Sony DSC-F77 / DSC-FX77 (serv.man3) Service Manual ▷ View online
DSC-F77/FX77
6-3
COVER
COVER
Ref. No.
J-1
J-2
J-3
J-4
J-5
J-6
J-7
J-8
Name
Filter for color temperature correction (C14)
Pattern box PTB-450
Color bar chart for pattern box
Adjusting remote commander (RM-95 upgraded).
(Note 1)
(Note 1)
Siemens star chart
Clear chart for pattern box
Cradle with LANC jack
Minipattern box
Parts Code
J-6080-058-A
J-6082-200-A
J-6020-250-A
J-6082-053-B
J-6080-875-A
J-6080-621-A
J-6082-548-A
J-6082-353-B
Usage
Auto white balance adjustment/check
White balance adjustment/check
White balance adjustment/check
For checking the flange back
For connecting the adjusting remote commander
For connecting the color monitor
For connecting the color monitor
For adjusting the flange back
J-9
Back ground paper
J-2501-130-A For adjusting the strobe
6-1. CAMERA SECTION ADJUSTMENTS
1-1.
PREPARATIONS BEFORE ADJUSTMENTS
1-1-1.
List of Service Tools
• Oscilloscope
• Color monitor
• Vectorscope
• Digital voltmeter
• Frequency counter
Note 1:
If the micro processor IC in the adjusting remote
commander is not the new micro processor (UPD7503G-
C56-12), The pages cannot be switched. In this case,
replace with the new micro processor (8-759-148-35).
commander is not the new micro processor (UPD7503G-
C56-12), The pages cannot be switched. In this case,
replace with the new micro processor (8-759-148-35).
Fig. 6-1-1
J-1
J-5
J-2
J-6
J-7
J-3
J-4
J-8
J-9
DSC-F77/FX77
6-4
1 k
Ω
/1 W
Wrap insulating tape.
Capacitor
R:1 k
Ω
/1 W
(Part code:
1-215-869-11)
1-215-869-11)
Front of the lens
L = About 30 cm
Pattern box
L
1-1-2.
Preparations
Note 1:
For details of how remove the cabinet and boards, refer
to “2. DISASSEMBLY”.
to “2. DISASSEMBLY”.
Note 2:
When performing only the adjustments, the lens block
and boards need not be disassemble.
and boards need not be disassemble.
1) Connect the equipment for adjustments according to Fig. 6-1-
5.
2) Connect the adjusting remote commander to cradle with LANC
jack (J-6082-548-A).
Note 3:
Setting the “Forced CAMERA mode power ON Mode”
1) Select page: 0, address: 01, and set data: 01.
2) Select page: D, address: 21, set data: 04, and press
1) Select page: 0, address: 01, and set data: 01.
2) Select page: D, address: 21, set data: 04, and press
the PAUSE button of the adjusting remote com-
mander.
The above procedure will enable the camera power
to be turned on. After completing adjustments, be
sure to exit the “Forced CAMERA mode power ON
Mode”.
mander.
The above procedure will enable the camera power
to be turned on. After completing adjustments, be
sure to exit the “Forced CAMERA mode power ON
Mode”.
Note 4:
Exiting the “Forced CAMERA mode power ON Mode”
1) Select page: 0, address: 01, and set data: 01.
2) Select page: D, address: 21, set data: 00, and press
1) Select page: 0, address: 01, and set data: 01.
2) Select page: D, address: 21, set data: 00, and press
the PAUSE button of the adjusting remote com-
mander.
mander.
3) Select page: 0, address: 01, and set data: 00.
1-1-3.
Discharging of the Flashlight Power Supply
The capacitor which is used as power supply of flashlight is charged
with 200 V to 300 V voltage. Discharge this voltage before start-
ing adjustments in order to protect service engineers from electric
shock during adjustment.
with 200 V to 300 V voltage. Discharge this voltage before start-
ing adjustments in order to protect service engineers from electric
shock during adjustment.
Discharge procedure
1. Press the FLASH button (SY-81 board S855 (CONTROL UP))
1. Press the FLASH button (SY-81 board S855 (CONTROL UP))
and set the NO FLASH mode.
