74
12.6. Power Block Diagram
POWER BLOCK DIAGRAM
DMC-GH3 POWER BLOCK DIAGRAM
BAT+
CC1901
BAT THERMO
CC1902
F1901
BAT-
CC1903
106
IC9102
(SYSTEM IC)
55
45
POWERSWONH
POWER
CTL SW
POWER ON H 51
54
EV3
(POWER CTL SW)
PIOB5
(IS PWR ON3)
(IS PWR ON1)
(IS PWR ON2)
(PW UNREG SYS)
(PW UNREG)
(BAT1 SEL)
(BAT2 ON)
(VG UNREG)
(BAT2 BAIAS)
(BAT2 THERMO)
(VG KEY IN)
PW D1.2V 1
TO
BATTERY
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
(7CH SW REGULATOR)
56
PGND2
48
PGND4
26
11
VO3SEL
VBAT
3
VBAT
45
Hx5
PW D3.0V
PW D1.2V 2
PW D3.5V
PW A3.3V
PW A2.5V
PW A2.85V
PW D4.5V
PW A3.1V
PW LEN4.2V
PW HDMI5V
IC1051
(REGULATOR)
2
4
1
VOUT
VSS
VIN
CE
GPIO62
RSTB
(POWER SW IN)
(POWER ON L)
(POWER ON H)
(POWER ON H)
(SYS RESET)
IC6001
(VENUS ENGINE)
IS SB8CCK M U25
AA23
AC12
AD1 IN2 C14
AD0 IN5 B10
GPIO45
(S I2C SCK)
AD0 IN1 B11
(BAT THERMO)
AD0 IN0
RESETOUT
AB18
IC9103
(REGULATOR)
3
4
6
5
2
1
VSS
VIN
VOUT
CE
NC
NC
CL1903
CL1902
CL1001
CL9101
CL1002
CL1003
GPIO47
(S I2C SDIO)
(BAT2 SEL)
(BAT1 ON)
(BAT2 ON)
(BAT1 SEL)
AB16
GPIO81
GPIO82
V3
V2
GPIO83 V1
GPIO80 V4
CL1101
CL1201
CL1301
CL1401
CL9306
CL1051
PW -1.1V
CL1701
PW M1.8V
IC1081
(REGULATOR)
3
2
1
4
VIN
VOUT
CE
VSS
CL1802
PW D1.8V
CL1071
CURRENT
LIMIT COMP.
PFM COMP.
+1% VOLTAGE
POSITIONING
CURRENT
LIMIT COMP.
CL1501
CL1601
CL1801
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
F1002
16
CTL SEQ3
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
50 POWERSWONL
PIOD1
PIOD0
17
FP9002
12-19
FP9004
9,30
FP9004
(BACK BAT+)
POWER SW
TOP OPERATION UNIT
Wi-Fi BG FPC
FLASH P.C.B.
CL9008
CL9010
QR1701
6
5
4
3
1
2
PW IS D1.8V
(To FP9001-20,21)
PW IS D1.2V
(To FP9001-14-17)
RL9125
RL9122
To FP9001-40
RL9124
RL9119
ON
OFF
BACKUP BATTERY
B8531
BATT
40
3
1
2
3
4
6
5
Q1903
BATTERY DRIP
TERMINAL
1
2
3
4
6
5
Q1907
IC1071
(STEP DOWN CONVERTER)
1
6
4
5
LX
VIN
EN
FB
FB
GATE
DRIVER
ANTI-
SHOOT-
THROUGH
CONT.
STAGE
SAWTOOTH
GENERATOR
2.25MHz
OSC
LIMIT
HIGH
SIDE
LIMIT
LOW
SIDE
2
GND
PWM
COMP.
ERROR
AMP
VREF
VREF
+1%
SOFT START
VOUT RAMP
CONTROL
REFERENCE
0.6V VREF
THERMAL
SHUTDOWN
UNDERVOLTAGE
LOCKOUT 1.8V
3
MODE
4
5
3
1
6
Q1701
4
5
3
1
2
6
Q1702
2
Q1901
Q1905
Q1909
5
1
4
3
2
IC1901
(AND GATE IC)
(BAT1 ON)
(BAT2 SEL)
1
2
3
4
6
5
Q1908
Q1910
11
FP9004
1
FP9004
(VG ON DET)
8
FP9004
(VG DET)
7
FP9004
Q1906
5
1
4
3
2
IC1902
(AND GATE IC)
1
FP9002
1
FP8501
82
PIOA7 65
PIOD4 113
A11
(SW UNREG)
Q9002
QR9002
Q9001
QR9001
IC9305
(REGULATOR)
VOUT
VDD
CNT
2
3
4
1
GND
CL9305
IC9034
(REGULATOR)
VOUT
VDD
CNT
2
3
4
1
GND
CL9304
IC9314
(REGULATOR)
VOUT
VDD
CNT
2
3
4
1
GND
110
109
(BAT2 THERMO)
(VG KEY IN)
Summary of Contents for DMC-GH3AEB
Page 13: ...13 3 3 Service Notes 3 3 1 About Wi Fi Function ...
