t o p w a tch a n d s et MAN/AUT O/ MAN S T E P Switc h t o A U T O .
Veri f y maximum st e p r ate i s <2 s e c o nds p e r ch a n n el.
NOTE: To o b tai n a n ac c u r ate r e a ding f o r ab o v e ste p r ate , i t is n e c ess a r y to
take a n ave r a g e of 1 0 ste p s (cha n n e ls) a s dis p l a y ed o n D I SPLA Y
SELECT R e a d o u t.
50. Set POW E R S w i t ch t o O F F .
51. Dis c o n nec t t e st e q u ipment .