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Model
DMC-LC20PP DMC-LC20PM DMC-LC20E DMC-LC20B DMC-LC20A DMC-LC20EN DMC-LC20KR (serv.man2)
Pages
26
Size
758.88 KB
Type
PDF
Document
Service Manual
Brand
Device
Digital Camera / DIGITAL CAMERA
File
dmc-lc20pp-dmc-lc20pm-dmc-lc20e-dmc-lc20b-dmc-lc20.pdf
Date
PREV: Panasonic DMC-LC20PP / DMC-LC20PM / DMC-LC20E / DMC-LC20B / DMC-LC20A / DMC-LC20EN / DMC-LC20KR Service Manual

Panasonic DMC-LC20PP / DMC-LC20PM / DMC-LC20E / DMC-LC20B / DMC-LC20A / DMC-LC20EN / DMC-LC20KR (serv.man2) Service Manual ▷ View online

7.1. ANALOG CIRCUIT BLOCK DIAGRAM
Q17
POWER
CONTROL
Q15
POWER
CONTROL
ON/OFF
IC16
V-DRIVER
To CCD C.B.A.
-8.5V
17.5V
3.3V
IC19
TG
IC18
REGULATOR
IC17
CDS/AD
IC20
REGULATOR
PW SC2
CCD SIGNAL(10b
IC21
CLOCK
GENERATOR
OSCILLATOR
12MHz
IC23
REGULATOR
ASICCLK
5.0V
5.0V
USBCLK
CCDVD
CCDHD
-8.5V
17.5V
15.5V
V1~6
H1,2,RESET
15.5V
CCD SIGNAL
3.3V
ON/OFF
3.3V
CON8
ANALOG CIRCUIT BLOCK DIAGRAM
48MHz
36MHz
STB TRG
DMC-LC20PP/PM/E/B/A/EN/KR ANALOG CIRCUIT BLOCK DIAGRAM
7.2. ASIC/CPU CIRCUIT BLOCK DIAGRAM
To SUB C.B.A.
To SW C.B.A.
ASIC/CPU CIRCUIT BLOCK DIAGRAM
IC1
SDRAM
IC2
ASIC
IC27
REGULATOR
5.0V
5.0V 3.1VA 3.1Vrtc
USBCLK
ASICCLK
3.3V
1.8V
3.3V
32bit BUS
CON1
SD CONNECTOR
CCD SIGNAL(10bit)
IC6
32bit RISC
COM.
IC14
RESET IC
3V
IC4
RESET IC
2.7V
POWER
CONTROL
3.3V
IC3
VIDEO DRIVER
IC5
FLASH ROM
LCD CS,SCLK,SIO
5.0V
3.3V
16bit BUS
GND
CONTROL
IC7
BUZZER
3.3V
SW LED MIC
GND
ON/OFF
UNREG
UNREG
PW SC0~2
RTC CS,SCLK,SIO
DDI VCC1,DDI CLK1
TxD/DDI DATA,RxD1
PW SC3
FOCUS0~3
IRIS0,1
SHUTTER0,1
ZOOM0,1
LCDBU
LCDGY
LCDRV
LCD LSI
CON2
CON3
3.1V
STB
VIDEO OUT
USB
DMC-LC20PP/PM/E/B/A/EN/KR ASIC/CPU CIRCUIT BLOCK DIAGRAM
7 SCHEMATIC DIAGRAMS
