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VAA11801-R.3578.A
VAA11801 (J)
VAA11802 (U)
VAA11803 (EP)
VAA11804 (EN)
REPAIR MANUAL
Copyright 2002 by Nikon Corporation.
Recycled paper All Rights Reserved.
!!
Printed in Japan July 2002
VAA11801-R.3578.A
CONTENTS
SPECIFICATIONS
DISASSEMBLING
WARNING / NOTES, SB TOP COVER
DISCHARGE ELECTRICITY FROM THE MAIN CAPACITOR
BACK CABINET, LCD UNIT
JOINT UNIT
TOP CABINET
LENS UNIT COVER
BATTERY UNIT
CP-1 PCB, CA-1 PCB, PW-1 PCB
LENS UNIT, CCD, EVF
ASSEMBLY
EVF, CCD
LENS UNIT
CP-1 PCB, PW-1 PCBT
BATTERY UNIT
LENS UNIT COVER
TOP CABINET
JOINT UNIT
LCD UNIT
BACK CABINET, SB TOP COVER
ADJUSTMENT
DISCRIPTION OF CIRCUIT
ELECTRICITY
OVERALL WIRING
OVERALL BLOCK DIAGRAM
CP-1 BLOCK DIAGRAM
CP-1 BLOCK (LENS UNIT) DIAGRAM
CP-1 BLOCK (8-bit MICRO PROCESSOR) DIAGRAM
CA-1 BLOCK DIAGRAM
PW-1 BLOCK DIAGRAM
VF-1CIRCUIT DIAGRAM
TB-3 BLOCK DIAGRAM
TB-2 BLOCK DIAGRAM
INSPECTION STANDARD
TOOL LIST
- E5700 -
VAA11801-R.3578.A
Specifications
Type E5700 digital camera
Effective pixels 5.0 million
CCD 2/ "
3
high-density CCD; total pixels: 5.24 million
Image size (pixels) · 2560 x 1920 (Full) · 1280 x 960 (SXGA)
· 2560 x 1704 (3:2) · 1024 x 768 (XGA)
· 1600 x 1200 (UXGA) · 640 x 480 (VGA)
Lens 8 x Zoom Nikkor
Focal length F = 8.9 71.2 mm (35-mm [135] camera format equivalent: 35 280 mm)
f/-number f2.8 f4.2
Construction Fourteen elements in ten groups
Digital zoom 4x
Autofocus (AF) Contrast-detect through-the-lens (TTL) AF
Focus range 50 cm (1'8") ; 3 cm (0'8") in macro mode
Focus-area selection Five-area multi AF and spot AF available
Viewfinder Color LCD viewfinder, 0.44 , 180,000-dot, high temperature polysilicon TFT LCD
with brightness adjustment
Magnification 0.30 0.84 x (Needs confirmation)
Frame coverage Approximately 97% (through/freeze image)
Diopter adjustment 4 +1m-1
Monitor 1.5", 110,000-dot, low temperature polysilicon TFT LCD with brightness and hue
adjustment
Frame coverage Approximately 97% (through/freeze image)
Storage
Media Type I and II CompactFlashTM (CF) cards and Microdrive® cards
File system Compliant with Design rule for Camera File systems (DCF) and Digital Print Order
Format (DPOF)
Compression JPEG-baseline-compliant
Exposure
Metering Four mode through-the-lens (TTL) metering:
· 256-segment matrix · Spot
· Center-weighted · AF spot
Exposure control Programmed auto with flexible program, shutter-priority auto, aperture-priority
auto, manual, exposure compensation (2.0 +2.0 EV in steps of 1 / 3 EV),
autoexposure bracketing
Range W: 2.0 +18.0 EV
(ISO 100 equivalent) T: 0.5 +17.0 EV
Shutter Mechanical and charge-coupled electronic shutter
Speed 8 sec 1/4000 sec bulb setting available
- M1 E5700 -
VAA11801-R.3578.A
Aperture Seven-blade iris diaphragm
Range Ten settings in steps of 1/3 EV
Sensitivity ISO equivalent approximately 100, 200, 400, 800, or Auto (auto gain to ISO 800)
Self-timer Three- or ten-second duration
Built-in Speedlight Guide number 12/38.4 (ISO 100, m/ft)
Sync method Automatic sync control
Accessory shoe Standard ISO hot-shoe contact with safety lock
Sync contact X-contact only
Interface USB
Video output User can choose from NTSC and PAL
I/O terminals · DC input
· Audio/video (A/V) output
· Data output (USB)
Power sources · One rechargeable Nikon EN-EL1 lithium-ion battery (supplied) or six-volt 2CR5
(DL245) lithium battery (available separately)
· MB-E5700 battery pack (available separately) with six LR6 (AA) alkaline,
lithium, NiCad, or NiMH batteries
· EH-21 AC adapter/battery charger (available separately)
Battery life (EN-EL1) Approximately 90 minutes (as measured at room temperature [20°C/68 °F] under
standard Nikon test conditions: monitor on, zoom adjusted with each shot, flash
used in approximately one third of photographs, image quality set to NORMAL
Dimensions (W x H x D) 108 x 76 x 102 mm (4.3" x 3.0" x 4.0")
Weight Approximately 480 g without battery and memory card
- M2 E5700 -
VAA11801-R.3578.A
DISASSEMBLING
! WARNING
There are high voltege parts inside. Be careful of this electric shock,
when you remove the cover.
