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Only training and service purposes.
1. Poor Connection
- Sub Board Ass’y
Board connection point
Sub Board Ass’y
2
3
1
4A
4B
4C
5
6A
6B
No.
Circuit Number
Pin count Connections
Symptoms of a bad connection
1
P400
4
FAN
Not operate FAN. The projector will be turned off after 10s as
soon as power on.
2
P404
20
DLPC B/D
Not operate FAN & No image. The projector will be turned off
after some seconds as soon as power on.
3
P403
24
PSU
Not operate FAN & No image. The projector will be turned off
after some seconds as soon as power on.
4A,4B,4C
P100,P200,P300
12,8
LD
R/G/B color off(P100 : GREEN, P200 : BLUE, P300 : RED)
5
P400
3
TEMP B/D
The projector will be turned off after some seconds as soon as
power on.
6A,6B
P401,P402
4
FAN
Not operate FAN. The projector will be turned off after 10s as
soon as power on.
Содержание HU85LA
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