TM 11-5841-283-34-1/NAVAIR 16-30APR39-2
2-12. TROUBLESHOOTING OF COMPARATOR. (CONT)
SELF TEST FWD
+15V DC
(REFERENCE)
+12.4V DC
WF
A. A11-1, J1-7
+13.0V DC
B. A11-3, J1-17
+15V DC
+13.0V DC
C (AR) J1-18, A10-1
+13V DC
+12.2V DC
D A10-5, A7-1
+1.18V DC
+13.4V DC
E (FR) J1-8, A10-19
+12.4V DC
+5.4V DC
F A10-17, A7-20
+1.8V DC
+13.2V DC
G (FL) J1-9, A9-1
+12.2V DC
+5.3V DC
H A9-5, A7-3
+1.8V DC
+13.2V DC
I
(AL) J1-19, A9-19
+4.8V DC
A9-17, A7-19
J
+1.8V DC
+6.5V DC
+4.4V DC
K A8-1 = A7-11 + A11-7
+1.2V DC
(K1)
(K)
+3.5V DC
+0.2V DC
L A7-5, A6-5, A4-5
+1.8V DC
+1.4V DC
M A7-2, A6-2, A4-2
0V DC
+4.4V DC
N A7-18, A6-20, A4-20
0V DC
+4.4V DC
O A7-17, A6-15, A4-15
0V DC
P NOT USED
0V DC
Q A1-20, J1-11, A6-4
-0.36V DC
VIDEO LO BAND TP
+0.3V DC
R A11-15, A3-8
S A11-17
0V DC
-0.2V DC
T A8-3, A4-18
+0.750V DC
+0.40V DC
+0.30V DC
+0.80V DC
U A8-12, A6-18
NOTES: SCOPE SETTINGS
1. SYNC-EXT NEG, CONNECT TO
4. CH 2 INPUT TO WAVEFORM AS DETERMINED IN
FLOW DIAGRAM OF UNIT UNDER TEST.
FWD RCVR VIDEO SELF TEST TP.
5. WAVEFORMS II THROUGH LL ARE TIMING GEN-
2. CH 1 INPUT TO FWD RCVR VIDEO
ERATOR OUTPUTS. NOT REFERENCED TO SELF
SELF TEST TP.
a. VERT 1.0 V/DIV
TEST FWD.
b. MAGNIFIER - Xl
6. REFERENCE DESIGNATIONS ARE
ABBREVIATED; PREFIX WITH 3.
3. TIME BASE 100 S/DIV
7. ALL WAVE FORMS MAY VARY SLIGHTLY
DUE TO COMPONENT TOLERANCES.
EL1BF015
2-24
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