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SCHEMATIC DIAGRAM OF I/F BOARD
+
–
+–
+
–
+
–
+
–
+–
+
–
+
–
+
–
+
–
+–
+
–
+
–
3
1
4
2
+3.3V
+1.8V
+2.7V
+5V
+5V
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
11
12
13
14
15
16
17
18
19
20
+3.3V
+3.3V
+1.8V
+2.7V
1
2
34
5
6
1
2
34
5
6
+3.3V
+9V
+9V
+3.3V
+5V
7
6
5
6
5
VOUT2
1
2
3
4
2
3
4
VOUT1
8
+5V
+3.3V
+3.3V
+1.8V
+5V
+9V
+5V
+1.8V
1
2
3
4
5
6
7
8
2
3
4
5
6
7
8
C4
C3
68/6.3
10/10
CN5
R23
750
1/4W
L5
0R68
L6
8R2
L7
8R2
CN6
R11
0R00
R3
204
R1
0R00
1/4W
CN2
D1
OPEN
*
C30
*
C31
*
C32
L8
8R2
*
C61
C62
C63
CN1
SW2
SW3
SW4
SW5
R6
204
R7
204
R5
204
R4
204
SW1
R60
R81
0R00
C29
IC5
C27
C28
R59
0R00
C26
105
IC4
C24 104
C25
105
R10
102
R80
104
R79
104
R2
751
R15
OPEN
D2
R86
OPEN
OPEN
R85
OPEN
R16
0R00
100
100
Q2
R17
R18
C2
105
R19
R20
R21
R22
C6
C5
C56
105
105
D3
IC1
R88
221
R87
OPEN
R100
302
302
R89
302
Q8
IC2
C12
104
C13
1/16
C15
104
C10
331
R35
153
C14
6.8/6.3
R36
333
R37
163
R38
182
R39
561
R40
112
Q5
L2
101
D5
R47
0R00
R42
0R00
R44
0R00
R41
OPEN
R43
103
Q6
D6
C17
33/
R45
682
682
R46
472
472
C18
103
103
6.3
R33
182
R32
561
R34
112
Q4
L1
101
D4
C8
33/
6.3
R28
183
R29
622
R26
OPEN
C7
1/16
R27
OPEN
R25
OPEN
R24
0R00
L101
100
L4
101
C16
4.7/16
4.7/16
C11
104
C9
4.7/
R30
333
333
R31
163
6.3
IC3
C22
OPEN
R55
473
R57
182
R53
561
R58
112
Q7
L3
101
D7
C20
33/
6.3
R49
272
R50
682
R48
OPEN
C19
1/16
L100
100
C23
104
C21
4.7/
6.3
6.3
R51
333
333
R52
163
R54
0R00
R56
OPEN
CN8
C57
1/16
C1
104
104
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
Q3
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
1
2
4
3
(Bottom View)
C
G
NO
G
I
C
G
NO
G
I
VIN1
VSAG1
V+
VIN2
VSAG2
GND
CT
IN2-
RT
IN1+
FB1
DTC1
REF
GND
OUT1
SCP
FB2
IN2+
IN2-
DTC2
OUT2
VCC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
CT
IN2-
RT
IN1+
FB1
DTC1
REF
GND
OUT1
SCP
FB2
IN2+
IN2-
DTC2
OUT2
VCC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
+5V
+9V
GND
AUDIO+9V
UP
DOWN
RIGHT
LEFT
SET
UP
DOWN
RIGHT
LEFT
SET
REF
DUMP
DRIVE
DRIVE
+1.8V
VIDEO GND
VIDEO GND
+3.3V
+2.7V
GND
VIDEO
ALARM/AP
G/L•FRICKERLESS
*
C30-32
NTSC:2R0
PAL :OPEN
PAL :OPEN
*
C61
NTSC:OPEN
PAL :100
PAL :100
1
2
3
4
5
6
(NC)
SOFT
MIC OFF
SHARP
MIC ON
(NC)
SW6
(NC)
(NC)
CN5
MONITOR
OUTPUT
CONNECTOR
MONITOR
OUTPUT
CONNECTOR
MONITOR
OUT
IC1
6dB AMP. /
75OHMS DRIVER
6dB AMP. /
75OHMS DRIVER
CN6
AUTO IRIS LENS
CONNECTOR
AUTO IRIS LENS
CONNECTOR
OPEN
D2
POWER
INDICATOR
POWER
INDICATOR
TO
MAIN
BOARD
CN402
MAIN
BOARD
CN402
UP
DOWN
RIGHT
LEFT
SET
SW1 UP BUTTON
SW2 DOWN BUTTON
SW3 RIGHT BUTTON
SW4 LEFT BUTTON
SW5 SET BUTTON
SW2 DOWN BUTTON
SW3 RIGHT BUTTON
SW4 LEFT BUTTON
SW5 SET BUTTON
(+1.8V DC-DC CONVERTER)
+2.7V DC-DC CONVERTER
SW6
6-1 : SELECTOR(NC)
5-2 : DETAIL LEVEL SELECTOR
4-3 : MICROPHONE SELECTOR FOR PAL
SELECTOR(NC)FOR NTSC
6-1 : SELECTOR(NC)
5-2 : DETAIL LEVEL SELECTOR
4-3 : MICROPHONE SELECTOR FOR PAL
SELECTOR(NC)FOR NTSC
+5V/+3.3V DC-DC CONVERTER
+1.8V DC-DC CONVERTER
SD
RD
RD
ACTS
GND
RSGND
TXDET
GND
RS+6.2V
OPEN
MONITOR
OUTPUT BUFFER
A
B
C
1
2
3
4
5
6
D
E
I/F BOARD
<Index>
I/F BOARD
IC1
E5
IC2
B2
IC3
B6
IC4
C4
Q4
A2
Q5
A3
Q6
B4
Q7
A5
Q8
E4
D2
E2
D3
E5
D4
A2
D5
A3
D6
B4
D7
A5
Note:
The value indicated in the schematic
diagram should be read as follows:
The value indicated in the schematic
diagram should be read as follows:
Multiplier (0–5)
2nd Significant Digit (0–9)
1st Significant Digit (0–9)
2nd Significant Digit (0–9)
1st Significant Digit (0–9)
<Example>
For Resistor:
330
→
33 x 10
0
= 33
Ω
561
→
56 x 10
1
= 560
Ω
123
→
12 x 10
3
= 12k
Ω
0R00=0
Ω
For Capacitor (Exclude Electrolytic
and Tantalum Capacitor):
and Tantalum Capacitor):
820
→
82 x 10
0
= 82PF
102
→
10 x 10
2
= 1,000PF = 0.001
µ
F
104
→
10 x 10
4
= 100,000PF = 0.1
µ
F
2R0 = 2.0 PF
For Coil:
270
→
27 x 10
0
= 27
µ
H
101
→
10 x 10
1
= 100
µ
H
8R2 = 8.2
µ
H
A-1
CONDUCTOR VIEW OF I/F BOARD
I/F BOARD
(COMPONENT SIDE)
(PATTERN SIDE)
MONITOR
OUT
CN1
TO
MAIN BOARD
CN402
MAIN BOARD
CN402
SW1
R22
A
B
1
2
3
4
5
6
<Index>
I/F BOARD
IC1
A5
IC2
A3
IC3
B3
IC4
A3
Q4
B2
Q5
A3
Q6
A5
Q7
B3
Q8
A5
D2
A6
D3
A5
D4
B2
D5
A2
D6
A5
D7
B3
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