Sony CCD TRV16 Service Manual - Page 137

IR TRANSMITTER ADJUSTMENTS, CCD-TRV43/TRV46/TRV46PK, IR Video Carrier Frequency Adjustment VC-215

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3-5. IR TRANSMITTER ADJUSTMENTS (CCD-TRV43/TRV46/TRV46PK) Adjust using a IR receiver jig (J-6082-383-A). Switch setting: LASER LINK Red LED is lit) 1. IR Video Carrier Frequency Adjustment (VC-215 board) Mode Subject Measurement Point Measuring Instrument Adjustment Page Adjustment Address Specified Value Camera standby Arbitrary Pin 5 of CN003 of IR receiver jig (RF) ( Or Pin !§ of IC751 of VC-215 board) Frequency counter F 68 f = 11.85±0.05MHz Connection of Equipment Connect the measuring device as shown in the following figure, and adjust. 2. IR Video Deviation Adjustment (VC-215 board) Mode Subject Measurement Point Measuring Instrument Adjustment Page Adjustment Address Specified Value Camera standby Arbitrary VIDEO OUT terminal of IR receiver jig (Terminated at 75Ω) Oscilloscope F 66 A = 0.87±0.04V Connection of Equipment Connect the measuring device as shown in the following figure, and adjust. Main unit IR receiver jig 75 Ω Oscilloscope VIDEO OUT 75 Ω (1-247-804-11) Main unit IR receiver jig Pin 5 of CN003 Frequency counter Fig. 5-3-17. Adjusting method: 1) Select page: 0, address: 01, and set data: 01. 2) Select page: 3, address: 01, set data: 37, and press the PAUSE button of the adjusting remote commander. 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. Fig. 5-3-18. 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. 3) Select page: F, address: 66, and change the data, set the video signal amplitude (A) 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. 5-3-19.

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3-5.
IR TRANSMITTER ADJUSTMENTS
(CCD-TRV43/TRV46/TRV46PK)
Adjust using a IR receiver jig (J-6082-383-A).
Switch setting:
LASER LINK
....................
(Red LED is lit)
1. IR Video Carrier Frequency Adjustment (VC-215 board)
Mode
Camera standby
Subject
Arbitrary
Measurement Point
Pin
5
of CN003 of IR receiver jig (RF)
( Or Pin
!§
of IC751 of VC-215 board)
Measuring Instrument
Frequency counter
Adjustment Page
F
Adjustment Address
68
Specified Value
f = 11.85±0.05MHz
Connection of Equipment
Connect the measuring device as shown in the following figure,
and adjust.
Fig. 5-3-17.
Adjusting method:
1)
Select page: 0, address: 01, and set data: 01.
2)
Select page: 3, address: 01, set data: 37, and press the PAUSE
button of the adjusting remote commander.
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.
2. IR Video Deviation Adjustment (VC-215 board)
Mode
Camera standby
Subject
Arbitrary
Measurement Point
VIDEO OUT terminal of IR receiver jig
(Terminated at 75
Ω
)
Measuring Instrument
Oscilloscope
Adjustment Page
F
Adjustment Address
66
Specified Value
A = 0.87±0.04V
Connection of Equipment
Connect the measuring device as shown in the following figure,
and adjust.
Fig. 5-3-18.
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.
3) Select page: F, address: 66, and change the data, set the video
signal amplitude (A) 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.
Fig. 5-3-19.
Main unit
IR receiver jig
Pin
5
of CN003
Frequency counter
Main unit
IR receiver jig
VIDEO
OUT
75
Ω
75
Ω
(1-247-804-11)
Oscilloscope
A
H