Sanyo PLC-XU87 - IIC bus control circuit

-51-
Chassis Block Diagrams
6
SCL0_5V
SDA0_5V
SCL2_5V
DVI_SCL
DVI_SDA
VGA_SCL
VGA_SDA
SDA2_5V
DDC_SW1
DVI_V
3
IC301
SCALER
<PW190>
IC1371
BUS-SW
<TC7WBD125>
5 2
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
98
3
6 3
5 3 2 1
IC8121
BUS-SW
<TC7WBD125>
5
1,7
2
290 208
D[0-7]
21 217
1 2 3
6
FAN
CONTROL
IC3501
DAC
<M62334>
IC8811
TEMP
SENSOR 3
<LM76CH>
1413
IC5001
AUDIO
SELECTOR
<NJW1141>
1003
IC8001
DVI I/F
<SiI169>
MAIN
6
SCL
SDA
211 294
5
IC1391
CONTROL
MEMORY
21
IC8821
TEMP
SENSOR 2
<LM76CH>
IC8831
TEMP
SENSOR 1
<LM76CH>
67 5
4
15
IC8101
DVI HDCP
MEMORY
65
IC1051
VGA HDCP
MEMORY
IC8131
DDC-SW
5
3 2 1
4 14
15
9,10
11
Q8111
DDC_SW3
99
DDC_SW4
Q1061
9-11
DVI-I DSub15
DVI_V
IC1802
I/O
EXPANDER
<TE7783>
DDC_SW2
IIC bus control circuit