Panasonic LUMIX DMC-G7KPP, Service Manual, Page: 64 / 67

64
12.8. Power(1) Block Diagram
DMC-G7/G70 POWER(1) BLOCK DIAGRAM
IC9101
(SYSTEM IC)
POWERSWONL
POWERSWONH
POWERCTLSW
(POWER CTL SW)
PW D1.2V 1
PW UNREG
VREGD
27
VREGD VREGD2
62
Hx1
Hx1
ERROR AMP1
SERIAL I/F
ERROR AMP2
ERROR AMP3
ERROR AMP4
ERROR AMP5
ERROR AMP6
ERROR AMP7
CH1
STEP DOWN DC/DC
(Current mode)
64
Lx1
60
PGND1
57
Hx2
CH2
STEP DOWN DC/DC
(Current mode)
58
Lx2
59
PGND1
63
Lx1
54
Hx3
CH3
STEP DOWN DC/DC
(Current mode)
55
Lx3
53
PGND3
49
Hx4
50
Hx4
CH4
STEP DOWN DC/DC
(Current mode)
51
Lx4
52
PGND3
CH5
STEP DOWN DC/DC
(Current mode)
CH6
STEP DOWN DC/DC
(Current mode)
DRIVER
PROTECTION
SCP6
TIMER
SCP
TIMER
SS TIMER
12
21
RT SEQ
OSC
UVLO
LDO
OVPCOMP
SHUTDOWN
VREGA
C
CP
DRIVER
P SW
1
VCC
23
CPLUS
CP SW
24
CMINUS
VREGD
VREGD2
29
VREGA
20
GND
0.3V
44
Hx5
47
Lx5
Lx5
43
PGND5
38
Hx6
39
Hx6
HVREG
DRIVER
VREGD
DRIVER
HVREG
DRIVER
VREGD
DRIVER
HVREG
DRIVER
VREGD
DRIVER
HVREG
DRIVER
VREGD
DRIVER
HVREG
DRIVER
VREGD
DRIVER
HVREG
DRIVER
40
Lx6
42
PGND5
46
41
Lx6
VREGD
VREGD
CH7
STEP UP DC/DC
(Current mode)
DRIVER
34
PGND7
33
VO7
SERIAL
I/F
ON/OFF
LOGIC
35 Lx7
61
25
HVREG
2
IC1001
(8CH SW REGULATOR)
56
PGND2
48
PGND4
26
11
VBAT
3
VBAT
45
Hx5
PW SD3.15V
PW D1.2V
PW D3.5V
PW D4.5V
PW A3.1V
PW LEN4.2V
PW HDMI5V
IC1041
(REGULATOR)
2 3
4 1 VOUT
VSS
VIN
CE
(POWER SW IN)
IC6001
(VENUS ENGINE)
R2
L9
W2
(G I2C CK)
(BAT THERMO)
K2
IC1042
(REGULATOR)
2 3
4 1 VOUT
VSS
VIN
EN
CL1002
(G I2C DAT)
K3
CL1101
CL1081
PW D3.15V
CL1201
CL1301
CL1401
CL1041
CL1501
CL1601
CL1801
(SW UNREG)
W1
SW UNREG
SERIAL I/F
Vo3SEL
SERIAL I/F
SERIAL I/F
SERIAL I/F
SERIAL I/F
SERIAL I/F
37
PGND6
36
PGND6
30
VINREG
VINREG
REGOUT
VDD
VREGD2IN
31
22
28
SCPLDO
TIMER
10
16
CTL SEQ3
VO3SEL
CTL SEQ2
CTL SEQ1
CTL1234
17
18
SCL
19
SDA
14
13
32
INV7
VO6
9
VO5
8
VO4
7
VO3
6
VO2
5
4
VO1
PW D1.8V
(POWER ON L)
RL9118
K7
L10
D2
CL1043
To IC1091-1
QR1001
6
5
4 3
1
2
P8501
BAT+ 1
F8501
BAT THERMO 2
BAT DET
3
BAT- 4
19
27-33
1,2,4,10,
15,20-25 10-15,20,
25,31,33
16
1-8
FP8501 FP9002
FP8501
FP8501
FP9002
FP9002
(UNREG)
(UNREG GND)
(THERMO)
TO
BATTERY
CATCHER
FLASH P.C.B.
CC8502
CC8501
(POWER ON L)
27
FP9001
POWER SW
TOP OPERATIN FPC
ON
OFF
CC9001
CC9002
(BACK BAT+)
1
FP4401
24
FP9006
BACK BATT
B4401
EXT MIC P.C.B.
BATT H5
(BACK BAT+)
PW EVF1.8V
PW CPOUT
D1071
1
3
2
IC1071
(DC/DC CONVERTER)
6
CURRENT
PROTECTION
CURRENT
FEEDBACK
RAMP
COMPENSATION
LX
VREF
OSCILLATOR
PWM
SOFT
START
UVLO
SWITCHING
CONTROL
VIN
MODE
5
GND
+
1
CHIP
ENABLE
4
VOUT
2
CE
3
CL1071
CL1001
IC1021
(REGULATOR)
2 3
4
1 VOUT
VSS
VIN
EN
PW A1.8V
CL1021
CL9005