Sony GV-D300 Service Manual ▷ View online
5-9
Address
B0
B1
B2
B3
B4
B5
B6
B7
B8
B9
BA
BB
BC
BD
BE
BF
C0
C1
C2
C3
C4
C5
C6
C7
C8
C9
CA
CB
CC
CD
CE
CF
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
DA
DB
DC
DD
DE
DF
E0 to FF
Initial value
NTSC
FF
FF
FF
PAL
FF
FF
FF
Remark
Fixed data-1
CR AD clamp adj.
CB AD clamp adj.
Y AD clamp adj.
Fixed data-1
4. Initializing the C Page Data
Note:
If the page C data is initialized, the following adjustments must be
performed again.
1) Modification of C page data
2) Servo system adjustments
3) All RF block adjustments of the video system adjustments
performed again.
1) Modification of C page data
2) Servo system adjustments
3) All RF block adjustments of the video system adjustments
Adjusting page
C
Adjusting Address
00 to 6F
Initializing Method:
1)
1)
Select page: 0, address: 01, and set data: 01.
2)
Select page: 4, address: 02, set data: 01, and press the PAUSE
button of the adjustment remote commander.
button of the adjustment remote commander.
3)
Check that the data of page: 4, address: 02 changes in order of
“01”, “03”, “05”, “00”.
“01”, “03”, “05”, “00”.
5)
Select page: 0, address: 01, and set data: 00.
6)
Perform “Modification of C Page Data”.
5. Modification of C Page Data
If the C Page data has been initialized, change the data of the “Fixed
data-2” address shown in the following table by manual input.
data-2” address shown in the following table by manual input.
Modifying Method:
1)
1)
Before changing the data, select page: 0, address: 01, and set
data: 01.
data: 01.
2)
New data for changing are not shown in the tables because
they are different in destination. When changing the data, copy
the data built in the same model.
they are different in destination. When changing the data, copy
the data built in the same model.
Note:
If copy the data built in the different model, the camcorder
may not operate.
may not operate.
3)
When changing the data, press the PAUSE button of the
adjustment remote commander each time when setting new
data to write the data in the non-volatile memory.
adjustment remote commander each time when setting new
data to write the data in the non-volatile memory.
4)
Check that the data of adjustment addresses is the initial value.
If not, change the data to the initial value.
If not, change the data to the initial value.
5)
After changing the data, select page: 0, address: 01, and set
data: 00.
data: 00.
6. C Page Table
Note:
Fixed data-1 : Initialized data. ( Refer to “4. Initializing the C Page
Data”.)
Fixed data-2 : Modified data. (Refer to “5. Modification of C PAGE
Data”.)
Data”.)
Fixed data-2 : Modified data. (Refer to “5. Modification of C PAGE
Data”.)
Address
00
01
02
03
04
05
06
07
08
09
0A
0B
0C
0D
0E
0F
10
11
Initial value
NTSC
PAL
Remark
Fixed data-1
Fixed data-2
Fixed data-1
Fixed data-2
Fixed data-1
Table. 5-3-2.
5-10
Address
12
13
14
15
16
17
18
19
1A
1B
1C
1D
1E
1F
20
21
22
23
24
25
26
27
28
29
2A
2B
2C
2D
2E
2F
30
31
32
33
34
35
36
37
38
39
3A
3B
3C
3D
3E
3F
40
41
42
43
44
45
46
47
48
49
Initial value
NTSC
00
00
00
00
00
00
00
00
00
00
00
00
F0
F0
70
70
C0
C0
90
90
90
80
C0
PAL
00
00
00
00
00
00
00
00
00
00
00
00
F0
F0
70
70
C0
C0
90
90
90
80
C0
Remark
Fixed data-1
Fixed data-2
Fixed data-1
Fixed data-2
Fixed data-1
Fixed data-2
Fixed data-1
Fixed data-2
Emergency memory address
PLL f0 adj.
REC current adj.
AEQ adj.
AGC center level adj.
Fixed data-1
PLL capture range adj.
CLK DELAY adj.
Fixed data-1
Address
4A
4B
4C
4D
4E
4F
50
51
52
53
54
55
56
57
58
59
5A
5B
5C
5D
5E
5F
60
61
62
63
64
65
66
67
68
69
6A
6B
6C
6D
6E
6F
Initial value
NTSC
00
00
00
00
00
00
PAL
00
00
00
00
00
00
Remark
Fixed data-1
Switching position adj.
Fixed data-1
Fixed data-2
Fixed data-1
T reel FG duty adj.
Fixed data-2
Fixed data-1
Fixed data-2
Fixed data-1
Fixed data-2
Fixed data-1
T reel FG duty adj.
Table. 5-3-3.
5-11
3-3.
SYSTEM CONTROL SYSTEM ADJUSTMENT
1. Battery End Adjustment (CB-61 board)
Set the battery end voltage.
If the voltage is incorrect, the life of the battery will shorten.
The image at the battery end will also be rough.
If the voltage is incorrect, the life of the battery will shorten.
The image at the battery end will also be rough.
Mode
Recording
Signal
Color bar
Measurement Point
LCD display of the adjustment remote
Measuring Instrument
commander
Adjustment Page
D
Adjustment Address
28 to 2C, 37
Switch setting:
1)
1)
LCD screen .................................................................... Open
Connection:
1)
1)
Connect the regulated power supply and the digital voltmeter
to the battery terminal as shown in Fig. 5-3-3.
to the battery terminal as shown in Fig. 5-3-3.
