Sony HDR-FX7 / HDR-FX7E (serv.man5) Service Manual ▷ View online
6-83
HDR-FX7/FX7E_ADJ
2.
V-COM Adjustment (PP-003 board)
Set the DC bias of the common electrode drive signal of LCD to
the specified value.
If deviated, the LCD display will be move, producing flicker and
conspicuous vertical lines.
the specified value.
If deviated, the LCD display will be move, producing flicker and
conspicuous vertical lines.
Mode
VTR stop (VCR mode)
Signal
No signal
Measurement Point
Check on LCD screen
Measuring Instrument
Adjustment Page
C
Adjustment Address
47
Specified Value
The brightness difference between
the section-A and section-B is
minimum
the section-A and section-B is
minimum
Note 1:
Perform “LCD Automatic Adjustment” before this ad-
justment.
justment.
Note 2:
Check that the data of page: 0, address: 10 is “00”.
Switch setting
LCD BACKLIGHT .................................................................. ON
LCD BACKLIGHT .................................................................. ON
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
2
3
71
01
Press PAUSE (Write) button.
3
C
56
0D
Press PAUSE (Write) button.
4
C
47
Change the data so that
brightness of the section A
and section B is equal.
brightness of the section A
and section B is equal.
5
C
47
Press PAUSE (Write) button.
6
C
56
C5
Press PAUSE (Write) button.
7
3
70
10
Press PAUSE (Write) button.
8
3
70
Check the data changes to “11”.
9
0
01
00
Fig. 6-1-30
A
A
A
A
B
B
B
B
Adjusting method for PAL model:
Order Page Address Data
Procedure
1
0
01
01
2
3
03
FF
3
3
71
01
Press PAUSE (Write) button.
4
C
65
00
Press PAUSE (Write) button.
5
3
01
5A
Press PAUSE (Write) button.
(Note 5)
(Note 5)
6
3
02
Check the data changes to “00”.
7
3
03
Check the data is “00”. (Note 2)
8
C
46
Read the data and this data is
named D
named D
46
.
9
Convert D
46
to decimal
notation, and obtain D
46
’.
(Note 3)
10
Calculate D
45
’ using
following equations.
(decimal calculation)
D
(decimal calculation)
D
45
’ = D
46
’
− 10
11
Convert D
45
’ to a hexadeci-
mal number, and obtain D
45
.
(Note 3)
12
C
45
D
45
Press PAUSE (Write) button.
13
C
4D
Read the data and this data is
named D
named D
4D
.
14
C
76
D
4D
Press PAUSE (Write) button.
15
3
70
10
Press PAUSE (Write) button.
16
3
70
Check the data changes to “11”.
17
0
01
00
Note 5:
The adjustment data will be automatically input to page:
C, address: 46 and 4D.
C, address: 46 and 4D.
6-84
HDR-FX7/FX7E_ADJ
4.
Reflective Mode White Balance Adjustment
RadarW
RadarW
RadarW
RadarW
RadarW
(PP-003 board)
Correct the white balance at reflective mode.
If deviated, the LCD screen color cannot be reproduced.
If deviated, the LCD screen color cannot be reproduced.
Mode
VTR stop (VCR mode)
Signal
No signal
Adjustment Page
C
Adjustment Address
70, 71
Note 1:
Check that the data of page: 0, address: 10 is “00”.
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
2
3
C4
59
3
3
C5
02
4
3
0C
20
Press PAUSE (Write) button.
5
3
22
0F
Press PAUSE (Write) button.
6
3
71
01
Press PAUSE (Write) button.
7
3
03
FF
8
3
01
66
Press PAUSE (Write) button.
(Note 2)
(Note 2)
9
3
02
Check the data changes to
“00”.
“00”.
10
3
03
Check the data is “00”. (Note 4)
11
3
03
FF
12
3
01
67
Press PAUSE (Write) button.
(Note 3)
(Note 3)
13
3
02
Check the data changes to
“00”.
“00”.
14
3
03
Check the data is “00”. (Note 4)
15
3
C4
00
16
3
C5
00
17
3
0C
00
Press PAUSE (Write) button.
18
3
22
00
Press PAUSE (Write) button.
19
3
70
10
Press PAUSE (Write) button.
20
3
70
Check the data changes to
“11”.
“11”.
21
0
01
00
Note 2:
The adjustment data will be automatically input to page:
C, address: 70.
C, address: 70.
Note 3:
The adjustment data will be automatically input to page:
C, address: 71.
C, address: 71.
Note 4:
If the data is “01”, adjustment has error.
3.
