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3-3. LENS MOTOR DRIVE BLOCK DIAGRAM

FC-86 BOARD (2/4)
LENS UNIT
IRIS
CN401
DRIVE(+)
MOTOR
1
D 3.2V
M M
DRIVE(–)
6
BIAS(+)
2
HALL(–)
HALL
3
SENSOR
HALL(+)
5
BIAS(–)
4
M901
FOCUS
FC A
MOTOR
11
FC B
12
M M
FC XA
13
FC XB
14
M902
ZOOM
Z A
7
MOTOR
Z B
8
Z XA
M M
9
Z XB
10
FOCUS
FOCUS RST
19
SENSOR
ZOOM
ZOOM RST
17
SENSOR
SENS VCC
20
TEMP
TEMP COMP
15
SENSOR
05
IC404
(1/4)
IRIS CONTROL
(SEE PAGE 4-17)
12
14
+
13
IC401
(2/2)
IC401
(1/2)
IRIS DRIVE
IRIS DRIVE
(SEE PAGE 4-17)
(SEE PAGE 4-17)
6
Q402
7
2
5
1
+
INVERTER
3
+
IC404
(2/4)
IC404
HALL BIAS CONTROL
(3/4)
(SEE PAGE 4-17)
HALL AMP
5
(SEE PAGE 4-17)
+
7
10
6
+
8
9
Q403
INVERTER
IC402
(SEE PAGE 4-17)
5 A1
IN1
12
FOCUS
7 A2
IN2
14
MOTOR
EN1
13
26 B1
DRIVE
15
24 B2
EN2
8 A3
IN3
16
ZOOM
IN4
19
10 A4
MOTOR
17
22 B3
EN3
DRIVE
20 B4
EN4
19
Q401
D 3.2V
3-5
IC301
EVR
DATA DECODER
(SEE PAGE 4-17)
4 IRIS CONT1
VREFPYRA
12
8
5 IRIS CONT2
AGC CONT2
AGC CONT1
7
6
F CHG
FLASH ADJ
11
XCS
22
XCAM SCK
CLK
19
3 HALL REF
CAM SO
20
SI
1 HALL OFFSET
CAM SI
SO
21
2 HALL GAIN
IC404
(4/4)
HALL GAIN CONTROL
(SEE PAGE 4-17)
3
+
1
2
IC403
(SEE PAGE 4-18)
12 DIR0A
VDIN
1
FOCUS
13 DIR0B
CKIN
8
CONTROL
14 EN0
DECODER
19 SENS0
SCK
4
SIN
5
SOUT
6
15 DIR1A
ZOOM
16 DIR1B
CONTROL
CS
3
17 EN1
DECODER
XCLR
9
18 SENS1
VREF PYRA
AGC CONT2
TO
4
AGC CONT1
CAMERA BLOCK
(SEE PAGE 3-4)
CAC VD
MCK
F CHG
FLASH ADJ
XCS CAM D/A
HALL AD
CAM SI
CAM SO
XCAM SCK
TO
MODE CONTROL
5
BLOCK
(SEE PAGE 3-9)
XCAM SCK
CAM SO
CAM SI
XCS IDIC
XRST PDR
FC RST SENS
ZM RST SENS
LENS RST LED
LENS TEMP AD
3-6
MVC-FD75

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