You must discharge the main condenser according to the instruction
of this repair manual before you remove the cover.
Notes:
Remove the battery prior to dissassmbly.
At disassembling, be sure to memorize how the lead wires were arranged, how the screws were fixed and the
type of the used screws.
Electrical parts must be grounded since they are easily damaged by static.
1. SB TOP COVER
· Open the SB unit .
· Remove the screw (M1.7 x 4.5) .
· Remove the SB Top cover .
Discharging electricity from the main condenser
! WARNING
There are high voltege parts inside. Be careful of this electric shock,
when you remove the cover.
You must discharge the main condenser according to the instruction
of this repair manual before you remove the cover.
K / W
Black Terminal
Gray Terminal
- D1 E5700 -
VAA11801-R.3578.A
2. BACK CABINET
FPC
CONNECTOR
· Remove the Hood VF .
· Remove the screw (M1.7 x 2.5) .
· Remove the 4 Pieces of screws (M1.7 x 3.5) .
· Open the CF card cover .
· Remove the 2 Pieces of screws (M1.7 x 4) .
· Carefully remove the Back Cabinet from the camera body .
· Remove the FPC and the connector .
· Remove the Back Cabinet .
· Open the Jack cover .
· Remove the screw (M1.7 x 3), and then remove the Jack Holder .
· Remove the Jack cover .
3. LCD UNIT
LCD UNIT · Remove the 2 Pieces of the Pad .
· Remove the 2 Pieces of
screws (M1.7 x 3).
· Remove the 2 Pieces of
screws (M1.7 x 4).
· Remove the screws (M1.7 x 3.5).
· Carefully remove the LCD unit from
CONNECTOR the back cabinet.
· Pull out the connector from
the back cabinet
- D2 E5700 -
VAA11801-R.3578.A
· Rotate the LCD unit approx. 45 degree in
an arrow direction.
· Remove the 4 pieces of screws (M2 x 3).
· Remove the back LCD cover .
· Remove the FPC and connector .
· Remove the connector and the connector, .
· Remove the 3 pieces of screws (M1.7 x 2).
· Remove the LCD side holder .
· Remove the front cover .
- D3 E5700 -
VAA11801-R.3578.A
· Remove the LCD from the LCD
holder.
· Remove the 2 pieces of solders .
· Remove the LCD PCB VF-1 .
· Remove the spacer .
LCD holder
4. JOINT UNIT
Joint cover
A
Monitor cover
· Remove the joint cover from the joint unit by lifting it up from the bottom.
· Remove the 1 piece of screw (M1.7 x 4).
· Rotate the A of the joint approx. 90 degree in an arrow direction( ).
· Remove the 1 piece of screw (M1.7 x 2).
· Rotate the A of the joint approx. 90 degree in an arrow direction( ).
· Remove the Monitor cover.
· Remove the 1 piece of screw (M1.7 x 2.5).
· Remove the TB-1 PCB .
- D4 E5700 -
VAA11801-R.3578.A
5. TOP CABINET
FPC
FPC
Connector
FPC
· Remove the screw (M1.7 x 2.5).
