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11.3. System Control Circuit Block Diagram
Please check the Fuse Resistor
when an output voltage does not output.
FUSE RESISTOR:
(R6023)
PW 3.2V
CL6551
D6551
IR
LED
CL6552
Q6502
Q6501
R6023
PW LIGHT H
PW REG3V
RL7507
D7503
5
4
VIDEO
LED
IC7001
(DC/DC
CONVERTER)
RL7508
1
2
3
PW LIGHT L
PW REG3V
IC3401
(VENUS ENGINE)
PW REG3V
AD TPY RIGHT
QR6006
P1
CARD LED B
AD TPX BOT
AD TPY LEFT
AD TPX TOP
D3901
CARD
LED
SEL1 ON LOW
SEL2 ON LOW
SEL1 ON HI
QR6501
SEL2 ON HI
PW REG3V
CMD DIAL F1
QR6502
T1 IR LIGHT ONH
KURUPON
CMD DIAL F0
PW STNOREG
KEYIN2
6
5
4
Q6001
1
2
3
KEYIN1 E21
QR6004
G13 LIGHT ON H
KEYIN4
PW REG1.8V
STANDBYLED B
W3 V9 TEMP
TH3401
POWER LED B
IC902
(MAGNETIC SENSOR)
1
NC
4
R4
LCD RVS
OUT
2
GND
VDD
3
PW REG3V
DI CHA
IC3406
(RESET)
DO CHA
1
VSS
OUT
4
U7
RSTB
CLK CHA
2
VDD CD
3
CS CHA
E NRST
(From QR2389-C)
W6
W7
V7
V6
QR3413
QR3411
AB15
PW REG1.8V
AA15
AB14
AA14
R6
R2
T6
ZSW
U4
PW REG1.8V
C21
Wi-Fi
HDR
S6441
S6442
PW REG1.8V
S/S
MODE
S6443
S6444
D21
PW REG3V
F19
QR6005
PW RTCVREG32
PW REG3V
B19
QR6003
QR6001
CH3418
M3
CH3417
M4
CH3410
M2
L1
65
FP905
X RIGHT
1
Y BOT
2
X LEFT
3
Y TOP
4
QR3412
QR3410
FP6551
CMD DIAL F1
1
3
KURUPON
CMD DIAL F0
4
PW REG1.8V
FP3901
AVREF(1.8V)
1
2
ZOOMAD
VTR KEY 4
4
AVREF(1.8V)
5
POWER LED
9
STANDBY LED
10
IC1503
(RTC/CHARGE/POWER CONTROL)
QR6002
COMPIN
C4
P LED ON L
A5 LED
/SWIN1
D3
S RTC DI
C7 SDO
S RTC D0
C6 SDI
/SWIN2
E3
S RTC SCK
B7 SCK
RTC CS
B6 CS
QR3403
XIN
G5
XOUT
G6
HC-WXF990/WXF991/WXF990M/VXF990/VXF999 SYSTEM CONTROL CIRCUIT BLOCK DIAGRAM
TOUCH PANEL
UNIT
KURUPON UNIT
CMD DIAL
TOP OPERATION
ZOOM LEVER
PHOTO SHOT BUTTON
IC6441
CH2301
(MR SENSOR)
EVF SLIDE SW
3
OUT
GND
2
PW RTCVREG32
1
VCC
POWER OFF/ON
S6002
LCD OPEN/CLOSE
S6001
X2303
(32.768kHz)
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