Outline Of Circuit Description - Sanyo VPC-AZ1EX Service Manual

1. OUTLINE OF CIRCUIT DESCRIPTION

1-1. CA1 and A PART OF CA2 CIRCUIT
DESCRIPTIONS
Around CCD block
1. IC Configuration
CA1 board
IC903 (ICX411AK) CCD imager
IC901 (CXD3400N) V driver
CA2 board
IC911 (H driver, CDS, AGC and A/D converter)
2. IC903 (CCD imager)
[Structure]
Interline type CCD image sensor
Image size
Pixels in total
Recording pixels
Pin No. Symbol
1 Vø
4
Vø Vø
2, 3
3A, 3B
4 Vø
2
5, 6 Vø Vø
1A, 1B
9, 15 GND
10 V
OUT
11 V
DD
12 øRG
13, 20 Hø
2
14, 19 Hø
1
16 øSUB
17 C
SUB
18
V
L
Diagonal 8.293 mm (1/1.8 type)
2384 (H) x 1734 (V)
2288 (H) x 1712 (V)
Pin Description
Vertical register transfer clock
Vertical register transfer clock
Vertical register transfer clock
Vertical register transfer clock
GND
Signal output
Circuit power
Reset gate clock
Horizontal register transfer clock
Horizontal register transfer clock
Substrate clock
Substrate bias
Protection transistor bias
Table 1-1. CCD Pin Description
10 9 8
11
12 13
Fig. 1-2. CCD Block Diagram
Waveform
GND
DC
DC
DC
DC
– 2 –
7 6 5 4 3 2
Ye Cy Ye
Cy
G Mg
G
Mg
Ye Cy Ye
Cy
G Mg G
Mg
Ye Cy Ye
Cy
G
Mg G
Mg
Horizontal register
14 15 16 17 18 19
(Note) : Photo sensor
Voltage
-7.5 V, 0 V
-7.5 V, 0 V, 15 V
-7.5 V, 0 V
-7.5 V, 0 V, 15 V
0 V
Aprox. 10 V
15 V
12.5 V, 16 V
0 V, 5 V
0 V, 5 V
Approx. 8 V
Approx. 8 V
(Different from every CCD)
When sensor read-out
1
(Note)
20