· Remove the 2 Pieces of screws (M1.7 x 3.5).
· Open the battery cover .
· Remove the screw (M1.7 x 3).
· Ture the cover grip and then remove the screw (M1.7 x 4.5).
· Remove the screws (M1.7 x 4).
· Close the SB .
· Remove the 2 Pieces of screws (M1.7 x 4.5).
· Carefully remove the top cabinet from the camera unit.
· Remove the 2 Pieces of FPC .
· Remove the FPC and the connector .
· Remove the top cabinet .
- D5 E5700 -
VAA11801-R.3578.A
6. LENS UNIT COVER
Connector
FPC
· Remove the 4 Pieces of screws (M1.7 x 4).
· Remove the 2 Pieces of screws (M1.7 x 3.5).
· Remove the FPC and the connector .
· Carefully remove the SB unit from the camera unit.
· Carefully remove the Lens unit cover from the camera unit.
- D6 E5700 -
VAA11801-R.3578.A
7. BATTERY UNIT
A
B
A
C
B
C
· Remove the Terminal cover .
· Remove the screw (M1.7 x 3).
· Remove the 2 Pieces of screws (M1.7 x 4).
· Remove the battery cover by pulling it out from the joint part.
· Remove the screw (M1.7 x 4).
· Remove the 3 Pieces of screws (M1.7 x 3), and then remove
the stand .
· Carefully come the bottom holder to the surface .
· Remove the C/F card holder .
· Remove the 2 Pieces of screws (M1.7x4).
· Remove the spacer .
· Remove the connector ,connector and the connector .
· Remove the battery holder .
· Remove the microphone .
- D7 E5700 -
VAA11801-R.3578.A
8. CP-1 PCB, CA-1 PCB, PW-1 PCB
A
A
· Remove the screw (M1.7x2.5).
· Remove the connector ,the connector ,and then remove the PW-1 PCB .
· Remove the screw (M1.7x2.5),and then remove the USB holder .
· Remove the FPC and the connector .
· Remove the FPC .
· Remove the screw (M1.7x3).
· Remove the 2 Pieces of connector , and then remove the CP-1 PCB .
· Remove the 2 Pieces of spacers .
· Remove the FPC , and then remove the holder unit .
· Remove the screw (M1.7x4).
· Remove the SB unit from the condenser holder .
· Remove the FPC .
· Remove the TB-2 PCB .
- D8 E5700 -
VAA11801-R.3578.A
9. LENS UNIT
Spacer
Optical filter
Spacer
· Remove the 2 Pieces of screws (M1.7 x 3).
· Remove the EVF .
· Remove the screw (M1.7 x 3).
· Remove the speaker holder A , the speaker and the speaker holder B .
· Remove the 2 Pieces of screws (M1.7 x 6).
· Remove the CA-1 PCB from the lens unit.
· The spacer, optical filter and spacer can be removed.
· Remove the 2 Pieces of screws (M1.7 x 2.5), and then remove the CA-1 holder .
10. CCD
· Remove the solder of the CA-1 PCB.
Spacer
· Remove the 1 piece of screw (M1.7x 2.5).
· Remove the CCD, Mounting lens and spacer from
the CA-1 PCB .
Mounting lens
CCD
11. EVF
· Remove the EVF spacer .
· Remove the LCD .
- D9 E5700 -
VAA11801-R.3578.A
ASSEMBLY
1. EVF
· Attach the LCD to the finder unit.
· Align the spacer with the position .
Affix the spacer,and then bent it in order of ,
Note: When inserting the LCD unit into the finder unit,
be careful of the dust, etc.
Arrangement of FPC and lead wires Position where the EVF spacer should be attached
Affixed position
EVF spacer
EVF spacer
2. CCD
· Assemble the spacer, mounting lens and CCD to the CA-1 PCB .
Spacer
· Attach the screws (M1.7 x 2.5).
· Solder the CA-1 PCB
Mounting lens
CCD
- A1 E5700 -
VAA11801-R.3578.A
3. LENS UNIT
Spacer
Optical
filter
Spacer
A
Optical CCD side
Lens side CCD side
filter side
· Attach the CA-1 holder to the lens unit.
· Attach the 2 pieces of screws (M1.7 x 2.5).
· Assemble the spacer, optical filter and spacer into the lens unit.
