TM 11-5840-360-14-1-1
j. RANGE RINGS intensity control /5-8(36)/
18. Set POWER switches to OFF at all Indicators.
k. BRILLIANCE control /5-8(18)/
19. At Switching Units, select mode DD-4 per Table
I. FTE ON switch /5-8(188)/
20. Repeat steps 3 through 10 above per the
m. FLASH OFF switch /5-8(188)/
following definitions:
n. PWR BOOST switch /5-8(146) / (3 mi only)
a. Master indicator: Indicator D
o. ANTI-CLUTTER RAIN control /5-8(43)/
b. Slave indicators: Indicators A, B, C
p. ANTI-CLUTTER SEA control /5-8(146)/
c. Receiver Transmitter: MTR I
q. EBL DIM/EBL READ control /5-8(105)/
r. EBL control /5-8(114)/
21. Refer to Table 3-2; perform a through d
following for each mode: /Para. 5-13/
s. OFFSET control /5-8(136)/
a. Set POWER switches to OFF at all
9. Set master Indicator HGD SET/GYRO STAB/ HD
Indicators.
UP switch to GYRO STAB and observe heading line
bearing. Adjust heading line to agree with ship's compass
b. Select mode at Switching Units per Table
using HDG SET feature. Verify GYRO STAB indicator
(LED above CRT) is lit and heading line follows ship's
c. Set Indicator POWER switches as follows:
heading changes.
(1) Master Indicator(s): TX ON
/5-8(136)/
(2) Slave Indicators: ST BY
10. Set master Indicator RANGE SELECT switch to 24
d. After 3.5-minute time delay, verify the
MILES. At Receiver Transmitter RT-1240, measure voltage
following per Table 3-2:
indicative of magnetron current between TP7(+) and TP10 (-
); correct voltage depends upon type of magnetron installed
(1) Proper Receiver Transmitter versus
as follows: /5-2(51)/
master Indicator selection.
(2) Proper
master/slave
Indicators
MAGNETRON
VOLTAGE
selection.
5.8.2.4 AN/SPS-64(V) 4 System Performance Check. -
Raytheon
3.0 to 3.5 VDC
Perform the following steps in the sequence indicated:
Toshiba
3.0 to 3.5 VDC
1. Set POWER switches to OFF at all AN/SPS64
English Electric
3.5 to 4.0 VDC
(V) Indicators.
11. At Receiver Transmitter RT-1240, measure crystal
2. At Switching Units, select DS-1 mode per Table
current of 23 + 5uA between TP10 (ground) and both TP1
and TP2 on A1600 assembly. /5-2(53)/
3. Set POWER switches to ON at the following
12. Set POWER switches to OFF at all Indictors.
units:
13. At Switching Units, select mode DD-6 per Table 3-
a. Video Amplifier AM-6932
b. Amplifier-Generator AM-6933
14. Repeat steps 4 through 11 above per the following
definitions:
c. Signal Data Converter CV-3442
a. Master indicator: Indicator B
d. AN/SPA-25 and AN/SPA-66 indicators
b. Slave indicators: Indicators A, C (and D if
NOTE:
installed)
For DS-1 mode (steps 4 through 9
c. Receiver Transmitter: MTR II
below), the following definitions
15. Set POWER switches to OFF at all Indicators.
apply:
16. At Switching Units, select mode DD-7 per Table 3-
a. Master indicator: Indicator A
b. Slave indicators: Indicators B, C,
17. Repeat steps 4 through 11 above per the following
AN/SPA-25, AN/SPA-66
definitions:
c. Receiver Transmitter: MTR I (X-band)
a. Master indicator: Indicator C
4. Set all AN/SPS-64(V) Indicator POWER
b. Slave indicators: Indicators A, B (and D if
switches to ST BY; verify the following at
installed)
each AN/SPS-64(V) Indicator:
c. Receiver Transmitter: MTR II
a. Lamps on control panel, bearing scales
NOTE:
and plotter illuminate. /5-9(1) for faulty
Steps 18, 19 and 20 are to be performed
Indicator/
only if optional Indicator D is installed;
b. Status indicator (LED adjacent to POWER
if not installed, proceed to step 21.
switch) flashes slowly (approximately
once per second). /5-2 (1)/
5-9
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