Sony HCD-GT3D Service Manual page 60

HCD-GT3D
IC3004 BU9795AKS2 (LCD BOARD)
52 51 50 49 48 47
COM2 1
COM3 2
LCD voltage
generator
NC 3
VLCD 4
VDD 5
LCD BIAS
SELECTOR
VSS 6
OSCIO 7
CSB 8
SCL 9
OSCILLATOR Power On
Reset
SDA 10
NC 11
TEST 12
INHb 13
14 15 16 17 18 19 20
IC102 TC74VHC126FT (EK) (MOTHERBOARD BOARD (8/10))
1G Vcc
1 14
1A 2 13 4G
1Y 3 12 4A
2G 4 11 4Y
2A 3G
5 10
2Y 6 9 3A
GND 7 8 3Y
IC103 BU4229F-TR (MOTHERBOARD BOARD (8/10))
Vout CT
4 3
–
+
Vref
1 2
GND V
DD
IC106 MX25L3235EM2I-10G (MOTHERBOARD BOARD (9/10))
IC302 MX25L3235EM2I-10G (MOTHERBOARD BOARD (5/10))
CS 1
Address
Generator
2
DO
Data
Register
SRAM
Buffer
WP 3
Mode State
Logic Machine
Clock Generator
GND 4
60
46 45 44 43 42 41 40
39 SEG23
38 SEG22
37
NC
Segment
Common
driver driver
36 SEG21
35 SEG20
Blink
Common
timing
DDRAM 34 SEG19
counter
generator
33 SEG18
32 SEG17
Command Command
register Data Decoder
31 SEG16
Serial inter face
30 SEG15
IF FILTER
29 NC
28 SEG14
27 SEG13
21 22 23 24 25 26
8
VCC
Memory Array
Page Buffer
7 HOLD
Y-Decoder
Sense
6 CLK
Amplifier
HV
Generator
5
DI
Output
Buffer