3-5.IR TRANSMITTER ADJUSTMENTS2. IR Video Deviation Adjustment (VC-195 board)
(CCD-TR87/ TR414PK/ TR917/ TR940/ TR940PK)
ModeCamera standby
SubjectArbitrary
Adjust using a IR receiver jig (J-6082-383-A).
Measurement PointVIDEO OUT terminal of IR receiver jig
(Terminated aWt) 75
Switch setting:
Measuring Instrument Oscilloscope
LASER LINK .................... (Red LED is lit)
Adjustment PageF
Adjustment Address66
1. IR Video Carrier Frequency Adjustment (VC-195 board)
Specified ValueA = 0.87?0.04V
ModeCamera standby
SubjectArbitrary
Connection of Equipment
Measurement Point 5Pin of CN003 of IR receiver jig (RF)
Connect the measuring device as shown in the following figure,
( Or Pin !¤ of IC751 of VC-195 board)
and adjust.
Measuring Instrument Frequency counter
Adjustment PageF
Adjustment Address68
Oscilloscope
Specified Valuef = 11.85?0.05MHz
75 W
Main unitIR receiver jig
Connection of Equipment
VIDEO
Connect the measuring device as shown in the following figure,OUT
and adjust.
75 W (1-247-804-11)
Main unitIR receiver jig
Frequency counter
Pin 5
of CN003Fig. 5-3-19.
Adjusting method:
1) Select page: 0, address: 01, and set data: 01.
2) Select page: 3, address: 01, set data: 39, and press the PAUSE
button of the adjusting remote commander.
Fig. 5-3-18.
3) Select page: F, address: 66, and change the data, set the video
signal amplitude (A) to the specified value.
Adjusting method:4) Press the PAUSE button of the adjusting remote commander.
1) Select page: 0, address: 01, and set data: 01.
5) Select page: 3, address: 01, set data: 00, and press the PAUSE
2) Select page: 3, address: 01, set data: 37, and press the PAUSEbutton of the adjusting remote commander.
button of the adjusting remote commander.
6) Select page: 0, address: 01, and set data: 00.
3) Select page: F, address: 68, change the data, and set the video
carrier frequency (f) to the specified value.
4) Press the PAUSE button of the adjusting remote commander.
5) Select page: 3, address: 01, set data: 00, and press the PAUSE
button of the adjusting remote commander.
6) Select page: 0, address: 01, and set data: 00.A
H
Fig. 5-3-20.
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