5-22
12. AFC f
0
Adjustment (CB-61 Board)
Set the free-run frequency of the AFC VCO.
Mode
VTR stop (GV-D900/D900E)
Recording (GV-D300/D300E)
Signal
75% color bar (VIDEO jack input)
Measurement Point
Pin
@º
of CN9928 (AFC ERR)
Measuring Instrument
Digital voltmeter
Adjustment Page
D
Adjustment Address
A1
Specified Value
A = 1.9 ± 0.1Vdc
Note:
Don’t insert any plug in the S VIDEO jack.
Adjusting method:
1)
Select page: 0, address: 01, and set data: 01.
2)
Select page: D, address: A1, change the data and set the AFC
error voltage (A) to the specified value.
3)
Press the PAUSE button of the adjustment remote commander.
4)
Select page: 0, address: 01, and set data: 00.
13. Decoder APC Adjustment (CB-61 Board)
Set the free-run frequency of the decoder VXO.
Mode
VTR stop (GV-D900/D900E)
Recording (GV-D300/D300E)
Signal
No signal (VIDEO jack input) (Note)
Measurement Point
Pin
1
of CN9928 (DEC FSC)
Measuring Instrument
Frequency counter
Adjustment Page
D
Adjustment Address
9F
Specified Value
f = 3579545 ± 50Hz (NTSC)
f = 4433619 ± 50Hz (PAL)
Note:
Insert a plug in the VIDEO jack.
Adjusting method:
1)
Select page: 0, address: 01, and set data: 01.
2)
Select page: D, address: 9F, change the data and set the DEC
FSC frequency (f) to the specified value.
3)
Press the PAUSE button of the adjustment remote commander.
4)
Select page: 0, address: 01, and set data: 00.
14. Decoder ACC Adjustment (CB-61 Board)
Set the decoder ACC gain.
Mode
VTR stop (GV-D900/D900E)
Recording (GV-D300/D300E)
Signal
75% color bar (VIDEO jack input)
Measurement Point
Pin
!¶
of CN9928 (DEC B-Y)
Measuring Instrument
Oscilloscope
Adjustment Page
D
Adjustment Address
9E
Specified Value
A = 325 ± 20mV
Adjusting method:
1)
Select page: 0, address: 01, and set data: 01.
2)
Select page: D, address: 9E, change the data and set the DEC
B-Y signal level (A) to the specified value.
3)
Press the PAUSE button of the adjustment remote commander.
4)
Select page: 0, address: 01, and set data: 00.
Fig. 5-3-17
H
A
Summary of Contents for GV-D300 Operating Instructions (primary manual)
Page 9: ...1 2 ...
Page 10: ...1 3 ...
Page 11: ...1 4 ...
Page 12: ...1 5 ...
Page 13: ...1 6 ...
Page 14: ...1 7 ...
Page 15: ...1 8 ...
Page 16: ...1 9 ...
Page 17: ...1 10 ...
Page 18: ...1 11 ...
Page 19: ...1 12 ...
Page 20: ...1 13 ...
Page 21: ...1 14 ...
Page 22: ...1 15 ...
Page 23: ...1 16 ...
Page 24: ...1 17 ...
Page 25: ...1 18 ...
Page 26: ...1 19 ...
Page 27: ...1 20E ...
Page 30: ...2 3 2 4 CB 61 RJ 77 BOARDS 2 5 CONTROL SWITCH BLOCK FK 71 ...
Page 33: ...2 6E 2 12 CIRCUIT BOARDS LOCATION ...
Page 61: ...GV D300 D300E D900 D900E 4 85 4 86 4 87 AV IN OUT IO 62 4 88 ...
Page 62: ...GV D300 D300E D900 D900E 4 89 4 90 4 91 4 92 MULTI CONNECTOR EX 34 ...
Page 64: ...GV D300 D300E D900 D900E 4 96E CUSTOMER CONTROL CONTROL SW BLOCK FK 71 4 95 ...
Page 142: ...3 BLOCK DIAGRAMS PAGE 3 3 3 1 OVERALL BLOCK DIAGRAM 1 2 PAGE 3 8 3 3 POWER BLOCK DIAGRAM ...