JVC RX-DV5RSL, Service Manual

Page: 48 / 105

RX-DV5RSL
1-48
BA5983FM (IC201) : 4ch driver
1
2
3
4
5
6
7
8
9
10
11
12
13
14
BLAS IN
OPIN1(+)
OPIN1(-)
OPOUT1
OPIN2(+)
OPIN2(-)
OPOUT2
GND
STBY1
PowVcc1
VO2(-)
VO2(+)
VO1(-)
VO1(+)
Input for Bias-amplifier
Non inverting input for CH1 OP-AMP
Inverting input for CH1 OP-AMP
Output for CH1 OP-AMP
Non inverting input for CH2 OP-AMP
Inverting input for CH2 OP-AMP
Output for CH2 OP-AMP
Substrate ground
Input for CH1/2/3 stand by control
Vcc for CH1/2 power block
Inverted output of CH2
Non inverted outpur of CH2
Inverted output of CH1
Non inverted outpur of CH1
I
I
I
O
I
I
O
-
I
-
O
O
O
O
Pin No. Pin No.
Symbol Symbol
I/O I/O
Function
Function
15
16
17
18
19
20
21
22
23
24
25
26
27
28
VO4(+)
VO4(-)
VO3(+)
VO3(-)
PowVcc2
STBY2
GND
OPOUT3
OPIN3(-)
OPIN3(+)
OPOUT4
OPIN4(-)
OPIN4(+)
PreVcc
O
O
O
O
-
I
-
O
I
I
O
I
I
-
Non inverted output of CH4
Inverted output of CH4
Non inverted output of CH3
Inverted output of CH3
Vcc for CH3/4 power block
Input for Ch4 stand by control
Substrate ground
Output for CH3 OP-AMP
Inverting input for CH3 OP-AMP
Non inverting input for CH3 OP-AMP
Output for CH4 OP-AMP
Inverting input for CH4 OP-AMP
Non inverting input for CH4 OP-AMP
Vcc for pre block
1.Block diagram
2.Pin function
28
27
26
Vcc
25 24 23 22
10k
20k
21 20 19 18 17 16 15
STAND BY
CH4
Vcc
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k 10k 10k
10k
Vcc
Level Shift
Level Shift
Level Shift
Level Shift
STAND BY
CH1/2/3
10k
10k
10k
10k
10k
20k
1
2 3 4
5
6 7 8 9 10 11
12
13
14
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
1Y
0Y
1Z
Z-COM
0Z
INH
V
EE
GND
Vcc
Y-COM
X-COM
1X
0X
A
B
C
TC74HC4053AF (IC406) : Multiplexer
INHIBIT
L
L
L
L
L
L
L
L
H
C
L
L
L
L
H
H
H
H
X
B
L
L
H
H
L
L
H
H
X
A
L
H
L
H
L
H
L
H
X
0X, 0Y, 0Z
1X, 0Y, 0Z
0X, 1Y, 0Z
1X, 1Y, 0Z
0X, 0Y, 1Z
1X, 0Y, 1Z
0X, 1Y, 1Z
1X, 1Y, 1Z
NONE
CONTROL INPUTS
"ON" CHANNEL
X: Don't Care.
1. Pin layout 2. Truth table