A
B
C
D
E
F
G
H
1
2
3
4
5
6
I
J
K
7
8
DVR-S200/NX-P200
87
■
DVR-S200 SCHEMATIC DIAGRAM (FL)
* All voltages are measured with a 10M
Ω
/V DC electronic volt meter.
* Components having special characteristics are marked
Z
and
must be replaced with parts having specifications equal to those
originally installed.
* Schematic diagram is subject to change without notice.
IC941 : LC75712E
FL Display Driver
DI
SHIFT REGISTER
CG
ROM
DC
RAM
C
O
N
T
R
O
L
L
A
T
C
H
64
CL
63
CE
L
A
T
C
H
A
N
O
D
E
D
R
I
V
E
R
62
TEST
56
VFL
55
VDD
60
VSS
57
RES
61
OSCI
59
OSCO
58
CG
RAM
AD
RAM
ADDRESS
COUNTER
ADDRESS
REGISTER
GRID
CONTROL
GRID
REGISTER
AM1
AM2
AM35
D
E
C
O
D
E
R
G
R
I
D
D
R
I
V
E
R
G1
G2
G10
G11
AA1
AA2
AA3
AA4/G16
AA5/G15
AA6/G14
AA7/G13
AA8/G12
BLINK
GENERATOR
DUTY
GENERATOR
BLINKCYCLE
REGISTER
DISPLAY
CONTROL
DISPLAY
REGISTER
DUTYCYCLE
REGISTER
CONTROL
INSTRUCTION
DECODER
DIVIDER
TIMING
GENERATOR
OSC
1
2
35
36
37
38
39
40
41
42
43
44
45
53
54
3.6
12.2
11.5
11.5
12.2
11.2
0.1
0.7
0
0
6.3
6.3
7.7
5.7
5.7
5.7
4.9
4.9
0
0
0
-20.2
-20.1
-20.1
-20.1
4.9
4.9
4.9
4.9
4.9
4.9
4.9
-20.1
-20.2
-18.2
-14.4
-15.4
-16.2
-17.3
-13.8
-19.5
-15.4
-13.8
-12.6
-16.2
-17.3
-12.5
-22.0
-19.5
-19.5
-18.2
-14.4
-14.4
-12.7
-16.3
-20.1
-20.1
-20.1
-20.0
-20.0
-20.0
-20.0
-20.0
-19.9
-22.0
-22.0
-16.2
-20.1
-20.1
-16.7
-16.2
-16.2
-18.2
-18.2
-16.2
-16.1
-16.1
-16.3
-16.3
-16.3
-14.4
-12.5
-22.0
-22.0
-22.0
-20.2
-20.1
-20.1
-20.1
-20.0
-20.1
-20.1
-20.1
-20.1
-20.1
-20.1
-20.1
-20.1
-20.1
-20.1
-20.1
-20.2
-20.0
-20.0
-20.0
-20.0
-20.0
-19.9
-20.1
-18.1
-18.1
-18.2
-12.7
-18.2
-18.2
~
-14.4
-14.4
-12.6
0
0
0
0
-23.3
-20.1
-20.1
-20.1
-20.1
-20.1
-20.1
4.8
4.8
4.9
2.4
2.4
-20.1
-20.1
-20.1
-20.0
-18.2
-18.1
-18.1
-18.2
-18.2
-18.2
~
-16.3
-20.1
-16.1
-16.3
-19.5
0
4.8
6.2
6.2
6.7
7.7
3.5
3.7
-17.3
-22.3
0
EUROPE
Point
t
CH 1 : Emitter of Q950
CH 2 : Colector of Q949
CH 2
CH 1
↑
AC POWER ON
(Connect the power cord)
↑
AC POWER OFF
(Disconnect the power cord)