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4-3.
BLOCK DIAGRAM - PANEL, POWER SUPPLY Section -
LIQUID CRYSTAL
LIQUID CRYSTAL
DISPLAY DRIVER
DISPLAY PANEL
LCD901
49
SEG1 – SEG49
S [1] – S [49]
4
COM [1] – COM [4]
COM1 – COM4
LED931, 933, 935,
LED937, 939, 941,
LED943, 945, 947,
LED DRIVE
LED951, 953, 955,
2
COLOR1
Q931
LED957, 959, 961,
LED963, 965
(KEY ILLUMINATION)
LED901
LED DRIVE
1
BACK-LIGHT
(LCD BACK LIGHT)
Q901
CDX-GT57UPW/GT62UMI/GT570UE/GT570UI/GT570UP/GT574UI/GT620UI/GT626UI
X502
32.768kHz
X501
7.92MHz
CN901
CN102
17
17
REMOTE CONTROL
RECEIVER
IC902
S901 – 907,
S909 – 916,
RE901 (1/2)
(FRONT PANEL KEY)
ROTARY
(VOLUME)
ENCODER
RE901 (2/2)
J801
REMOTE IN
IC901
SUB SYSTEM
CONTROLLER
IC601 (2/2)
LCD_DATA 64
26
LCD_DO
LCD_CLK 63
29
LCD_CLK
LCD_CE 62
28
LCD_CE
USB1_OVR 115
USB1_ON 116
CDX-GT57UPW/GT62UMI/GT570UE/GT570UI/GT570UP/GT574UI/GT620UI/GT626UI
MAIN SYSTEM CONTROLLER
IC501 (3/3)
9
XOUT
8
XIN
11
OSCOUT
IC701 VDD +1.5V
REGULATOR
13
OSCIN
DSP_1_5V 65
IC701 VDDM +1.5V
REGULATOR
1
NOSE_SW
BU +3.3V
BU +5V
2
SIRCS
VDD +3.3V
ILL +B
90 KEY_ACK1
DR +6V
93 KEYIN0
92 KEYIN1
+8.5V
IC601 +3.3V
REGULATOR
80 RE-IN0
79 RE-IN1
GHOST_3_3V 67
IC601 +1.2V
REGULATOR
19
RC_IN1
95
RC_IN0
USB_VBUS
89 KEY_ACK0
SYNC_OUT 24
EN_SYS 51
B/U B+
BATTERY
BUIN 17
CHECK
Q801 - 803
ACCESSORY
ACC_IN 55
DETECT
27
27
+1.5V
IC681
+1.5V
IC682
+3.3V
REGULATOR
REGULATOR
IC301 (2/2)
IC402
37
BU+B
VP1 20
VP2 6
31
SERVO-3.3V
34
PANEL+B
MECHA-6V
33
AMP-REM 29
30
AUDIO+B (8.5V)
+3.3V
IC603
+1.2V
IC703
5 USB_OUT
USB_IN 7
2 LX
VIN 3
DC/DC CONVERTER
IC1300
8 4
9
12
D805, 806
Q301
VP 35
CN301 (2/2)
15 VCC
9
AMP_REM
13
ACC
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