Quantcast Table 5-2. Test Points (Sheet 2 of 4)

 

Click here to make tpub.com your Home Page

Page Title: Table 5-2. Test Points (Sheet 2 of 4)
Back | Up | Next

Click here for thousands of PDF manuals

Google


Web
www.tpub.com

Home

   
Information Categories
.... Administration
Advancement
Aerographer
Automotive
Aviation
Construction
Diving
Draftsman
Engineering
Electronics
Food and Cooking
Logistics
Math
Medical
Music
Nuclear Fundamentals
Photography
Religion
   
   

 

Share on Google+Share on FacebookShare on LinkedInShare on TwitterShare on DiggShare on Stumble Upon
Back
Table 5-1. Test Equipment Required (Sheet 3 of 3)
Up
TM-11-5820-815-14 Service and Circuit Diagrams RADIO SET AN/GRC-171 Manual
Next
Table 5-2. Test Points (Sheet 3 of 4 )


TO 31R2-2GRC171-2
TM 11-5820-815-14
NAVELEX 0967-LP-544-5010
Table 5-2. Test Points (Sheet 2 of 4)
REFERENCE
MODULE TO WHICH
DESIGNATION
TEST POINT
FUNCTION
TEST POINT APPLIES
TEST meter
RE FLD PWR
Provides indication of antenna
A10A1M1
reflected power. Power will be
0 (1:1 vswr) to 5 (3:1 vswr)
watts.
TEST meter
% MOD
Provides indication of trans-
Rf filter A7, power amplifier A8,
A1OA1M1
mitter rf carrier modulation.
and audio A4
Percent of modulation will be
0 to 95%.
TEST meter
TEMP
Provides indication of power
Power amplifier A8
A10A1M1
amplifier over temperature.
Over temperature indicated
when meter reads in OVER
TEMP range.
TEST meter
+26V
Provides indication of dc-dc
Dc-dc converter A5
A10A1M1
converter output. Voltage will
be +26 + 1.5 V dc.
TEST meter
+22V
Provides indication of +22-volt
Voltage regulator A6 and dc-dc
A10A1M1
regulated supply output. Volt-
converter A5
age will be +22 + 1.5 V de.
TEST meter
+12V
Provides indication of +12-volt
Voltage regulator A6 and dc-dc
A10A1M1
regulated supply output. Volt-
converter A5
age will be +12 + 1.0 V de.
TEST meter
+5V
Provides indication of +5.1-volt
Voltage regulator A6 and dc-dc
A10A1M1
regulated supply output. Volt-
converter A5
age will be +5.1 + 0.5 V dc.
TEST meter
-12V
Provides indication of -12-volt
Voltage regulator A6 and dc-dc
A10A1M1
regulated supply output. Volt-
converter A5
age will be -12 + 1.0 V dc.
A10A1TP1
SERVO +
Provides sample of servo motor
D/a servo amplifier A1
(red lead) voltage. Voltage will
be 0 to +6.5 V dc normal and 10
V de relative to SERVO - while
tuning to a higher frequency.
A10A1TP2
SERVO -
Provides sample of servo motor
D/a servo amplifier A1
(black lead) voltage. 0 to +6.5
V dc normal and 10 V dc rela-
tive to SERVO + while tuning
to a lower frequency.
A10A1TP3
TUNE VOLT
Provides sample of servo position
D/a servo amplifier A1 and rf
feedback voltage. Voltage will be
filter A7
-0.54 to -0.60 V dc (RT-980/
GRC-171 frequency of 300.000
MHz).
5-4


Privacy Statement - Press Release - Copyright Information. - Contact Us

Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business