· Attach the CA-1 PCB to the lens unit.
· Attach the 2 pieces of screws (M1.7 x 6).
· Assemble the speaker holder B , the speaker and the speaker holder A .
· Attach the screw (M1.7 x 3).
· Pass the connector and FPC of EVF unit through the hole A of the lens unit.
· Attach the EVF .
· Attach the 2 pieces of screws (M1.7 x 3).
- A2 E5700 -
VAA11801-R.3578.A
4. CP-1 PCB, PW-1 PCB
A
A
21
· Attach the SB unit to the condenser holder .
· Attach the screw (M1.7 x 4).
· Attach the TB-2 OCB to the CP-1 PCB .
· Connect the FPC .
· Connect the FPC of the holder unit . Fig.1
· Attach the 2 pieces of spacer .
· Connect the SB unit and CP-1 PCB by the connector .
· Connect the CP-1 PCB and CA-1 PCB by the connector .
· Attach the screw (M1.7 x 3).
· Connect the FPC (Fig.1).
· Connect the connector and connector (Fig.2).
· Attach the USB holder .
· Attach the screw (M1.7 x 2.5).
· Connect the PW-1 PCB and CP-1 PCB by the connector .
· Connect the connector (Fig.3).
· Attach the screw 21 (M1.7 x 2.5). Fig.2
- A3 E5700 -
VAA11801-R.3578.A
Fig.3
- A4 E5700 -
VAA11801-R.3578.A
5. BATTERY UNIT Position where the battery unit should be attached
Arrangement of the lead wires
A
B
A
C
B
C
· Attach the microphone .
· Attach the battery holder (Position where the battery unit should
be attached).
· Attach the 2 pieces of screws (M1.7 x 4).
· Connect the connector ,connector and connector .
· Attach the spacer .
· Attach the C/F card holder .
· Attach the bottom holder and the stand .
· Attach the 3 pieces of screws (M1.7 x 3).
· Attach the screw (M1.7 x 4).
· Attach the battery cover .
· Attach the 2 pieces of screws (M1.7 x 4).
· Attach the screw (M1.7 x 3).
· Attach the terminal cover .
- A5 E5700 -
VAA11801-R.3578.A
6. LENS UNIT COVER
Arrangement of the lead wires
Connector
FPC
Arrangement of FPC
· FPC should be at outside of the lens unit cover.
· Attach the lens unit cover to the camera body.
· Attach the SB unit to the camera body.
· Insert the FPC between the lens unit cover and
the camera body ( Arrangement of FPC ).
· Connect the FPC and connector
(Arrangement of the lead wires).
· Attach the 2 pieces of screws (M1.7 x 3.5).
· Attach the 4 pieces of screws (M1.7 x 4).
- A6 E5700 -
VAA11801-R.3578.A
7. TOP CABINET
FPC
FPC
Connector
FPC
· Connect the connector and FPC .
· Connect the 2 pieces of FPC .
· Attach the top cover to the camera body.
· Close the SB .
· Attach the 2 pieces of screws (M1.7 x 4.5).
· Attach the screw (M1.7 x 4). Arrangement of the lead wires
· Ture the cover grip and then attach the screw (M1.7 x 4.5).
· Open the battery cover
· Attach the screw (M1.7 x 3).
· Open the SB .
· Attach the 2 pieces of screws (M1.7 x 4.5).
· Attach the screw (M1.7 x 2.5).
- A7 E5700 -
VAA11801-R.3578.A
8. JOINT UNIT
Joint cover
Monitor cover
· Attach the TB-1 PCB to the joint unit.
· Attach the 1 piece of screw (M1.7 x 2.5).
· Rotate the A of the joint approx. 90 degree in an arrow direction( ).
· Attach the monitor cover.
· Rotate the A of the joint approx. 90 degree in an arrow direction( ).
· Attach the 1 piece of screw (M1.7 x 2).
· Attach the 1 piece of screw (M1.7 x 4).
· Attach the joint cover.
- A8 E5700 -
VAA11801-R.3578.A
9. LCD UNIT
LCD holder
· Attach the spacer to the LCD holder.
· Attach the LCD PCB VF-1 .
· Solder the 2 pieces of .
· Attach the LCD to the LCD holder.
· Attach the front cover to the front LCD cover.
