Outline Of Circuit Description; Ca1 Circuit Description - Nikon Coolpix 5700 Repair Manual

1. OUTLINE OF CIRCUIT DESCRIPTION

1-1. CA1 CIRCUIT DESCRIPTION

1. IC Configuration
IC903 (ICX282AK-B)
IC904, IC906 (CDX3400N) V driver
IC905 (AD9849KST)
2. IC903 (CCD)
[Structure]
Interline type CCD image sensor
Optical size
Effective pixels
Pixels in total
Optical black
Horizontal (H) direction: Front 12 pixels, Rear 58
Vertical (V) direction:
Symbol Symbol
1 V φ
V φ ,V φ
3A
2, 3, 4
φ
3C
V φ
5
2
6, 7, 19 NC
V φ ,V φ
1A
8, 9, 10
V φ
1C
11, 12, 18 GND
V
13
OUT
14 VDD
φ RG
15
H φ ,H φ
16, 24
2B
H φ ,H φ
17, 23
1B
φ SUB
20
C
21
SUB
V
22
L
CCD imager
H driver, CDS, AGC, A/D
converter
Diagonal 11 mm
(2/3 type)
2588 (H) x 1960 (V)
2658 (H) x 1970 (V)
pixels
Front 8 pixels, Rear 2 pix-
els
Pin Description
Vertical register transfer clock
4
,
3B
Vertical register transfer clock
Vertical register transfer clock
,
1B
Vertical register transfer clock
GND
Signal output
Circuit power
Reset gate clock
Horizontal register transfer clock
2A
Horizontal register transfer clock
1A
Substrate clock
Substrate bias
Protection transistor bias
Table 1-1. CCD Pin Description
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Fig. 1-1.Optical Black Location (Top View)
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Fig. 1-2. CCD Block Diagram
Waveform
-7.5V, 0V
-7.5V, 0V, 15V
-7.5V, 0V
-7.5V, 0V, 15V
GND 0V
Approx. 10V
DC 15V
12.5V, 16V
0V, 3.3V
0V, 3.3V
DC Approx. 8V
DC Approx. 8V
DC -7.5V
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Voltage
When sensor read-out