DMC-LC20PP, DMC-LC20PM, DMC-LC20E, DMC-LC20B, DMC-LC20A, DMC-LC20EN, DMC-LC20KR (serv.man2) - Panasonic Digital Camera Service Manual (repair manual). Page 11

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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

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