A
1
2
3
4
5
6
7
8
9
10
B
C
D
E
F
G
H
I
J
K
L
M
N
O
36
*
All voitage are measured with a 10M
Ω
/DC electric volt meter.
*
Components having special characteristics are marked
and must
be replaced with parts having specifications equal to those originally
installed.
*
Schematic diagram is subject to change without notice.
RX-V395/RDS HTR5130/RDS
■
RX-V395/RDS SCHEMATIC DIAGRAM (INPUT)
IC467 : LH5P832D-10
32768-word x 8 bit High Speed Pseudo Static RAM
IC415,422,431,437,441,445,449,452,483,485 :
µ
PC4570HA
Dual OP-Amp
IC468 : LA7956
Video Switch
IC479,480 : TC9299P
Electric Controlled Volume
IC478 : LB1641
Motor Driver
V : 2V/div H : 50
n
sec/div
DC range 1 : 1 probe
PRE DRIVER
4
6
9
7
8
10
2
5
3
1
IN2
VZ
GND
IN1
INPUT LOGIC
P1
OUT1
OUT2
VCC2
VCC1
P2
COLUMN
ADDRESS
BUFFER
HOW
ADDRESS
BUFFRE
REFRESH
ADDRESS
COUNTER
EXT/NT
ADDRESS
MUX.
ROW
DECODER
MEMORY
ARRAY
COLUMN
DECODERR
SENSE AMPS
I/O
SELECTOUR
CLOCK
GENERATOR
REFRESH
CONTROLLER
REFRESH
TIMER
VDD GENERATOR
DATA
IN
BUFFER
DATA
OUT
BUFFER
28
27
26
25
24
23
22
21
20
19
18
17
16
15
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Vcc
R/W
A13
A8
A9
A11
OE/RFSH
A10
CE
I/O8
I/O7
I/O6
I/O5
I/O4
Vcc
Vcc
I/O1
I/O2
I/O3
GND
A7
A6
A5
A4
A3
A2
A1
A0
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
CE
OE /RESH
R/W
GND
Vcc
I/O1
I/O2
I/O3
I/O4
I/O5
I/O6
I/O7
I/O8
R-ch
VSS
VDD
2
14
15
16
8
7
6
5
1
4
3
11
12
13
9
10
DATA
LATCH
DATA
LATCH
SHFT REGISTER(13BIT)
STROBE GENERATOR
LELVEL
SHIFT
CIRCUIT
LELVEL
SHIFT
CIRCUIT
OUT
IN
N.C.
A-GND
CS2
STB
DATA
OUT
IN
N.C.
A-GND
CS1
GND
CK
L-ch
1
2
3
6
5
4
7
8
9
1
2
+
-
+
-
Vcc
Vc1
-Vm1 +Vm1
VEE +Vm2 -Vm2
Vo2
Vcc
IC465,477 : LC78213
Analog Function Switch
CONTROL
LEVEL SHIFTR
LATCH
SHIFT REGISTER
30
29
28
27
26
25
24
23
22
21
20
14
15
13
11
19
16
12
18
17
5
6
7
8
9
10
1
2
4
3
L1
L2
LCOM1
L3
L4
LCOM2
L5
L6
LCOM3
L7
LCOM4
VDD
VSS
VEE
RES
S
R1
R2
RCOM1
R3
R4
R5
RCOM2
R6
RCOM3
RCOM4
R7
D1
CL
CE
IC401,419 : NJM2068L-D
Dual OP-Amp
6dB
AMP
DRIVER
9
8
1
3
7
6
5
4
CONTROL
2
4-INPUT 1-OUTLET
VIDEO SWITCH
VIDIO
OUT
B
VIN1
VIN2
GND
VCC
VIN3
VIN4
A
1
5
6
7
8
4
3
2
-
-
+
+
OUT1
OUT2
-IN2
+IN2
-Vcc
-IN1
+Vcc
+IN1
: USED
: NOT USED
Point
q
(Pin55 of IC466)
IC457,461 : NJM4558L-D
Dual OP-Amp
1
5
6
7
8
4
3
2
-
-
+
+
OUT1
OUT2
-IN2
+IN2
-Vcc
-IN1
+Vcc
+IN1
2V
SAMPLE
50 ns
0V