ISS 1 , SECTION 5 1 8-4 1 1 - 1 00
DEPRESS
LINK 3
NO
SEE
STEP
LAMP ON
TEST
1
SWITCH
YES
IF 3 IS DISPLAYED
NO
REPLACE
DIGIT 4 SHOWS
NO
DEPRESS SWITCH
ERROR TONE
485A OR
ON VISUAL
AGAIN . IF 3 STILL
HEARD
DISPLAY
DISPLAYED, START
486A KTU
FROI'I PREPARATION
YES
LINK 4
NO
SEE
LINK 1
NO
SEE
LAI'IP ON
TEST
1
LAMP ON
TEST
1
YES
REPLACE
ERROR TONE
NO
ERROR TONE
NO
REPLACE
HEARD
485A DR
HEARD
485A OR
486A KTU
486A KTU
YES
YES
LINK
2
NO
SEE
LAMP ON
TEST
1
ERROR TONE
NO
REPLACE
HEARD
485A OR
486A KTU
IS SYSTEM
YES
EQUIPPED WITH
TWO 487A KTUs
NO
END OF
TEST 4
Fig. 23- Test 4 Sequence-Error Tone
Page 49
BSP 518-411-100-i01_1978-08-49.jpg Scanned by Frank Harrell, (Cowboy Frank) Castle