
-135-
Troubleshooting
detection of Power failure
Projector provides a protection circuit to prevent the secondary failure when the power failure, fans failure or tempera-
ture failure occurs on the projector. The power failure detection lines "PFAIL_S5V, "FAN_ERR1", etc. are connected
to the power supply lines and fans. When the failure occurs, IC301<SYSTEM CONTROL> receives an error informa-
tion through the ICs<IC5201, IC1801, etc.> and then the operation of power and ballast will be stop by the control
signals, "DC_ON", "BALLAST_AC1", "BALLAST_AC2".
Error information table
Ic
Pin
Signal Name
connection Lines
error Information
Failure Area
IC5201
400
PFAIL_DVI
S1.2VSI, S3.3VSI
HDMI,
3.3/1.2V
S6V1, S1.2VSI, S3.3VSI on Main
356
PFAIL_-5V
S-5V
MAIN,
-5V
S-5V line on Main
358
PFAIL_S5V
S5V, S3.3V_LVDS,
S5V_PW, S9V
MAIN,
S5V
S6VNIOS, S6V2, S9.6V, S5V, S3.3V_LVDS,
S5V_PW, S9V, S6VPW lines on Main
399
PFAIL_LENS
15V_LENS, 9V_LENS
LENS,
15/9V
15V_LENS, 9V LENS lines on Main
398
PFAIL_5V
5V. 3.3V
MAIN,
5/3.3V
6V_SW, 5V, 3.3V lines on Main
397
PFAIL_POWER
Power(DC), PFC
SAFETY-SW, 12V
12V on Power(DC), SW902, SW903,
SW904, PFC board
310
PFAIL_AD
3.3V_AD, 1.8VD_A/D,
1.8VA_A/D
A/D,
3.3/1.8V
S6V2, S3.3V_AD, 1.8V_AD, 1.8VA_AD,
lines on Main
311
PFAIL_MOTHER
S5VMI, S3.3V, S2.5V,
S1.2V, S9.6V, S5V_AV,
3.3V_LAN
MOTHER, 3.3/1.2V
S6V1, S5VMI, S3.3V, S2.5V, S1.2V on
Mother or AV
312
PFAIL_NIOS
S3.3V_NIOS,
S2,5V_NIOS,
S1.2V_NIOS
NIOS,
3.3/1.2V
S6VNIOS, S3.3V_NIOS, S2.5V_NIOS,
S1.2V_NIOS lines on Main
313
PFAIL_KS
S3.3V_KS, S2.5V_KS,
S1.8V_KS
PWKS,
3.3/1.8V
S6VKS, S3.3V_KS, S2.5V_KS, S1.8V_KS
lines on Main
IC1801
64
PFAIL_FPGA
S3.3V_FPGA,
S3.3V_FPGA_2,
S1.2V_FPGA
FPGA,
3.3/1.2V
S3.3V_FPGA, S3.3V_FPGA_2,
S1.2V_FPGA, 6VFPGA lines on Main
IC5201
305
FAN_ERR1
FN905 FAN LOCK
FAN1,
ERROR
Fan lock on FN905, cooling for CW
306
FAN_ERR2
FN904, FN906 FAN
LOCK
FAN2,
ERROR
Fan lock on FN904, FN906, cooling for
lamps
307
FAN_ERR3
FN903, FN907, FN909
FAN LOCK
FAN3,
ERROR
Fan lock on FN903, FN907, FN909, cooling
for power, ballast, optical
308
FAN_ERR4
FN901, FN902 FAN
LOCK
FAN4,
ERROR
Fan lock on FN901, FN902, exhaust fans
309
FAN_ERR5
FN908 FAN LOCK
FAN5,
ERROR
Fan lock on FN908, cooling for DMD
IC4401
205
FILTER_DET
SW1891
FILTER,
DET
Filter Cartridge Detection, SW1891
198
FILTER_COUNT
FILTER_COUNT
FILTER, TIME OUT
Filter Motor Error
307
LAMPCONTROL
LAMP_CONT (Formatter)
LAMPCONTROL (Main)
DDP,
ERROR
Formatter board
342
343
SHUTTER_POSI1
SHUTTER_POSI2
SHUTTER_POSI1
SHUTTER_POSI2
SHUTTER, ERROR
Shutter unit
IC301
68
THERM
TH901
PELTIER, ERROR
TH901 on Peltier Device
179
PRESS_SENS
PRESS_SENS
PRESSURE, ERROR
Pressure Sensor, IC8872
250/33
PW_SDA4/PW_SCL4
PW_SDA4/PW_SCL4
SLOT1,
ERROR
SLOT 1
32/115
PW_SDA5/PW_SCL5
PW_SDA5/PW_SCL5
SLOT2,
ERROR
SLOT 2
IC401
IC1401
157
280
CW1_INDEX
CW2_INDEX
CW1_INDEX
CW2_INDEX
WHEEL, ERROR
Color Wheel, Formatter
Power failure detection system
Summary of Contents for PDG-DHT8000L - 8000 Lumens
Page 45: ... 45 Electrical Adjustment Test Points and Locations K66S 1 7 ...
Page 148: ... 148 IC Block Diagrams AD8185ARUZ Slot RGB SW IC9031 THS7347IPHPR Analog SW IC1201 ...
Page 149: ... 149 IC Block Diagrams CXA2239AR Componemt SW IC2201 ISL51002CQZ A D IC201 ...
Page 150: ... 150 IC Block Diagrams BA7078AF Sync Sep IC5321 M62393FP DAC IC7801 ...
Page 151: ... 151 IC Block Diagrams PIC18F67 Network IC8301 TE7783APF I O Expander IC1801 ...
Page 152: ... 152 IC Block Diagrams PW392 Scaler IC301 NJM2671 Motor Drive IC5581 ...
Page 153: ... 153 IC Block Diagrams PW610 Keystone IC2301 THC63LVD1023B LVDS Transmitter IC7201 ...
Page 218: ... KE2AL Aug 2010 DC 50 Printed in Japan SANYO Electric Co Ltd ...