DMC-LC20PP / DMC-LC20PM / DMC-LC20E / DMC-LC20B / DMC-LC20A / DMC-LC20EN / DMC-LC20KR
9
7.3. LCD CIRCUIT BLOCK DIAGRAM
LCD CIRCUIT BLOCK DIAGRAM
To LCD
IC25
LCD DRIVER
Q23
POWER
CONTROL
3.1VA
IC24
REGULATOR
Q22
POWER
CONTROL
17.5V
LCD LSI
Q24
POWER
CONTROL
3.3V
ON/OFF
LCDRV
LCDGY
LCDBU
SIO
SCLK
LCD CS
BOUT
HVDD
VVDD
ROUT
GOUT
CON9
17.5V
12V
3.1V
3.3V
DMC-LC20PP/PM/E/B/A/EN/KR LCD CIRCUIT BLOCK DIAGRAM
7.4. LENS CIRCUIT BLOCK DIAGRAM
DMC-LC20PP/PM/E/B/A/EN/KR LENS MOTOR CIRCUIT BLOCK DIAGRAM
IC26
MOTOR DRIVER
LENS MOTOR CIRCUIT BLOCK DIAGRAM
5.0V
3.3V
UNREG
FOCUS0~3
IRIS0,1
SHUTTER0,1
ZOOM0,1
AFPIE
AF
To FOCUS
To ZOOM
CON10
ZMPI2E
AFPIE
ZMSW+
ZMPI1E
ZMPI2E
ZMPI1E
ZMSW+
ZMT+,-
To SHUTTER,IRIS
CON11
CON13
IRIS
SHUTTER
DMC-LC20PP / DMC-LC20PM / DMC-LC20E / DMC-LC20B / DMC-LC20A / DMC-LC20EN / DMC-LC20KR
10
7.5. POWER CIRCUIT BLOCK DIAGRAM
POWER CIRCUIT BLOCK DIAGRAM
Q7
POWER
CONTROL
SUB C.B.A.
3.3V 3.1Vrtc
Vrtc
D2
3.3V
IC11
DC/DC
CONVERTER
IC9
DC/DC
CONVERTER
1.8V
IC10
DC/DC
CONVERTER
PW SC0
ON/OFF
AC ADAPTOR
(3V, 2.5A)
BATTERY
(ALKALINE or Ni-MH)
5.0V
IC8
DC/DC
CONVERTER
CONTROL
PW SC1
ON/OFF
17.5V
-8.5V
DMC-LC20PP/PM/E/B/A/EN/KR POWER CIRCUIT BLOCK DIAGRAM
7.6. RTC CIRCUIT BLOCK DIAGRAM
RTC CIRCUIT BLOCK DIAGRAM
IC12
RTC
OSCILLATOR
32kHz
VT-200
Vrtc
C121
GC
SIO
SCLK
RTC CS
DMC-LC20PP/PM/E/B/A/EN/KR RTC CIRCUIT BLOCK DIAGRAM
7.7. MOBILE PHONE CIRCUIT BLOCK DIAGRAM
MOBILE PHONE CIRCUIT BLOCK DIAGRAM
MOBILE PHONE
CIRCUIT
DDI VCC1
TxD/DDI DATA
RxD1
DDI CLK1
DDI VCC
TxD/DATA
RxD
DDI CLK
DMC-LC20PP/PM/E/B/A/EN/KR MOBILE PHONE CIRCUIT BLOCK DIAGRAM
DMC-LC20PP / DMC-LC20PM / DMC-LC20E / DMC-LC20B / DMC-LC20A / DMC-LC20EN / DMC-LC20KR
11
7.8. MAIN SCHEMATIC DIAGRAM
A
B
C
D
E
F
G
H
1
 
