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Part 4: Troubleshooting
4-3
SW902
Interlock sw.
SW905
Thermal sw.
F601
Fuse
1
1
3
1
2
3
3
5
5
3
1
3
1
2
9
11
3
4
4
10
11
5
6
9
8
3
Power
Oscillator
Circuit
16V
16V
15V
6V
-5V
16V
16V
6V
-5V
FN901
FN902
FN903
FN906
FN904
FN905
LAMP_SW
LAMP_DET.
IC_RESET
FAN_CS1
FAN_CS2
12VF1
IC801
MAIN CPU
IC1872
TEMP.SENSOR
IC1691
TEMP. SENS.
TEMP. SENSOR
BOARD
1
2
1
2
52 51
138
123
137
125
2
110
111
IC6603
Q6603
Q6626
IC6606
POWER BOARD
SUB POWER BOARD
MAIN BOARD
LAMP BALLAST UNIT
IC1871
TEMP.SENSOR
1
2
AC IN
K6A
K8L
CN6A
CN66A
K66L,K66M
K66J
K66K
K8D
K66D
K8X
K48E
K7A
K7B
LAMP Ass'y
LAMP_ERR
SD
A
SCL
SDA
SCL
IC601
P.F.CONTROL
TSW601
Failure: High
On: High
On: High
On:
High
On: Low
IC1871
IC1691
IC1872
1
1
4
2
2
5
12VF2
IC6602
IC6604
FAN_SW
FAN_SW
IC_RST
FAN_DRIVE
Failure: Low
P.FAIL
P.FAIL
Q4807
Q6624
Q6613/Q6614
Q6604
Q6623
IC6607
9V
5V
IC3381
15
Q3571
K66G
SW902
F601
SW905
Fig. 4-1 Power supply drive and protection circuit diagram and location
Содержание D78-5232
Страница 2: ...CANON Power Projector LV 7545E D78 5231 SERVICE SMANUAL ...
Страница 9: ......
Страница 10: ...Part 1 General Information ...
Страница 23: ...7 SUPPORTED COMPUTER SYSTEM MODE See the attached sheet Owner s Manual page 26 Part 1 General Information 1 13 ...
Страница 24: ......
Страница 25: ...Part 2 Repair Information ...
Страница 46: ...Part 3 Adjustment ...
Страница 69: ...Part 4 Troubleshooting ...
Страница 86: ...Part 4 Troubleshooting 4 17 BH3540 Volume Control IC1652 CXA2101AQ RGB Matrix IC4101 ...
Страница 87: ...Part 4 Troubleshooting 4 18 FA5332M P F Controller IC601 FA7612CA PWC Controller IC6602 IC6603 IC6616 ...
Страница 90: ...Part 4 Troubleshooting 4 21 LB1645 Motor Drive IC1601 LC863316 SUB CPU IC1851 ...
Страница 91: ...Part 4 Troubleshooting 4 22 ML60851 USB I F IC9801 M62393 D A IC212 IC2381 ...
Страница 92: ...Part 4 Troubleshooting 4 23 M62399 D A IC3501 IC3551 PW365 System Control Scan Converter IC301 ...
Страница 93: ...Part 4 Troubleshooting 4 24 SII161ACT DVI I F IC8001 STR Z2156 Power Switching IC651 ...
Страница 94: ...Part 4 Troubleshooting 4 25 TA1287 RGB YUV Converter IC4551 TB1274AF Video Decoder IC1101 ...
Страница 95: ...Part 4 Troubleshooting 4 26 TDA7056 Audio Output IC1631 IC1632 ...
Страница 96: ...Part 5 Parts Catalog ...
Страница 97: ......
Страница 101: ...62 54 63 53 62 58 61 64 56 59 70 71 52 55 65 Page 2 CANON LV 7545J REF No D78 5231 LV 7545U D78 5232 LV 7545E D78 5233 ...
Страница 105: ...Page 4 CANON LV 7545J REF No D78 5231 LV 7545U D78 5232 LV 7545E D78 5233 23 a 23 b 23 51 b 51 a 51 43 43 2 ...
Страница 113: ...Part 6 Electrical Diagrams ...
Страница 130: ......