Table of Contents
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(PI875 Service Manual
Pinte 8 Le
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64
65
66
67
68
69
70
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72
73
74
75
76
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79
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100
Signal Name
SPOKE
LAMPSYNC
LAMPLIT
HSYNCOZ
OLACT
GND
GND
GND
+5VI
GND
+5VI
GND
+5VI
GND
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
GND
SDA
SCL
GND
N.C.
GND
GND
GND
BDO
GND
BD2
GND
BD4
+12V
Ground
+12V
Ground
+12V
Ground
+5V
Ground
+5V
Ground
+5V
Ground
No Connection
No Connection
No Connection
No Connection
No Connection
No Connection
No Connection
No Connection
No Connection
No Connection
Ground
Serial Data
Serial Clock
Ground
Lamp Enable
Lamp Lit
No Connection
+3.3V
Ground
Horizontal SYNC
Ground
Main Channel (DPF2)
Ground
Blue Data
Ground
Blue Data
Ground
Blue Data
ee
ViewSonic Corporation
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