2
 
3
 
4
 
5
 
6
 
7
 
8
 
9
10
11
12
C9
1
MAIN(DIGITAL[ PROCESS/MICROCOMPUTER] ) CIRCUIT
SCHEMATIC DIAGRAM -1
DMC-LC20PP/PM/E/B/A/EN/KR MAIN(DIGITAL[PROCESS/MICROCOMPUTER] ) CIRCUIT
B
C
E
F
A
AB1
+3.3V
AB2
+5V
AB3
+1.8V
D
RAMD23
C33
2.2
C35
0.1
RAMD22
RAMD21
RAMD20
RAMD19
RAMD18
RAMD17
RAMD16
RAMA4
RAMA3
RAMA2
RAMA12
RAMA1
RAMA0
C23
0.1
C28
0.1
RAMD7
RAMD6
RAMD5
RAMD4
RAMD3
RAMD2
RAMD1
RAMD0
C17
0.1
C15
0.1
C1
1
2
.2
C26
0.1
RAMA5
RAMA6
RAMA7
RAMA8
RAMA9
RAMA10
RAMA1
1
RAMD25
RAMD26
RAMD27
RAMD28
RAMD29
RAMD30
RAMD24
RAMD31
RAMD9
RAMD10
RAMD1
1
RAMD12
RAMD13
RAMD14
RAMD8
RAMD15
C29
2.2
C16
0.1
C14
2.2
1
V
DD
2
DQ0
3
V
DD
Q
4
DQ1
5
DQ2
6
V
SS
Q
7
DQ3
8
DQ4
9
V
DD
Q
10
DQ5
11
DQ6
12
V
SS
Q
13
DQ7
14
N.C.
15
V
DD
16
DQM0
17
WE
18
CAS
19
RAS
20
CS
21
N.C.
22
BA0
23
BA1
24
A10
25
A0
26
A1
27
A2
28
DQM2
29
V
DD
30
N.C.
31
DQ16
32
V
SS
Q
33
DQ17
34
DQ18
35
V
DD
Q
36
DQ19
37
DQ20
38
V
SS
Q
39
DQ21
40
DQ22
41
V
DD
Q
42
DQ23
43
V
DD
44
(V
DD
Q)
45
(V
DD
Q)
46
(V
SS
Q)
47
(V
SS
Q)
48
V
SS
49
DQ24
50
V
SS
Q
51
DQ25
52
DQ26
53
V
DD
Q
54
DQ27
55
DQ28
56
V
SS
Q
57
DQ29
58
DQ30
59
V
DD
Q
60
DQ31
61
N.C.
62
V
SS
63
DQM3
64
A3
65
A4
66
A5
67
A6
68
A7
69
A8
70
A9
71
CKE
72
CLK
73
N.C.
74
N.C.
75
DQM1
76
V
SS
77
N.C.
78
DQ8
79
V
DD
Q
80
DQ9
81
DQ10
82
V
SS
Q
83
DQ1
1
84
DQ12
85
V
DD
Q
86
DQ13
87
DQ14
88
V
SS
Q
89
DQ15
90
V
SS
IC1
K4S643232E-SE60
(SDRAM / 128MB)
MD31
G
H
I
J
MA19
MA1
MA18
MA8
MA7
MA6
MA5
MA4
MA3
MA2
MA9
MA10
MA1
1
MA12
MA13
MA14
MA15
MA16
MA17
A32
A31
MD23
MD30
MD22
MD29
MD21
MD28
MD20
MD27
MD19
MD26
MD18
MD25
MD17
MD24
MD16
A1
A33
1
A15
2
A14
3
A13
4
A12
5
A1
1
6
A10
7
A9
8
A8
9
N.C.
10
N.C.
11
WE
12
RESET
13
N.C.
14
N.C.
15
R
Y
(BY)
16
A18
17
A17
18
A7
19
A6
20
A5
21
A4
22
A3
23
A2
24
A1
48
A16
47
BYTE
46
V
SS
45
DQ15/A
1
44
DQ7
43
DQ14
42
DQ6
41
DQ13
40
DQ5
39
DQ12
38
DQ4
37
V
CC
36
DQ1
1
35
DQ3
34
DQ10
33
DQ2
32
DQ9
31
DQ1
30
DQ8
29
DQ0
28
OE
27
V
SS
26
CE
25
A0
C50
2.2
IC5
MBM29LV800TA
(FLASH ROM)
R40
47K
R41
47K
R42
47K
R43
47K
R44
47K
R45
47K
R46
47K
1
2
3
4
6
7
8
9
10
12
5
CMO
DAT2
CMO
DAT3
V
SS
V
DD
CLK
V
SS
DAT0
DAT1
DETECT
PROTECT
To SD CARD
CON1
SCDASTANDOFF
