Sanyo PLC-WXU30 - IIC Bus Control Circuit

-55-
Chassis Block Diagrams
SCL0_33V
SDA0_33V
SCL2_5V
DVI_SCL
DVI_SDA
VGA_SCL
VGA_SDA
SDA2_5V
DDC_SW1
DVI_V
IC301
SCALER
<PW190>
293 212
6
SI_SCL
SI_SDA
DVI_SCL
DVI_SDA
VGA_SCL
VGA_SDA
3
IC1351
BUS-SW
<TC7WBD125>
IC1041
DDC-SW
Q8112
5 2
2 3
6 3
5 3 2 1
IC8121
BUS-SW
<TC7WBD125>
5
1,7
2
290 208
D[0-7]
21 21
IC8811
TEMP
SENSOR 3
<LM76CH>
1413
IC5001
AUDIO
SELECTOR
<NJW1156>
1003
IC8001
DVI I/F
<SiI169>
48EK30A
TEMP
MAIN
6
SCL
SDA
211 294
5
IC1391
CONTROL
MEMORY
21
IC8821
TEMP
SENSOR 2
<LM76CH>
IC4831
TEMP
SENSOR 1
<MCP9801T>
67 5
4
15
IC8101
DVI HDCP
MEMORY
65
IC1051
VGA HDCP
MEMORY
4 3
IC8131
DDC-SW
5
3 2 1
4 14
15
9,10
DDC_SW3
99
DDC_SW4
Q1061
9-11
DVI-I DSub15
DVI_V
IC1802
I/O
EXPANDER
<TE7783>
IIC bus control circuit