Block Diagram - Panel/Power Supply Section - Sony MEX-BT3100P Service Manual

5-3.

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
(BT3100U)
LED930, 932, 934,
LED936, 938, 940,
LED942, 944, 946,
LED DRIVE
LED950, 952, 954, 3
Q930
LED956, 958, 960,
LED962, 964
(KEY ILLUMINATION)
LED931, 933, 935,
LED937, 939, 941,
LED943, 945, 947,
LED DRIVE
LED951, 953, 955, 2
Q931
LED957, 959, 961,
LED963, 965
(KEY ILLUMINATION)
LED901
LED DRIVE
1
(LCD BACK LIGHT)
Q901
MEX-BT3100P/BT3100U
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)
IC901
J801
REMOTE IN
COLOR2
SUB SYSTEM
CONTROLLER
IC601 (3/3)
COLOR1
LCD_DATA 64 26 LCD_DO
LCD_CLK 63 29 LCD_CLK
LCD_CE 62 28 LCD_CE
USB1_OVR 115
BACK-LIGHT
USB1_ON 116
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
23 23
+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
MEX-BT3100P/BT3100U
VP 35
CN301 (2/2)
15 VCC
9 AMP_REM
13 ACC