TB 9-6625-2210-24
9. Self Test
a. Performance Check
(1) Switch TI power on and wait for main menu to appear on screen.
(2) Connect TI RCV to XMT 2W/4W using type 310 phone plug and cable.
(3) Select F2: TIME/RL from main menu and
from
H:
SELF
TEST
TRANSMISSION MEASUREMENT FUNCTIONS menu.
(4) Select A: P/AR from SELF TEST menu and press Run/Halt key when P/AR
SELF TEST menu appears.
(5) After PASS appears in both right hand boxes, press Run/Halt then Home keys.
(6) Select B: ENVELOPE DELAY and press Run/Halt key when ENVELOPE
DELAY SELF TEST screen appears.
(7) After PASS appears in three boxes on right of screen, press Run/Halt then
Home keys.
(8) Select C: INTERMODULATION DISTORTION and press Run/Halt key
when INTERMODULATION SELF TEST screen appears.
(9) After PASS appears in the three boxes on right of screen, press Run/Halt then F1 keys.
(10) Disconnect cable from TI.
b. Adjustments. No adjustments can be made.
10. Receiver
a. Performance Check
(1) Connect calibrator to TI RCV connector using a 310 phone plug and cable.
(2) Select F2: TIMS/RL from main menu and B: LEVEL/FREQ/ENV DELAY
from TRANSMISSION MEASUREMENT FUNCTIONS menu.
(3) Press Pg Dn key two times and adjust calibrator for 2.313 V and 1000 Hz.
(4) Press Run/Halt key. TI will display 9.4 to 9.6 dBm and 999 to 1001 Hz.
(5) Vary calibrator frequency from 20 to 200 Hz. TI will display 9.0 to 10.0 dBm.
(6) Vary calibrator frequency from 200 to 4000 Hz. TI will display 9.3 to 9.7 dBm.
(7) Press Run/Halt key and change BAND to WIDE.
(8) Press Run/Halt key and vary calibrator frequency from 4000 to 15,000 Hz. TI
will display 9.3 to 9.7 dBm.
(9) Vary calibrator frequency from 15,000 to 110,000 Hz. TI will display 9.0
to 10.0 dBm.
(10) Press Run/Halt once, then Pg Dn twice, change Receive Terminated/Bridge
to Bridge.
(11) Press Pg Dn twice then Run/Halt once.
(12) Adjust calibrator for 8.204 mV.
