22
22
CDX-GT81UW/GT860U
CDX-GT81UW/GT860U
5-2. BLOCK DIAGRAM — DISPLAY SECTION —
STBY
SYSTEM CONTROL
IC303 (2/2)
DC–DC
CONVERTER
IC620
DISPLAY CONTROL
IC901
VDD1
VDD2
LAT
FL VDD+3.3V
FL VDD+55V
FL+1V
FL+4.3V
SI1
SI2
SI3
CLK
FL VDD+3.3V
PLAG IN
D303
BU+3.3V
BU+3.3V
BU+3.3V
BATT
BU+5V
X301
32.768kHz
X302
6MHz
X901
6.75MHz
S901
(NOSE DET)
KEY
MATRIX
LSW901 (1/2)–915 (1/2)
S903,904,
906 (2/2)
ROTARY
ENCODER
S906 (1/2)
RESET
ILL+10V
LSW901 (2/2)–915 (2/2)
LED920,922,
923,924,926,
927
LED DRIVE
Q922
LED DRIVE
Q920,921
S902
RESET
FL900
VACUUM
FLUORESCENT DISPLAYS
14
17
F1
1
I
3
F2
18
I
20
BATT
BATT
T620
DC–DC
CONVERTER
TRANSFORMER
D623
D620,621
D622
FL+4.3V
USB D–
USB D+
L901
FL+1V
FL VDD+55V
TRANS
SWITCHING
DRIVE
Q620
TH301
OPEN/CLOSE
MOTOR DRIVE
IC702
CNJ101
(REMOTE IN)
FL VDD+3.3V
S301
FREQUENCY
SELECT
BU+3.3V
GT860U
10K
9K
TRANS ON/OFF
DETECT
SWITCH
Q641
DC–DC
CONVERTER
CONTROL
Q621,622
BATT
USB B+
SWITCH
Q651,652
FL ON/OFF
CONTROL
SWITCH
Q624
B+ CONTROL
SWITCH
Q623,642
FL B+
SWITCH
Q301,302
B+ SWITCH
Q702,703
P SENSOR
DETECT
Q701
SWITCH
BOARD
DOOR INDICATOR
LED DRIVE
Q134
LED990
DISC
INDICATOR
NOSE SW
DETECT SWITCH
Q303
12
6
5
4
7
GCP
11
BK
13
M904
(OPEN/CLOSE)
USB D–
USB D+
GND
4
3
(USB)
2
CN903
V BUS
1
USB CONTROL
IC621
DC-DC
CONVERTER
IC602
USB CONTROL
IC601
CD
MECHANISM UNIT
(MG-101U)
(2/2)
Содержание CDX-GT81UW - Usb Receiver
Страница 54: ...54 CDX GT81UW GT860U MEMO ...