11
C48
0.1
L4 0
B11
B12
B13
B14
B15
B16
B17
B18
CCD9
CCD8
CCD6
CCD5
CCD4
CCD3
CCD2
CCD1
CCD0
CCD9
DC1
CCD8
DC2
CCD7
DC3
CCD6
DC4
CCD5
DC5
CCD4
DC6
CCD3
DC7
CCD2
DC8
CCD1
DC9
CCD0
DC10
CCD7
LCD LSI
DL1
LCDRV
DL2
LCDGY
DL3
LCDBU
DL4
HD
DL5
VD
DL6
C19
180P
C20
180P
C21
180P
A18
A19
A20
A21
A22
A23
3
SUB
2
VOUT
1
ST
ANDBY
4
VIN
5
GND
6
V
CC
C39
4V100
C41
4V10
R26
75
R25
1M
C38
4.7
C31
180P
IC3
TK15405AM
(VIDEO AMP)
R19
270
L2
0
C37
10
L3
10uH
A28
A29
A30
VOUT 5
N.C. 4
3 ON/OFF
2 V
SS
1 VIN
IC27
S-815A31AMC
(POWER SUPPLY)
R91
100
R14
2.2K
R15
1.2K
C24
0.1
R20
2.2K
R21
1.2K
C32
0.1
C4
4.7
A14
A15
A16
A17
+3.1VA
AB7
LCD CS
DL7
SIO
DL8
SCLK
DL9
AGC CS
DC17
SCK HEAD
DC18
SDATA HEAD
DC19
TG CS
DC20
CCD VD
DC21
CCD HD
DC22
STB TRG
DC11
PW CS2
DC12
MICONCLK
DC13
ASICCLK
DC14
PLL27M
DC15
USBCLK
DC16
VRTC
AB8
IC12
S-3514AEFSTB
(OSC)
4
V
SS
3
XOUT
2
XIN
1
INTPB
8
V
DD
7
SIO
6
SCK
5
CS
OS1
VT-200
C108
12P
C109
1
C121
EECEN0F204R
A24
A25
A26
A27
A13
A12
A11
A10
A9
A8
A7
A6
A5
A4
A3
A2
(S.C.D. -7/6-F)
(S.C.D. -7/6-E)
(S.C.D. -4/12-C)
(S.C.D. -4/12-B)
(S.C.D. -7/6-H)
(S.C.D. -5/1-B)
(S.C.D. -4/12-E)
(S.C.D. -4/12-E)
(S.C.D -4/12-H)
(S.C.D. -4/12-A)
(S.C.D. -4/12-E)
(S.C.D. -4/12-E)
(S.C.D. -5/1-F)
(S.C.D. -5/1-F)
(S.C.D -5/1-D)
(S.C.D. -5/1-C)
(S.C.D. -5/1-B)
JP8
JP9
C54
0.1
B2
B10
B9
B4
B3
B8
B7
B6
B5
B1
To MAIN(POWER
SUPPLY) CIRCUIT
To MAIN(SENSOR)
CIRCUIT
To MAIN(POWER
SUPPLY) CIRCUIT
To MAIN(LCD DRIVE)
CIRCUIT
To MAIN(SENSOR)
CIRCUIT
To MAIN(LCD DRIVE)
CIRCUIT
To MAIN(LCD DRIVE)
CIRCUIT
0.4
0
0.5
3.3
0.5
0
0.5
0.5
0.5
3.3
0
3.1
0
0
0.5
0.5
0.5
0.4
0.5
0.5
0
0.5
3.3
3.3
0.5
0.5
0.4
0.5
0.5
0.4
0.4
0.4
3.3
3.3
3.3
3.3
0
0.5
0.5
0.5
3.3
0.5
0.6
0.5
3.3
0
0
0
3.1
3.1
3.0
3.1
3.1
3.1
3.1
3.1
0
3.3
3.3
0.4
0.5
0.5
0.5
0.5
0.5
3.3
0.4
0.4
3.3
3.3
0.3
3.1
0.3
0
0.2
0.3
0.3
2.1
1.8
3.3
0.4
0.5
0.4
0.4
2.2
0.2
0.6
0.4
1.3
3.1
0
2.4
0
0.7
2.5
0.9
2.3
0.9
0.3
0.3
3.0
2.3
2.2
0.7
2.5
2.3
0.5
2.5
0.7
3.0
3.2
0
3.3
0
0.3
0.3
5.0
1.1
3.3
1.9
1.8
3.1
5.0
5.0
DMC-LC20PP / DMC-LC20PM / DMC-LC20E / DMC-LC20B / DMC-LC20A / DMC-LC20EN / DMC-LC20KR
12
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