Figure FO-2. Receiver Control Test Flow Chart ( Sheet 1 of 12)

11-5865-215-13

SELF-TEST

INITIAL SET-UP

ATTHE RECEIVER CONTROL

CONNECT THE

CONTROL,

1. AT THE RTS,PRESSTHEPOWER SWITCH.

REMOVECCAA4 AND CHECK

2. AT THE RECEIVER CONTROL SIMULATOR, PRESS THE DECIMAL(.) KEY THREE TIMES AND

CONTROL SIMULATOR

THISCCAONTHE ROM

OBSERVE THE FOLLOWING SEQUENCE OF EVENTS:

AND RECEIVER TEST SET

PROGRAMMER.

FREQUENCY (MHZ) DISPLAY COUNTS

a. DISPLAY DS6 LEFTMOST POSITION OF THE

ASSHOWNONSHEET 2

FAILSTHECHECK,

UP FROM O TO 9, THEN DISPLAYS A [ .

EXCEPT LEAVE CABLEW103,

REPLACE IT.

b. ONE AT A TIME, DISPLAYS DS5 THRU DS1 COUNT UP FROM OTO 9, THEN DISPLAY A C .

P 3 A N D P 4 , DISCONNECTED.

c. THE TUNING FREQUENCY (MHZ) THEN CHANGES TO:

c. c.

d. THE TUNING FREQUENCY (MHZ) DISPLAY AGAIN CHANGES AND DISPLAYS THE FOLLOW-

ING UNTIL THE REMAINING SEQUENCE ENDS:

8.8.8.888

e. THE SQL, AGC, MGC, AND LMGC KEYS LIGHT, THEN GO OUT.

f. THE TEST TONE, 8 KHZ BW,30 KHZ BW, AND 50 KHZ BW KEYS LIGHT, THEN GO OUT.

g. THE AM, FM, AND CW KEYS LIGHT, THEN GO OUT.

h. THE USB AND LSB KEYS LIGHT, THEN GO OUT.

i. THE 7,4, 1, AND O KEYS LIGHT, THEN GO OUT.

j. THE 8,5,2, AND . KEYS LIGHT, THEN GO OUT.

k. THE 9,6, 3, AND CLR KEYS LIGHT, THEN GO OUT.

1. THE STO, RCL, Fl, AND F2 KEYS LIGHT, THEN GO OUT.

m. THE AUTO STEP, AUTO SWEEP, START, AND HOLD KEYS LIGHT, THEN GO OUT.

n. THE MAN TUNE, FINE, MEDIUM, AND COARSE KEYS LIGHT, THEN GO OUT.

o. THE DATA A/DATA B, AND TUNE RECEIVER KEYS LIGHT, THEN GO OUT.

p. ALL KEYS AND DISPLAYS GO OUT.

q. SEQUENCE a THRU p REPEATS.

FIGURE

EL3RJ029

FO-2. Receiver Control

Test Flow Chart ( Sheet of 12)