· Attach the LCD side holder .
· Attach the Joint unit to the front cover .
LCD unit
· Attache the 3 pieces of screws (M1.7 x 2).
· Connect the connector and the connector .
· Connect the connector and the FPC .
· Attach the back LCD cover .
Joint unit
- A9 E5700 -
VAA11801-R.3578.A
· Rotate the LCD unit approx. 45 degree in
an arrow direction.
· Attach the 4 pieces of screws (M2 x 3).
LCD unit
Back cabinet
Connector
· Pass the connector through the hole of the back cabinet and then pull it out to
the front side of the rear cover.
· Attach the back cabinet to the front LCD unit.
· Attache the screws (M1.7 x 3.5).
· Attache the 2 Pieces of screws (M1.7 x 4).
· Attache the 2 Pieces of screws (M1.7 x 3).
· Attache the 2 Pieces of Pad .
- A10 E5700 -
VAA11801-R.3578.A
10. BACK CABINET
FPC
Connector
· Attach the Jack cover .
· Attach the Jack Holder and then attach the screw (M1.7 x 3).
· Connect the FPC and the connector .
· Attach the back cabinet .
· Attach the Hood VF .
· Attache the 2 Pieces of screws (M1.7 x 4).
· Attache the 4 Pieces of screws (M1.7 x 3.5).
· Attache the screw (M1.7 x 2.5).
11. SB TOP COVER
· Close the SB .
· Attach the SB Top cover .
· Open the SB .
· Attache the screw (M1.7 x 4.5).
- A11 E5700 -
VAA11801-R.3578.A
ADJUSTMENT
1. Equipment
IBM compatible PC · AC adapter EH-21 · USB cable · UC-E1 · Oscilloscope
2. Servicing Tools
· Color viewer 5,100 K · Siemens star chart · Calibration software · Chart for color adjustment
3. Adjustment Items and Order
1. Lens Adjustment
2. AWB Adjustment
3. Color Adjustment
4. CCD White Point Defect Detect Adjustment
5. CCD Black Point Defect Detect Adjustment
6. USB Storage information registration
7. LCD Panel Adjustment
7-1. LCD H AFC Adjustment
7-2. LCD RGB Offset Adjustment
7-3. LCD Gain Adjustment
7-4. LCD Blue Brightness Adjustment
7-5. LCD Red Brightness Adjustment
Note) If replacing the lens, CCD, optical filter, CA-1 or CP-1 board, it is necessary to perform the above 1-5
adjustments. 2-5 adjustments other than these should be carried out in sequence.
4. Setup
1) System requirements
· Windows98® , Me, 2000 or XP
· IBM-compatible PC with Pentium processor
· CD-ROM drive
· 3.5-inch high-density diskette drive
· USB port
· 40 MB RAM
· Hard disk drive with at least 15 MB available
· VGA or SVGA monitor with at least 256-color display
2) Installing calibration software
· Insert the calibration software installation diskette into your diskette drive.
· Open Explorer.
· Copy the DscCalDI_128 folder on the floppy disk in the FD drive to a folder on the hard disk.
- A12 E5700 -
VAA11801-R.3578.A
5. Installing USB drive
Install the USB drive with camera or connection kit for PC.
6. Color Viewer
Turn on the switch and wait for 30 minutes for aging to take place before using Color Pure.
7. Adjustment items required at replacement of parts
Lens Adj. AWB Color Adj. CCDDefect LSDPanel View Finder USB
Lens Unit × × ×
Optical filter × × ×
CCD × × ×
CA-1 × × ×
CP-1 ×
PW-1 × × × × × × ×
VF-1 × × × × × ×
Adjustment required, ×Adjustment not required, Adjust the camera when at need
8. Connecting the camera to the computer
1) Line up the arrow on the cable connector with the notch on the camera's USB port. Insert the connector.
2) Locate a USB port on the back of your computer.
AC Adpter
To USB port
USB Cable
- A13 E5700 -
VAA11801-R.3578.A
9. Calibration software
After starting the applicable calibration software, the following is displayed on the PC monitor.
10. Lens Adjustment
[Preparation]
· Siemens star chart
· POWER switch: ON
[Adjustment condition]
· Make a copy of A4 size siemens chart in enlarged A3 size or larger.
