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Part 4: Troubleshooting
4-4
Fig. 4-1
IC301
SYSTEM
CONTROL
ON/OFF BUTTON
17-18
16
14
15
13
19
18
146
206
2
6
2-5
8
2
4
AC INPUT
FAN
LAMP BST_SW.
LAMP POWER
5V_SW.
5V_SW.
F601
FUSE
SW902
THERMAL SW.
Is fuse (F601) blown?
SW904
INTER LOCK
SW.
LAMP
READY
TEMP
WARNING
LAMP
REPLACE
Check that the
POWER FAIL signal
at pin 6 of IC1808 is
correct.
L : abnormal
Check that the 5V_SW signal
at pin 11 of K3D is correct.
H : Power ON
Check that the LAMP_BST_SW
signal at pin 12 of K3D is correct.
H : Power ON
Check that the LAMP_POW
signal at pin 2 of IC2882 is
correct.
KEY SW
LAMP_BST_SW
IC1803
FAN_DRIVE
(Abnormal: H)
(P
o
w
er-On:
H)
(P
o
w
er-On:
H)
(P
o
w
er-On:
H)
(Power-On: H)
(Abnormal: L)
IC1804
IC1851
FAN CONT1
IC1806
POWER LED
TEMP LED
READY LED
LAMP REP. LED
POWER_FAIL
POWER_FAIL
POWER_FAIL
IC1808
KEY SW.
LAMP_ERR
LAMP_SW
LAMP_ERR
IC2882
IC2883
PSDA
PSDA
INDICATOR
KEY SWITCHES
Check that the LAMP
indicator and READY
indicator are lighting.
If both of indicators
are not lighting,check
the primary side of
the power supply
circuit or S6V of
standby power supply
circuit.
IIC BUS
Содержание D78-5152
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Страница 3: ...CANON Multimedia Projector LV 5110U D78 5152 LV 5110E D78 5153 SERVICE SMANUAL ...
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Страница 11: ...Part 1 General Information ...
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Страница 33: ...Part 2 Repair Information ...
Страница 34: ......
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Страница 55: ...Part 3 Adjustment ...
Страница 56: ......
Страница 77: ...Part 4 Troubleshooting ...
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Страница 81: ... Memo Part 4 Troubleshooting 4 3 ...
Страница 91: ...Part 4 Troubleshooting 4 13 TP513 S H B OUTPUT TP562 S H B OUTPUT TP561 S H B INTPUT ...
Страница 92: ...Part 4 Troubleshooting 4 14 4 IC BLOCK DIAGRAMS FA5332M Power Factor Control IC01 AN5265 AUDIO OUTPUT IC001 ...
Страница 93: ...Part 4 Troubleshooting 4 15 PW164 10RK System Control Scan Converter IC301 CXA2111R LCD Driver IC401 ...
Страница 94: ...Part 4 Troubleshooting 4 16 M62358FP DAC IC431 CXD3503R White Uniformity Compensation IC471 ...
Страница 95: ...Part 4 Troubleshooting 4 17 CXA2112R Sample Hold IC501 IC531 IC561 STR Z2156 Power Switching Control IC631 ...
Страница 96: ...Part 4 Troubleshooting 4 18 IDT71V016S RAM IC811 CXA2016S Sync Separator IC1021 ...
Страница 97: ...Part 4 Troubleshooting 4 19 MC10H351ML IC1501 LM76CHMX Thermal Sensor IC1831 IC1832 ...
Страница 99: ...Part 4 Troubleshooting 4 21 TC4053BF Switching IC5001 ET1030F0A Level Shift IC3501 IC3531 IC3561 ...
Страница 100: ...Part 4 Troubleshooting 4 22 SAA7114H Digital Video Processor IC5101 ...
Страница 101: ...Part 5 Parts Catalog ...
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Страница 103: ...PARTS CATALOG Multimedia Projector LV 5110U REF NO D78 5152 LV 5110E D78 5153 Power Projector LV 5110J D78 5151 ...
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Страница 113: ...U 1 U 2 V 1 V 2 W 1 X 1 Z Page 5 CANON LV 5110J REF No D78 5151 LV 5110U D78 5152 LV 5110E D78 5153 ...
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Страница 118: ...Part 6 Electrical Diagrams ...
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