Transmissive Mode White Balance Adjustment
(PP- 003 board)
(PP- 003 board)
Correct the white balance at transmissive mode.
If deviated, the LCD screen color cannot be reproduced.
If deviated, the LCD screen color cannot be reproduced.
Mode
VTR stop (VCR mode)
Signal
No signal
Measurement Point
Check on LCD screen
Measuring Instrument
Adjustment Page
C
Adjustment Address
4B, 4C
Specified Value
LCD screen must not be colored
Note 1:
Check that the data of page: 0, address: 10 is “00”.
Note 2:
Check the white balance only when replacing the fol-
lowing parts. If necessary, adjust them.
1. LCD block
2. Light induction plate
3. IC9002
lowing parts. If necessary, adjust them.
1. LCD block
2. Light induction plate
3. IC9002
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
2
3
71
01
Press PAUSE (Write) button.
3
C
4B
8F
Press PAUSE (Write) button.
4
C
4C
79
Press PAUSE (Write) button.
5
Check that the LCD screen is
not colored. If not colored,
proceed to step 7.
not colored. If not colored,
proceed to step 7.
6
C
4B
Change the data so that the
LCD screen is not colored.
(Note 3)
LCD screen is not colored.
(Note 3)
7
3
70
10
Press PAUSE (Write) button.
8
3
70
Check the data changes to “11”.
9
0
01
00
Note 3:
To write in the non-volatile memory (EEPROM), press
the PAUSE (Write) button each time to set the data.
The data of page: C, address: 4B should be “5C” to “A6”.
The data of page: C, address: 4C should be “51” to “97”.
the PAUSE (Write) button each time to set the data.
The data of page: C, address: 4B should be “5C” to “A6”.
The data of page: C, address: 4C should be “51” to “97”.
4C
6-85
HDR-FX7/FX7E_ADJ
5.
Sample Hold Phase Adjustment (PP-003 board)
Set the sampling hold timing of the LCD panel to optimum tim-
ing.
ing.
Mode
VTR stop (VCR mode)
Signal
No signal
Measurement Point
Check on LCD screen
Measuring Instrument
Adjustment Page
C
Adjustment Address
54
Specified Value
The LCD screen is brightest
Note 1:
Perform “LCD Automatic Adjustment” and “V-COM
Adjustment” before this adjustment.
Adjustment” before this adjustment.
Note 2:
Check that the data of page: 0, address: 10 is “00”.
Switch setting
LCD BACKLIGHT .................................................................. ON
LCD BACKLIGHT .................................................................. ON
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
2
3
71
01
Press PAUSE (Write) button.
3
3
0C
20
Press PAUSE (Write) button.
4
3
22
0F
Press PAUSE (Write) button.
5
C
55
01
Press PAUSE (Write) button.
6
C
54
Set the following data, one
by one, and investigate which
data makes the LCD screen
the brightest.
1F, 3F, 5F, 7F, 9F, BF
by one, and investigate which
data makes the LCD screen
the brightest.
1F, 3F, 5F, 7F, 9F, BF
7
C
54
Set the data which made the
LCD screen the brightest.
This data named D
LCD screen the brightest.
This data named D
adj
.
8
C
54
Press PAUSE (Write) button.
9
C
55
03
Press PAUSE (Write) button.
10
C
54
Set the data which subtracted
20 from D
20 from D
adj
.
(hexadecimal calculation)
(Note 3)
(Note 3)
11
Check that the 2nd position
A or 3rd position B of the
LCD screen is the brightest.
(Fig. 6-1-31)
A or 3rd position B of the
LCD screen is the brightest.
(Fig. 6-1-31)
12
C
54
D
adj
Press PAUSE (Write) button.
13
3
0C
00
Press PAUSE (Write) button.
14
3
22
00
Press PAUSE (Write) button.
15
C
55
CC
Press PAUSE (Write) button.
16
3
70
10
Press PAUSE (Write) button.
17
3
70
Check the data changes to
“11”.
“11”.
18
0
01
00
Note 3:
For example.
When D
When D
adj
is “BF”, data is “9F”.
When D
adj
is “5F”, data is “3F”.
However, when D
adj
is “1F”, data is “BF”.
A
B
Fig. 6-1-31
6-86
HDR-FX7/FX7E_ADJ
6-2. MECHANISM SECTION ADJUSTMENTS
On the mechanism section adjustment
For details of mechanism section adjustments, checks, and replace-
ment of mechanism parts, refer to the separate volume “DV ME-
CHANICAL ADJUSTMENT MANUAL IX N Mechanism ”.
ment of mechanism parts, refer to the separate volume “DV ME-
CHANICAL ADJUSTMENT MANUAL IX N Mechanism ”.