· Illumination above the subject should be 400 lux ± 10 %.
· Set the siemens star chart 150 cm ± 3 cm (between Siemens star chart and the surface of camera's
protection lens)
[Adjustment method]
1. Double-click on the DscCalDi128.
2. Set the siemens star chart 150 cm ± 3 cm so that it be-comes center of the screen. LCD (Test Monitor)
3. Click the Focus, and click the Yes.
4. Lens adjustment value will appear on the screen.
adjustment value is 1000 ± 64
5. Click the OK.
"Yes"
- A14 E5700 -
VAA11801-R.3578.A
11. AWB Adjustment
[Preparation]
· Color viewer
· POWER switch: ON (set to Any MODE)
[Note]
When setting the camera in place, set it to an angle so that nothing appears in any part of the color viewer
except the white section. (Do not enter any light.)
[Adjusting method]
1. Double-click on the DscCalDi128.
2. Click the AWB, and click the Yes.
3. AWB adjustment value will appear on the screen.
CHECK=128±2, 128±2, 130±30
4. Click the OK.
"Yes"
Adjustment
value
- A15 E5700 -
VAA11801-R.3578.A
12. Color Adjustment
[Note]
AWB adjustment should always be carried out first.
[Adjustment condition]
· Set the color adjustment chart to the color viewer.
(Do not enter any light.)
· Set the color adjustment chart so that it becomes center of the screen.
[Adjustment method]
· Double-click on the DscCalDi128.
· Click the UV Matrix, and click the Yes.
· Color adjustment values will appear on the screen.
CHECK=0±2, 0±2, 0±2, 0±2
· Click the OK.
"Yes"
Adjustment
value
- A16 E5700 -
VAA11801-R.3578.A
13. CCD White point Defect Detect Adjustment
[Adjustment method]
· Double-click on the DscCalDi128.
· Select the CCD Defect from Test menu of Calibration Soft and click the OK. Refer to FIG-1.
· After adjustment, An adjustment value will appear on the screen. Refer to FIG-2.
CCD Defect
CCD Black
14. CCD Black point Defect Detect Adjustment
[Note]
When setting the camera in place, set it to an angle so that nothing appears in any part of the color viewer
except the white section. (Do not enter any light.)
[Adjustment method]
·Double-click on the DscCalDi128.
·Select the CCD Black from Test menu of Calibration Soft and click the OK. Refer to FIG-1.
·After adjustment, An adjustment value will appear on the screen. Refer to FIG-3.
- A17 E5700 -
VAA11801-R.3578.A
15. USB STORAGE INFORMATION REGISTRATION
USB storage data is important for when the camera is connected to a computer via a USB connection.
If there are any errors in the USB storage data, or if it has not been saved, the USB specification
conditions will not be satisfied, so always check and save the USB storage data.
[Adjustment method]
1. Connect the camera to a computer. (Refer to 8. Connecting the camera to the computer on the page 12.)
2. Double-click on the DscCalDi128.
3. Click on the Get button in the USB storage window and check the USB storage data.
VID: NIKON
PID: NIKON DSC E5700
Serial:
Rev. : 1.00
4. Check the "Serial" in the above USB storage data. If the displayed value is different from the serial number
printed on the base of the camera, enter the number on the base of the camera.
Then click the Set button.
5. Next, check VID and Rev. entries in the USB storage data. If any of them are different from
the values in 3. above, make the changes and then click the corresponding Set button.
- A18 E5700 -
VAA11801-R.3578.A
16. LCD Panel Adjustment
[VF1 board (Side B)]
16-1. LCD H AFC Adjustment
[Preparation]
· POWER switch: ON
LCD screen
[Adjusting method]
1. Double-click on the DscCalDi128.
2. Select 0 on the LCD H AFC.
3. While watching the LCD monitor, adjust H AFC so that
the edge of the LCD adjustment frame are the same distance
from the left and right edge of the LCD screen. (A = B)
LCD Adjustment frame
16-2. LCD RGB Offset Adjustment
[Adjusting method]
1. Adjust LCD "RGB Offset" so that the amplitude
of the CL410 waveform is 3.95 V ±0.1 Vp-p.
