ViewSonic PJ870 Service Manual - Page 44

Formatter, Board, Connector

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PJ870 ci) 5-3.3 J501 : DC-DC to DMD Formatter Board Connector Pin# ignal AVDD 2 A_GND 3 Pl2V 4 GND 5 VDD 6 GND 7 P3P3V 8 GND 9 AVDD 10 GND 11 P3P3V 12 GND 13 PWRGOOD 14 J3 NC 15 CWINDEX 16 LAMPEN 17 FANEN 18 LAMPLIT 19 PWRIO_SPARE 20 THERMOSTAT '1*. CtiOn +5V Ground +12V Ground +5V Ground +3.3V Ground +5V Ground +3.3V Ground Power Good No Connection Color Wheel Index Lai ip Enable Fan Enable Lamp Lit No Connection Thermal Status ViewSonic Corporation [5-9] Confidential - Do Not Copy

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PJ870
ci)
5-3.3
J501
:
DC
-DC
to
DMD
Formatter
Board
Connector
Pin#
ignal
AVDD
'1
.
*CtiOn
+5V
2
A_GND
Ground
3
Pl2V
+12V
4
GND
Ground
5
VDD
+5V
6
GND
Ground
7
P3P3V
+3.3V
8
GND
Ground
9
AVDD
+5V
10
GND
Ground
11
P3P3V
+3.3V
12
GND
Ground
13
PWRGOOD
Power
Good
14
J3
NC
No
Connection
Color
Wheel
Index
15
CWINDEX
16
LAMPEN
Lai
ip
Enable
17
FANEN
Fan
Enable
18
LAMPLIT
Lamp
Lit
19
PWRIO_SPARE
No
Connection
20
THERMOSTAT
Thermal
Status
[5-9]
ViewSonic
Corporation
Confidential
-
Do
Not
Copy