Adjusting method:
1)
1)
Adjust the output voltage of the regulated power supply so that
the digital voltmeter display is 6.1 ± 0.1Vdc.
the digital voltmeter display is 6.1 ± 0.1Vdc.
2)
Turn off the power supply.
3)
Turn on the HOLD switch of the adjustment remote commander.
4)
Turn on the power supply.
5)
Load a cassette, and set to the camera recording mode.
6)
Select page: 0, address: 01, and set data: 01.
7)
Decrease the output voltage of the regulated power supply so
that the digital voltmeter display is 5.30 ± 0.01Vdc.
that the digital voltmeter display is 5.30 ± 0.01Vdc.
8)
Select page: 2, address: 51, read the data, and this data is named
Dref.
Dref.
9)
Select page: D, address: 28, set data: Dref, and then press the
PAUSE button of the adjustment remote commander.
PAUSE button of the adjustment remote commander.
10) Select page: D, address: 37, set data: Dref, and then press the
PAUSE button of the adjustment remote commander.
11) Convert Dref to decimal notation, and obtain Dref’. (Refer to
Table 5-4-2. “Hexadecimal-decimal conversion table” of “5-4.
Service mode”)
Service mode”)
12) Calculate D
29
', D
2A
’, D
2B
’ and D
2C
’ using following equations
(decimal calculation), convert it to a hexadecimal number, and
input each adjustment address.
Address: 29
input each adjustment address.
Address: 29
D
29
' = Dref’+11
Address: 2A
D
2A
’ = Dref’+36
Address: 2B
D
2B
’ = Dref’+58
Address: 2C
D
2B
’ = Dref’+66
Note:
After setting each data, be sure to press the PAUSE button.
13) Select page: 0, address: 01, and set data: 00.
Digital voltmeter
Regulated power supply
5.30
±
0.01V
Battery terminal
GV-D300/D300E/D900/D900E
Fig. 5-3-3
5-12
3-4. SERVO SYSTEM ADJUSTMENTS
1. T Reel FG Duty Adjustment (RJ-77 Board)
Measurement Point
Display data of page: C, address: 6F
Measuring Instrument
Adjustment remote commander
Adjustment Page
C
Adjustment Address
59, 6F
Specified Value
“01”, or “02” , “03”
Adjusting Method:
1)
1)
Set the POWER switch to ON.
2)
Close the cassette compartment without inserting a cassette.
3)
Set the HOLD switch of the adjustment remote commander to
ON (SERVICE position).
ON (SERVICE position).
4)
Select page: 0, address: 01, and set data: 01.
5)
Select page: C, address: 6A, set data: 10, and press the PAUSE
button of the adjustment remote commander.
button of the adjustment remote commander.
6)
Select page: 3, address: 09, set data: 00, and press the PAUSE
button.
button.
7)
Select page: 3, address: 01, set data: 1A, and press the PAUSE
button. (to start up automatic “T reel FG Duty Adjustments”.)
button. (to start up automatic “T reel FG Duty Adjustments”.)
8)
Select page: 3, address: 02, and check that the data is changed
from “17” to “00”.
from “17” to “00”.
9)
Set the HOLD switch of the adjustment remote commander to
OFF, and wait more than 2 seconds. (so that the adjustment
data is automatically written in page: C, address: 59 and 6F).
OFF, and wait more than 2 seconds. (so that the adjustment
data is automatically written in page: C, address: 59 and 6F).
10) Set the HOLD switch to ON.
11) Check that the data of page: 3, address: 04 and that of page: C,
11) Check that the data of page: 3, address: 04 and that of page: C,
address: 6F are the same.
12) Select page: C, address: 6F. If the data is “01”, or “02”, “03”, it
means that the automatic T reel FG duty adjustment has ended
normally.
normally.
13) Select page: C, address: 6A, set data: 00, and press the PAUSE
button of the adjustment remote commander.
14) Select page: 0, address: 01, and set data: 00.
15) Turn OFF the power supply.
15) Turn OFF the power supply.
2. Switching Position Adjustment (RJ-77 Board)
Mode
VTR Playback
Signal
SW/OL reference tape (XH2-3)
Measurement Point
Display data of page: 3, address: 03
Measuring Instrument
Adjustment remote commander
Adjustment Page
C
Adjustment Address
4C, 4D, 4E, 4F
Specified Value
“00”.
Adjusting Method:
1)
1)
Select page: 0, address: 01, and set data: 01.
2)
Select page: 3, address: 01, set data: 0E, and press the PAUSE
button of the adjustment remote commander.
button of the adjustment remote commander.
3)
Select page: 3, address: 02, and check that the data is changed
from “0E” to “00”.
from “0E” to “00”.
4)
Select page: 3, address: 03, and check that the data is “00”.
5)
Set the HOLD switch of the adjustment remote commander to
OFF, and wait more than 2 seconds (so that the adjustment
data is automatically written in page: C, address: 4C to 4F).
OFF, and wait more than 2 seconds (so that the adjustment
data is automatically written in page: C, address: 4C to 4F).
6)
Set the HOLD switch of the adjustment remote commander to
ON.
ON.
7)
Select page: 0, address: 01, and set data: 00.
8)
Set to the stop mode.
9)
Turn OFF the power supply.
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