- A19 E5700 -
VAA11801-R.3578.A
16-3. LCD Gain Adjustment
[Adjusting method]
1. Adjust LCD "Gain" so that the amplitude of
the CL410 waveform is 6.4 V ± 0.2 Vp-p.
[Note]
16-2. LCD RGB Offset adjustment should always
be carried out first.
16-4. LCD Blue Brightness Adjustment
[Adjusting method]
1. Adjust LCD "B Bright" so that the amplitude of the CL412 waveform is VG±0.1 Vp-p with
respect to the CL410 (VG) waveform.
[Note]
16-2. LCD RGB Offset adjustment and
16-3. LCD Gain adjustment should always
be carried out first
- A20 E5700 -
VAA11801-R.3578.A
16-5. LCD Red Brightness Adjustment
[Adjusting method]
1. Adjust LCD "R Bright" so that the amplitude of the CL411 waveform is VG±0.1 Vp-p with respect to
the CL410 (VG) waveform.
[Note]
16-2. LCD RGB Offset adjustment and
16-3. LCD Gain adjustment have done.
- A21 E5700 -
VAA11801-R.3578.A
1. OUTLINE OF CIRCUIT DESCRIPTION
1-1. CA1 CIRCUIT DESCRIPTION
1. IC Configuration
IC903 (ICX282AK-B) CCD imager
IC904, IC906 (CDX3400N) V driver
IC905 (AD9849KST) H driver, CDS, AGC, A/D
converter
2. IC903 (CCD)
[Structure] Fig. 1-1.Optical Black Location (Top View)
Interline type CCD image sensor
Optical size Diagonal 11 mm
(2/3 type)
Effective pixels 2588 (H) x 1960 (V)
Pixels in total 2658 (H) x 1970 (V)
Optical black
Horizontal (H) direction: Front 12 pixels, Rear 58
pixels
Vertical (V) direction: Front 8 pixels, Rear 2 pix-
els
Fig. 1-2. CCD Block Diagram
Symbol Symbol Pin Description Waveform Voltage
1 V4 Vertical register transfer clock -7.5V, 0V
V 3A,V 3B,
2, 3, 4 Vertical register transfer clock -7.5V, 0V, 15V
3C
5 V 2 Vertical register transfer clock -7.5V, 0V
6, 7, 19 NC
V 1A,V 1B,
8, 9, 10 Vertical register transfer clock -7.5V, 0V, 15V
V 1C
11, 12, 18 GND GND GND 0V
13 VOUT Signal output Approx. 10V
14 VDD Circuit power DC 15V
15 RG Reset gate clock 12.5V, 16V
16, 24 H 2B,H 2A Horizontal register transfer clock 0V, 3.3V
17, 23 H 1B,H 1A Horizontal register transfer clock 0V, 3.3V
20 SUB Substrate clock DC Approx. 8V
21 CSUB Substrate bias DC Approx. 8V
22 VL Protection transistor bias DC -7.5V
Table 1-1. CCD Pin Description When sensor read-out
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VAA11801-R.3578.A
3. IC904 and IC906 (V Driver) 5. Lens drive block
IC904 and IC906 are vertical clock driver for image 5-1. Focus drive
sensor. The ternary pulse of V 1 (A, B and C) and V The focus stepping motor drive signals (FM RESETB,
3 (A, B and C) for CCD which are output from FM CW, FM CLK and FM OEB) which are output
ASIC (IC102) are generated to add the sensor reading from ASIC expansion port (IC108) are used to drive
clock (XSG**) and the vertical transfer clock (XV*). V micro step by the motor driver (IC951). Detection of
2, V 4 and the two pulse of SUB for CCD the standard focusing positions is carried out by means
which are output from ASIC (IC102) are generated of the photointerruptor (FPI) inside the lens block.
from vertical transfer clock (XV*).
5-2. Zoom drive
4. IC905 (H Driver, CDS, AGC and A/D converter) The DC motor drive signals (ZIN1 and ZIN2) which
IC905 contains the functions of H driver, CDS, AGC are output from 8-bit microprocessor (IC301) are used
and A/D converter. As horizontal clock driver for CCD to drive by the motor driver (IC953). Counting and
image sensor, H 1 (A and B) and H 2 (A and B) detection of the standard zoom positions is carried out
are generated inside, and output to CCD. by means of photoreflector (ZPI) inside the lens block.
