Sony MHC-V77DW Service Manual page 74

MHC-V77DW
IC3204 BU9795AKS2 (LCD BOARD)
52 51 50 49 48 47
COM2 1
COM3 2
LCD voltage generator
NC_3 3
VLCD 4
+
–
VDD 5
LCD BIAS
SELECTOR
+
VSS 6
–
OSCIN 7
CSB 8
SCL 9
OSCILLATOR
Power On Reset
SDA 10
NC_11 11
TEST 12
INHB 13
14 15 16 17 18 19 20
IC3206, IC3207, IC3208, IC3209 TC7SH125FU (LCD BOARD)
G 1 5 VCC
IN_A 2
4 OUT_Y
GND 3
IC001, IC002 CY8CMBR3116-LQXIT (SENSOR
CS0 /PS0 1
CapSense Sensors
Buttons
CS1 /PS1 2
CS2 /GUARD 3
CS3 4
CMOD 5
VCC 6
VDD 7
VSS 8
CS15 /SH/ HI 9
CS14 /GPO6 10
CS13 /GPO5 11
CS12 /GPO4 12
CS11 /GPO3 13
14 15 16
74
46 45 44 43 42 41 40
39 SEG23
38 SEG22
37 NC_37
Segment
Common
driver driver
36
SEG21
35 SEG20
Common Blink timing
34 SEG19
DDRAM
counter generator
33
SEG18
32 SEG17
Command
Command
register Data Decoder 31 SEG16
Serial inter face
30
SEG15
IF FILTER
29 NC_29
28 SEG14
27 SEG13
21 22 23 24 25 26
BOARD (2/3))
CSD PLUS With
SmartSense
CY8CMBR3116
GPO Drive
and Control
PWM
17 18
24 XRES
HOST
Interrupt
23
HI /BUZ/ GPO7
22
I2CSCL
21 I2CSDA
20
CS4
19