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5. Electronic spares and servicing procedures
board
description
SMPS
Supplies the various voltages: ++12V, +12V, +12VA
Generates the control voltages for (in defined groups):
•
lamp fans
•
DMD fan
•
LPS fan
•
lamp top fans
•
light pipe fan
•
PB (power box) fan
•
PMP (pixel map processor) fan
controller
Receives and generates various control signals:
•
motor power control
•
lamp control signals
•
lens motor control signals
•
temperature sensing feedback signal
•
DMD temperature sensing feedback signals
•
ambient temperature feedback signal
Connectors
Overview of the connectors on the powerbox.
1
8
7
9
12
13
14
19
20
21
15
17 18
16
2
3
4
5
6
Image 5-45
Connectors on the right side of the power box
Connector
Description
2
fan of the powerbox
3
power supply for the fan connector board (5 groups of voltages for 7 fans)
5
lightpipe fan
6
++12V standby , +12V operational , +12VA operational and image
7
temperature sensors on the lamps
9
ambient temperature sensor (determines the speed of the fans)
13
communication with PMP
15
puls counters from fans via fan connector board (8 wires, 7 signals)
52
R59770097 ID H250 / H500 15/05/2007
Summary of Contents for iD H250
Page 1: ...iD H250 H500 Service manual R9010570 R9010520 R59770097 00 15 05 2007...
Page 10: ...1 Safety 6 R59770097 ID H250 H500 15 05 2007...
Page 22: ...2 General information 18 R59770097 ID H250 H500 15 05 2007...
Page 24: ...3 Software 20 R59770097 ID H250 H500 15 05 2007...
Page 68: ...5 Electronic spares and servicing procedures 64 R59770097 ID H250 H500 15 05 2007...
Page 84: ...6 Optical spares and servicing procedures 80 R59770097 ID H250 H500 15 05 2007...