The video signal which is output from the CCD is input
to pins (29) of IC905. There are sample hold blocks 5-3. Iris drive
inside IC905 generated from the SHP and SHD pulses, The iris stepping motor drive signals (IIN1, IIN2, IIN3
and it is here that CDS (correlated double sampling) is and IIN4) which are output from the ASIC expansion
carried out. port (IC106) are converted into drive by the motor drive
After passing through the CDS circuit, the signal passes (IC952), and are then used to drive the iris steps.
through the AGC amplifier (PGA: Programmable Gain
Amplifier). It is A/D converted internally into a 12-bit 5-4. Shutter drive
signal, and is then input to ASIC (IC102). The gain of The two shutter motor drive signals (SIN1, SIN2)
the AGC amplifier is controlled by pin (36)-(38) serial which are output from the ASIC expansion port (IC106)
signal which is output from ASIC (IC102). are converted into drive pulses by the motor drive
(IC952), and the mecha shutter is opened and closed by
regular current drive.
Fig. 1-3. IC902 Block Diagram
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VAA11801-R.3578.A
1-2. CP1 & VF1 CIRCUIT DESCRIPTION
1. Circuit Description 2. Outline of Operation
1-1. Digital clamp When the shutter opens, the reset signals (ASIC
The optical black section of the CCD extracts averaged (IC102) and CPU (IC101)) and the serial signals ("take
values from the subsequent data to make the black level a picture" commands) from the 8-bit microprocessor
of the CCD output data uniform for each line. The are input and operation starts. When the TG/SG drives
optical black section of the CCD averaged value for the CCD, picture data passes through the A/D and CDS,
each line is taken as the sum of the value for the and is then input to the ASIC as 10-bit data. The AF,
previous line multiplied by the coefficient k and the AE, AWB, shutter, and AGC value are computed from
value for the current line multiplied by the coefficient this data, and three exposures are made to obtain the
1-k. optimum picture. The data which has already been
stored in the SDRAM is read by the CPU and color
1-2. Signal processor generation is carried out. Each pixel is interpolated
1. correction circuit from the surrounding data as being either Ye, Cy, Mg
This circuit performs (gamma) correction in order to and Gr primary color data to produce R, G and B data.
maintain a linear relationship between the light input to At this time, correction of the lens distortion which is a
the camera and the light output from the picture screen. characteristic of wide-angle lenses is carried out. After
AWB and processing are carried out, a matrix is
2. Color generation circuit generated and aperture correction is carried out for the
This circuit converts the CCD data into RGB signals. Y signal, and the data is then compressed by the JPEG
method by (JPEG) and is then written to card memory
3. Matrix circuit (compact flash).
This circuit generates the Y signals, R-Y signals and When the data is to be output to an external device, it is
B-Y signals from the RGB signals. taken data from the memory and output via the UART.
When played back on the LCD and monitor, data is
4. Horizontal and vertical aperture circuit transferred from memery to the SDRAM, and the data
This circuit is used gemerate the aperture signal. elongated by JPEG decorder is displayed over the
SDRAM display area.
1-3. AE/AWB and AF computing circuit
The AE/AWB carries out computation based on a 3. LCD and EVF Block
64-segment screen, and the AF carries out computations LCD Block is in the VF1 board, and it is constructed by
based on a 6-segment screen. LCD driver (IC171) and around circuits.
The video signal (Y color difference signal) from the
1-4. SDRAM controller ASIC are converted into RGB signals by the LCD
This circuit outputs address, RAS, CAS and AS data for driver, and these RGB signals and the control signal
controlling the SDRAM. It also refreshes the SDRAM. which is output by the LCD driver are used to drive the
LCD panel. The RGB signals are 1H transposed so that
1-5. Communication control no DC component is present in the LCD element, and
1. SIO the two horizontal shift register clocks drive the hori-
This is the interface for the 8-bit microprocessor. zontal shift registers inside the LCD panel so that the
1H transposed RGB signals are applied to the LCD
2. PIO/PWM/SIO for LCD panel. Because the LCD closes more as the difference
8-bit parallel input and output makes it possible to in potential between the COM (common polar voltage)
switch between individual input/output and PWM and the R, G and B signals becomes greater, the display
input/output. becomes darker; if the difference in potential is smaller,
the element opens and the LCD bec