JVC RV-B550BU - Timer Operation Setup; Setting the Timer Start and Stop Times; Selecting Timer Modes and Volume

RV-B550BU
1-23
1
2
3
4
5
6
7
- +
Level
shift
-+
+ -
Level
shift
+-
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
Level
shift
- +
Level
shift
+ -
-+
-+
D.BUF
D.BUF
DRIVER
MUTE
D.BUF
D.BUF
D.BUF
T.S.D
D.BUF
D.BUF
D.BUF
GND
CH4-OUTA
CH4-OUTB
CH4-INA
CH4-INB
BIAS IN
Vcc
CH1-OUTA
CH1-OUTB
CH1-INA
CH1-INB
TEST1
TEST2
MUTE
Vcc
CH3-INB
CH3-INA
CH3-OUTB
CH3-OUTA
OP IN(+)
OP IN(-)
CH2-INB
CH2-INA
CH2-OUTB
CH2-OUTA
GND
OP-OUT
BA6897FP-W (IC602)
: 4channel driver
-+
+-
6
8 9 10 11
12
13
14
15
16
17
2
5
4
7
1813
RIPPLE
FILTER
BIAS
CIRCUIT
STANDBY
SW
IN
IN
POP NOISE
PREVENTION
CIRCUIT
PREDRIVER
PREDRIVER
PREDRIVER
PREDRIVER
POWER
POWER
POWER
POWER
LOAD SHORT
PROTECTOR
LOAD SHORT
PROTECTOR
THERMEL
SHUTDOWN
OVER VOLTAGE/
SURGE PROTECTOR
OUTPUT PIN TO Vcc
SHORT PROTECTOR
OUTPUT PIN TO Vcc
SHORT PROTECTOR
OUTPUT PIN TO GND
SHORT PROTECTOR
OUTPUT PIN TO GND
SHORT PROTECTOR
Vcc
POWER
GND1
POWER
GND2
Vcc2NCNC
GND
NC Vcc1
LA4705N
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LA4705NA (IC631) : power amplifier
1
2
+
-
+
-
1
2
34
5
67
8
OUT1 -IN1
+IN1
VEE
+IN2 -IN2
OUT2
Vcc
BA15218N
BA15218N (IC801/IC831)
: Dual op amplifier