IC BLOCK DIAGRAMS
3
2
1
4
6
5
7
8
3
2
1
4
6
5
7
8
A
B
C
E
D
6 - 9
47
46
48
FB1
-IN1
DTC1
DRIVE
1-1
DRIVE
1-2
1.0V
1.25V
VB1
ERROR
AMP.1
PWM
COMP.1-1
PWM
COMP.1-2
SCP
COMP.1
58
50
49
52
51
VCC(O)-1
OUT1-1
VSS(O)-1
VDD(O)
OUT1-2
<CH1>
44
43
45
FB2
-IN2
DTC2
DRIVE
2-1
DRIVE
2-2
1.0V
1.25V
VB2
ERROR
AMP.2
PWM
COMP.2-1
PWM
COMP.2-2
SCP
COMP.2
53
54
OUT2-1
OUT2-2
<CH2>
41
40
42
FB3
-IN3
DTC3
DRIVE
3
1.0V
1.25V
ERROR
AMP.3
PWM
COMP.3
SCP
COMP.3
56 OUT3
<CH3>
38
37
39
FB4
-IN4
DTC4
DRIVE
4
1.0V
1.25V
ERROR
AMP.4
PWM
COMP.4
SCP
COMP.4
57 OUT4
<CH4>
55 GND(O)-1
IC0501(1/2)
MB3881
SW REG PWM
CONTROL
20
21
19
FB5
-IN5
DTC5
DRIVE
5
0.6V
ERROR
AMP.5
PWM
COMP.1-5
SCP
COMP.5
59
60
VCC(O)-2
OUT5
<CH5>
14
15
13
FB6
-IN6
18
OVP
DTC6
DRIVE
6
0.6V
ERROR
AMP.6
PWM
COMP.6
SCP
COMP.6
SCP
COMP.7
61 OUT6
<CH6>
22
+IN5
23
-IN5(C)
17
-IN6(C)
16
+IN6
4
5
3
FB8
-IN8
6
+IN8
DTC8
DRIVE
8
ERROR
AMP.8
PWM
COMP.8
SCP
COMP.8
64
2
OUT8
RB8
<CH8>
8
+IN8(C)
7
-IN8(C)
10
11
FB7
-IN7
12
+IN7
9
DTC7
DRIVE
7
ERROR
AMP.7
PWM
COMP.7
62 OUT7
<CH7>
1.25V
1.0V
BUFF
BUFF
20k
80k
1 GND(O)2
VCC
CTL-1
29
CTL-2
30
CTL-3
31
CTL-4
32
CS
36
35
33
34
26
24
25
SYNC
RT
CT
CSCP
VREF
GND
28
27
VB
H:ON(POWER/CH1,3,4,8)
L:OFF(STAND-BY MODE)
2.5V
SCP
OSC
UVLO
CS CTL
LOGIC
REF
POWER
ON/OFF
CTL
2V
CTL
1,3,4
CT1
1.73V
1.0V
CT2
1.73V
1.0V
CT
0.8V
0.3V
IC0501(2/2)
MB3881
SW REG PWM
CONTROL
48
47
46
MUTE
45
44
43
42
41
40
39
38
37
36
35
34
33
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
LOGIC
CTL
EVR
CENTER 0dB
MAX +12dB
46PIN
MUTE
DET
ALC
LINE
MIC
VCCL
ALC
OFF
MIC +17dB
LINE +4dB
FADE
SERIAL
MUTE
SERIAL
MUTE
POWER
MUTE
SERIAL
MUTE
SERIAL
MUTE
LPF
(1st)
LPF
(3rd)
EVR
MATRIX
-5dB
+9dB
+9dB
+11dB
+11dB
+13dB
+6dB
+6dB
+6dB
+14dB
+5dB
+13dB
+6dB
-6dB
R-CH
FADE
REC
PB&
MUTE
BUZZER
SHUTTER
VREFH
C
R-CH
INT
INT
EXT
EXT
HPF
OFF
MIC
VCC
ON
VREFL
R-CH
VCCL
IC6101
LA74206W-MPB
AUDIO PROCESS
1
33
4
10
35
7
46
45
47
9
5
6
3
12
41
8
30
36
34
GAIN BLK GAMMA
BIAS
31
14
29
28
27
2
11
13
15
16
17
23
24
25
26
21
22
18
19
20
48
VIDH
VIDHC
VIDLC
VIDL
HODL SEL
DGND
PDR
VCK
VPL
HODL
HPL
HCK
RENE
RENO
VSS
VREF
VCOM
VEE
VDD
REF GND
38
32
37
40
39
42
43
44
BAND GAP
REFERENCE
PDR
VOLTAGE
REGULATOR
TIMING
GENERATOR
PLL
384Fh
SYNC
SEPARATOR
DC
RESTORE
OSD LEVEL
DETECT
BLK LEVEL &
GAIN ADJ.
VIDEO
AMPS
Q
D
VDD
CAP
HODL
VDDH
SEL
PDR
VBAT
ANALOG
VBAT
SLEEP
VBG
AGND
NTSC/PAL
OK
PLL FILTER
V SYNC
H SYNC
VH SEL
SYF
VIDEO IN
CLAMP
OSD
AGND
TEST
IC3801
MCVVQ111FB
B&W EVF DECODE
H
V
BLKG
WHITE
COLUMN INVERSION
PIXEL INVERSION
SHUTTER
ON
OFF
ON