Sony DXC-390 Service Manual page 75

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CXA1757R-T6 (SONY)
HEAD AMP FOR MULTI CCD DIGITAL CAMERA
—TOP VIEW—
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
PIN PIN PIN
I/O SIGNAL I/O SIGNAL
NO. NO. NO.
1 I AGCMAX 17 — GND 33
2 I AGCCONT 18 — GND 34
3 I CSHI 19 O BCLP 35
4 — NC 20 O BOUT 36
5 I WCCONT 21 O 37
GCLP
6 — NC 22 O GOUT 38
7 — NC 23 O RCLP 39
8 I IOUTCONT 24 O ROUT 40
9 — GND 25 — V 41
CC
10 — GND 26 — V 42
CC
11 I VRBCONT 27 I CLPCB 43
12 — V 28 I CLPCG 44
CC
13 — V 29 I CLPCR 45
CC
14 O VRB 30 I BGAIN 46
15 O VRT 31 I RGAIN 47
16 I
OFFSET 32 — GND 48
30
BGAIN
CORRELATED
40, 41
DOUBLE
BDIN, BPIN
SAMPLING
CORRELATED
42, 43
GDIN, GPIN DOUBLE
SAMPLING
CORRELATED
44, 45
RDIN, RPIN DOUBLE
SAMPLING
47, 48, 49
XSHD, XSHP, CLPDM
50, 51
PLTG, PLTP
PILOT
57, 58
PLTT, PLTB
GAIN
1, 2
AGCMAX, AGCCONT
CONTROL
31
RGAIN
63
CLPOB
5
WCCONT
3, 60
CSHI, XRS
62
PBLK
61
CLPLB
8, 16
IOUTCONT, OFFSET
REF
11
VRBCONT
BOTTOM
REF
TOP
DXC-390/390P
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
PIN
I/O SIGNAL I/O SIGNAL
NO.
— BTP2 49 I CLPDM
— GTP2 50 I PLTG
— RTP2 51 I PLTP
— BTP1 52 I PLTCR1
— GTP1 53 I PLTCR2
— RTP1 54 I PLTCB1
— GND 55 I PLTCB2
I BDIN 56 — V
CC
I BPIN 57 I PLTT
I GDIN 58 I PLTB
I GPIN 59 — GND
I RDIN 60 I XRS
I RPIN 61 I CLPBL
— V 62 I PBLK
CC
I XSHD 63 I CLPOB
—
I XSHP 64 V
CC
AGC
WHITE SAMPLE
PRE
AMP CLIP HOLD
CLP
AGC
SAMPLE
WHITE
PRE
AMP CLIP HOLD
CLP
AGC
WHITE SAMPLE
PRE
AMP
CLIP HOLD
CLP
INPUTS
AGCCONT : AGC GAIN CONTROL
AGCMAX : MAX AGC GAIN CONTROL
BDIN : B CHANNEL CCD SIGNAL
BGAIN : B GAIN CONTROL
BPIN : B CHANNEL CCD SIGNAL
CLPBL : CLAMP PULSE
CLPCB : AGC CLAMP
CLPCG : AGC CLAMP
CLPCR : AGC CLAMP
CLPDM : CLAMP PULSE
CLPOB : CLAMP PULSE
CSHI : A/D S/H SLEW RATE CONTROL
GDIN : G CHANNEL CCD SIGNAL
GPIN : G CHANNEL CCD SIGNAL
IOUTCONT : INPUT CLAMP SIGNAL CONTROL
OFFSET : CLAMP SIGNAL VOLTAGE CONTROL
PBLK : PREBLANKING PULSE
PLTB : AGC GAIN MATCHING PULSE
PLTCB1 : AGC GAIN MATCHING CAPACITOR
PLTCB2 : AGC GAIN MATCHING CAPACITOR
PLTCR1 : AGC GAIN MATCHING CAPACITOR
PLTCR2 : AGC GAIN MATCHING CAPACITOR
PLTG : AGC GAIN MATCHING PULSE
PLTP : AGC GAIN MATCHING PULSE
PLTT : AGC GAIN MATCHING PULSE
RDIN : R CHANNEL CCD SIGNAL
RGAIN : R GAIN CONTROL
RPIN : R CHANNEL CCD SIGNAL
VRBCONT : VRB CONTROL
WCCONT : WHITE CLIP VOLTAGE CONTROL
XRS : S/H PULSE (A/D CONVERTER)
XSHD : S/H PULSE
XSHP : S/H PULSE
OUTPUTS
BCLP : B SIGNAL CLAMP
BOUT : B SIGNAL
GCLP : G SIGNAL CLAMP
GOUT : G SIGMAL
RCLP : R SIGNAL CLAMP
ROUT : R SIGNAL
VRB : A/D REFERENCE VOLTAGE
VRT : A/D REFERENCE VOLTAGE
OTHERS
BTP1 : B CHANNEL CDS SIGNAL TEST POINT
BTP2 : B CHANNEL AGC SIGNAL TEST POINT
GTP1 : G CHANNEL CDS SIGNAL TEST POINT
GTP2 : G CHANNEL AGC SIGNAL TEST POINT
RTP1 : R CHANNEL CDS SIGNAL TEST POINT
RTP2 : R CHANNEL AGC SIGNAL TEST POINT
NC : NO CONNECTION
38
RTP1
37
GTP1
36
BTP1
35
RTP2
34
GTP2
33
BTP2
20
BLK DRIVER
BOUT
22
BLK DRIVER
GOUT
24
BLK DRIVER
ROUT
23
CLP
RCLP
21
CLP
GCLP
19
CLP
BCLP
14
VRB
15
VRT
IC
6-3