2. Fabricate the discharging jig as shown in Fig. 6-1-4 locally by
yourself. Connect the discharging jig to the positive (+) and
negative (–) terminal of the flash voltage charge capacitor. Al-
low ten seconds to discharge the voltage.
negative (–) terminal of the flash voltage charge capacitor. Al-
low ten seconds to discharge the voltage.
Fig. 6-1-4
Fig. 6-1-3
Fig. 6-1-2
DSC-F77/FX77
6-5
Fig. 6-1-5
Vectorscope
Color monitor
Terminated at 75
Ω
Adjustment remote
commander
commander
Must be connected when
performing the camrera system
adjustment. (Note 1)
performing the camrera system
adjustment. (Note 1)
CD-415 board
SY-81 board
KK-29
flexible
board
DSC-FX77 only
BT
-14 board
CN151
CN851
CN853
CN601
CN401
CN402
CN351
CN001
CN352
CN1001
FP-585 flexible
SS-173 harness
FP-587
flexible
Must be connected when
performing the strobe adjustment
and AF illumination check. (Note 2)
performing the strobe adjustment
and AF illumination check. (Note 2)
Must be connected
when performing the
Bluetooth check.
when performing the
Bluetooth check.
Audio/Video jack
Connect to
LANC jack
LANC jack
Connect to
SY-81 board CN503
(Multi connector)
SY-81 board CN503
(Multi connector)
AC power adaptor
DC IN jack
Cradle with LANC jack
(J-6082-548-A)
Note 1:
When CN151 on SY-81 board is removed, turn on the power after setting the mode dial “PLAY”.
Note 2:
When CN351 on SY-81 board is removed, press the FLASH button (CONTROL UP) to change to “NO FLASH” mode.
DSC-F77/FX77
6-6
1-1-4.
Precautions
1.
Setting the Switch
Unless otherwise specified, set the switches as follows and per-
form adjustments.
1. Mode Dial .......................................... CAMERA
2. ZOOM button
form adjustments.
1. Mode Dial .......................................... CAMERA
2. ZOOM button
(SY-81 board S852, S853) ................. WIDE end
3. DSPL/LCD ON/OFF button
(SY-81 board S856) ........................... OSD OFF
4. VIDEO OUT (SET UP setting) ......... NTSC
2.
Order of Adjustments
Basically carry out adjustments in the order given.
3.
Subjects
1) Color bar chart (Standard picture frame).
When performing adjustments using the color bar chart, ad-
just the picture frame as shown in Fig. 6-1-6. (Standard pic-
ture frame)
just the picture frame as shown in Fig. 6-1-6. (Standard pic-
ture frame)
2) Clear chart (Standard picture frame)
Remove the color bar chart from the pattern box and insert a
clear chart in its place. (Do not perform zoom operations dur-
ing this time)
clear chart in its place. (Do not perform zoom operations dur-
ing this time)
3) Chart for flange back adjustment
Join together a piece of white A0 size paper (1189mm
× 841
mm) and a piece of black paper to make the chart shown in
Fig. 6-1-7.
Fig. 6-1-7.
Note:
Use a non-reflecting and non-glazing vellum paper. The
size must be A0 or larger and the joint between the white
and black paper must not have any undulations.
size must be A0 or larger and the joint between the white
and black paper must not have any undulations.
Fig. 6-1-6
H
A=B
A B
B A
Enlargement
V
C=D
Electronic beam scanning frame
Fig. b (monitor TV picture)
CRT picture frame
B
A
Difference in level
Ye
llow
Cyan
Green
White
Magenta
Red
Blue
Ye
llow
Cyan
Green
White
Magenta
Red
Blue
D
C
Color bar chart (Standard picture frame)
Adjust the camera zoom and direction to
obtain the output waveform shown in Fig a
and the monitor TV display shown in Fig. b.
obtain the output waveform shown in Fig a
and the monitor TV display shown in Fig. b.
Black
White
841 mm
1189 mm
Fig. 6-1-7
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