2-1.
HOW TO ENTER RECORD MODE
WITHOUT CASSETTE
WITHOUT CASSETTE
1) Connect the adjustment remote commander to the LANC jack.
2) Turn the HOLD switch of the adjustment remote commander
2) Turn the HOLD switch of the adjustment remote commander
to the ON position.
3) Close the cassette compartment without the cassette.
4) Select page: 3, address: 01, set data: 0C, and press the PAUSE
4) Select page: 3, address: 01, set data: 0C, and press the PAUSE
(Write) button of the adjustment remote commander.
(The mechanism enters the record mode automatically.)
(The mechanism enters the record mode automatically.)
Note:
The function buttons become inoperable.
5) To quit the record mode, select page: 3, address: 01, set data:
00, and press the PAUSE (Write) button of the adjustment re-
mote commander. (Whenever you want to quit the record
mode, be sure to quit following this procedure.)
mote commander. (Whenever you want to quit the record
mode, be sure to quit following this procedure.)
2-2.
HOW TO ENTER PLAYBACK MODE
WITHOUT CASSETTE
WITHOUT CASSETTE
1) Connect the adjustment remote commander to the LANC jack.
2) Turn the HOLD switch of the adjustment remote commander
2) Turn the HOLD switch of the adjustment remote commander
to the ON position.
3) Close the cassette compartment without the cassette.
4) Select page: 3, address: 01, set data: 0B, and press the PAUSE
4) Select page: 3, address: 01, set data: 0B, and press the PAUSE
(Write) button of the adjustment remote commander.
(The mechanism enters the playback mode automatically.)
(The mechanism enters the playback mode automatically.)
Note:
The function buttons become inoperable.
5) To quit the playback mode, select page: 3, address: 01, set
data: 00, and press the PAUSE (Write) button of the adjust-
ment remote commander. (Whenever you want to quit the play-
back mode, be sure to quit following this procedure.)
ment remote commander. (Whenever you want to quit the play-
back mode, be sure to quit following this procedure.)
2-3.
TAPE PATH ADJUSTMENT
1.
Preparation for Adjustment
1) Clean the tape running side (tape guide, drum, capstan shaft,
pinch roller, etc.).
2) Connect the adjustment remote commander to the LANC jack.
3) Turn the HOLD switch of the adjustment remote commander
3) Turn the HOLD switch of the adjustment remote commander
to the ON position.
4) Connect an oscilloscope to TT-003 board CN1014 via the CPC-
7 jig (J-6082-382-A).
Channel 1: TT-003 board, CN1014 Pin 9 (Note)
External trigger: TT-003 board, CN1014 Pin qa
Channel 1: TT-003 board, CN1014 Pin 9 (Note)
External trigger: TT-003 board, CN1014 Pin qa
Note:
Connect a 75
Ω resistor between pins 9 of CN7005
and 8 (GND).
75
75
Ω resistor (Parts code: 1-247-804-11)
5) Playback the alignment tape for tracking. (XH2-1)
6) Select page: 3, address: 33, and set data: 08.
7) Select page: 3, address: 26, set data: 31, and press the PAUSE
6) Select page: 3, address: 33, and set data: 08.
7) Select page: 3, address: 26, set data: 31, and press the PAUSE
(Write) button.
8) Check that the oscilloscope RF waveform is normal at the en-
trance and exit.
If not normal, adjust according to the separate volume
“DV MECHANICAL ADJUSTMENT MANUAL IX
N Mechanism ” .
If not normal, adjust according to the separate volume
“DV MECHANICAL ADJUSTMENT MANUAL IX
N Mechanism ” .
CN1014 of TT-003 board
Pin No. Signal Name
Pin No. Signal Name
1
EVF_COM_DC
9
RF_MON
2
REG_GND
10
REG_GND
3
EXT_DA
11
SWP
4
EVF_VCO
12
FRRV
5
EVF_VG
13
REC_CRRT1_S
6
PSIG
14
REC_CRRT0_S
7
REG_GND
15
REC_CRRT1_C
8
REG_GND
16
REC_CRRT0_C
2.
Procedure after operations
1) Connect the adjustment remote commander to the LANC jack
and set the HOLD switch to the ON position.
2) Select page: 3, address: 26, set data: 00, and press the PAUSE
(Write) button.
3) Select page: 3, address: 33, and set data: 00.
Fig. 6-2-1
CH1
Entrance side
Exit side
Check this section
(Normal waveform)
CH2
(Trigger)
3.3 msec
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