Page 21: ...21 ...
Page 22: ...22 ...
Page 24: ...24 ...
Page 25: ...25 ...
Page 28: ...28 7 Troubleshooting Guide 7 1 Checking Method of Body and Interchangeable Lens ...
Page 29: ...29 ...
Page 30: ...30 ...
Page 31: ...31 ...
Page 32: ...32 ...
Page 33: ...33 ...
Page 44: ...44 9 1 3 1 Removal of the Rear Case Unit Fig D1 Fig D2 ...
Page 45: ...45 Fig D3 9 1 3 2 Removal of the Main P C B Fig D4 Fig D5 ...
Page 47: ...47 Fig D10 9 1 3 6 Removal of the Battery Case Unit and Capacitor P C B Unit Fig D11 ...
Page 48: ...48 Fig D12 9 1 3 7 Removal of the Mount Box Unit Fig D13 ...
Page 50: ...50 Fig D16 9 1 3 10 Removal of the LCD IF P C B Fig D17 ...
Page 51: ...51 Fig D18 9 1 3 11 Removal of the LCD Packing Fig D19 ...
Page 52: ...52 9 1 3 12 Removal of the Rear Operation Unit and Speaker Fig D20 Fig D21 ...
Page 56: ...56 Fig X1 ...
Page 58: ...58 Fig K1 ...
Page 76: ...Model No DMC GH3 GH3A GH3H Schematic Diagram Note ...
Page 77: ...Model No DMC GH3 GH3A GH3H Parts List Note ...
Page 78: ...Model No DMC GH3 GH3A GH3H Power Supply PS Main P C B ...
Page 79: ...Model No DMC GH3 GH3A GH3H Power P Main P C B ...
Page 80: ...Model No DMC GH3 GH3A GH3H Jack J or JK Main P C B ...
Page 81: ...Model No DMC GH3 GH3A GH3H Accelerator AC Main P C B ...
Page 82: ...Model No DMC GH3 GH3A GH3H Headphone Amp HP Main P C B ...
Page 83: ...Model No DMC GH3 GH3A GH3H Digital D Main P C B ...
Page 84: ...Model No DMC GH3 GH3A GH3H Hot Shoe HS Main P C B ...
Page 85: ...Model No DMC GH3 GH3A GH3H Synchro SN Main P C B ...
Page 86: ...Model No DMC GH3 GH3A GH3H Main Connection MC Main P C B ...
Page 87: ...Model No DMC GH3 GH3A GH3H Syscon SY Main P C B ...
Page 88: ...Model No DMC GH3 GH3A GH3H SD card SD Main P C B ...
Page 89: ...Model No DMC GH3 GH3A GH3H Display DP Main P C B ...
Page 90: ...Model No DMC GH3 GH3A GH3H SSWF SS Main P C B ...
Page 91: ...Model No DMC GH3 GH3A GH3H MS Drive MD or MS Main P C B ...
Page 92: ...Model No DMC GH3 GH3A GH3H EXT MIC ...
Page 93: ...Model No DMC GH3 GH3A GH3H LCD IF ...
Page 94: ...Model No DMC GH3 GH3A GH3H FLASH ...
Page 95: ...Model No DMC GH3 GH3A GH3H MR1 SW FPC ...
Page 96: ...Model No DMC GH3 GH3A GH3H Main P C B Component Side ...
Page 97: ...Model No DMC GH3 GH3A GH3H Main P C B Foil Side ...
Page 98: ...Model No DMC GH3 GH3A GH3H Ext mic P C B Component Side ...
Page 99: ...Model No DMC GH3 GH3A GH3H Ext mic P C B Foil Side ...
Page 100: ...Model No DMC GH3 GH3A GH3H LCD IF P C B Component Side ...
Page 101: ...Model No DMC GH3 GH3A GH3H LCD IF P C B Foil Side ...
Page 102: ...Model No DMC GH3 GH3A GH3H FLASH P C B Component Side ...
Page 103: ...Model No DMC GH3 GH3A GH3H FLASH P C B Foil Side ...
Page 104: ...Model No DMC GH3 GH3A GH3H MR1 SW FPC P C B Component Side ...
Page 105: ...Model No DMC GH3 GH3A GH3H MR1 SW FPC P C B Foil Side ...
Page 117: ...Model No DMC GH3 GH3A GH3H Frame and Casing Section ...
Page 118: ...Model No DMC GH3 GH3A GH3H Camera Lens section 1 ...
Page 119: ...Model No DMC GH3 GH3A GH3H Camera Lens section 2 ...
Page 120: ...Model No DMC GH3 GH3A GH3H Packing Parts and Accessories Section 1 ...
Page 121: ...Model No DMC GH3 GH3A GH3H Packing Parts and Accessories Section 2 ...
Page 122: ...Model No DMC GH3 GH3A GH3H Packing Parts and Accessories Section 3 ...