Casio QV-10A Service Manual & Parts List page 6

3 CCD (IC802)
A charge-coupled device in which charges are introduced when light from a scene is focused on the surface
of the device. The image points are accessed sequentially to produce a television-type output signal.
PHI4
3
PHI3
4
PHI2
5
PHI1
6
PHIR 7
VDD 8
Vout 9
12 13
4 Camera Signal Processor (IC801)
Sample Hold,
AGC
From CCD
Timing
Generator
to CCD
Sample Hold
Selects a desired signal from the CCD.
Timing Genarator
Generates the clock pulse for the CCD.
8-bit AD converter
Analog signal from the CCD is converted into 8-bit digital signal of the luminance and the color difference
B-Y and R-Y signal. .
532(H)
508(H)
Image pickup
PHIS4
PHIS1
Storage
PHIS2
PHIS3
Horizontal shift
register (CCD)
14 15
8bit A/D
Converter
Effective picture element:
249,936 = 508 (H) x 492 (V)
PHIS1 ~ PHIS4:
Clock pulse for the storage.
PHI1 ~ PHI4:
Clock pulse for the image pickup.
PHIH1 ~ PHIH2:
Clock pulse for the horizontal shift
register.
19
18
PHIR:
17
CCD analog signal output.
16
D0 ~ D7:
Digital signal of the luminance and the
D0~D7
color difference B-Y and R-Y signal.
CCD IN:
CCD analog signal input.
VI1 ~ VI4/VS1 ~ VS4:
Clock pulse for the CCD control sig-
nal.
From/to CPU
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