
MAIN P.C.B.
SOS: No acknowledge reply
SOS: 0V on DT+5V line
4) IC5001 (GC4PRO) communication error detection circuit
7) Clogged air filter detection circuit
84
85
I2C SERIAL CLOCK0
I2C SERIAL DATA0
acknowledge
IC5000
(MAIN VIDEO SIGNAL PROCESS)
IC6001 (MAIN MICROCONTROLLER)
I2C SERIAL CLOCK0
I2C SERIAL DATA0
IC5801
(HDMI INTERFACE)
I2C SERIAL CLOCK0
I2C SERIAL DATA0
82
81
28
27
IC5001
(DIGITAL VIDEO SIGNAL PROCESS)
I2C SERIAL CLOCK0
I2C SERIAL DATA0
A23
B22
DT+5V
MAIN P.C.B.
3) Abnormal voltage (DT+5V line) detection circuit
Normal
SOS
IC6001 (MAIN MICROCONTROLLER)
+5V SENS
108
+9V
+5V
REG
2
1
IC1102
MAIN P.C.B.
LCD DRIVE P.C.B.
CN5700
CN2502
19
18
19
18
Normal
SOS
IC6001 (MAIN MICROCONTROLLER)
I2C SERIAL DATA
I2C SERIAL CLOCK
I2C SERIAL
DATA
I2C SERIAL
CLOCK
61
61
IC2301 (LCD MICROCONTROLLER)
35
36
FILTER ERROR
DETECTION
62
+9V
FAN1
CN2701-1
CN2701-2
CN2701-3
DRIVE
4
2
IC2702
3
2
1
IC2705
5, 6) Temperature Sensor error (shorted, open, or abnormal) detection circuit
MAIN P.C.B.
LCD DRIVE P.C.B.
THERMISTOR 2
P.C.B.
CN5700
CN2502
19
18
19
18
CN2301
P2821
2
1
2
1
IC6001 (MAIN MICROCONTROLLER)
I2C SERIAL DATA
I2C SERIAL CLOCK
I2C SERIAL
DATA
R2821
TEMPERATURE
SENSOR
I2C SERIAL
CLOCK
117
116
IC2301 (LCD MICROCONTROLLER)
35
36
TEMPERATURE
DATA1
64
PT-52LCX66-K / PT-56LCX16-K / PT-61LCX66-K
27
Summary of Contents for PT-52LCX66-K
Page 6: ...4 Specifications 6 PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K ...
Page 8: ...PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 8 ...
Page 9: ...PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 9 ...
Page 10: ...5 2 Replacement of Lamp PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 10 ...
Page 106: ...PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 106 ...
Page 116: ...PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 116 ...
Page 180: ...PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 180 ...
Page 181: ...16 2 BASE BODY SECTION PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 181 ...
Page 182: ...16 3 DISPLAY SECTION PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 182 ...
Page 183: ...PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 183 ...
Page 184: ...16 4 SCREEN SECTION PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 184 ...
Page 185: ...PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 185 ...
Page 186: ...16 5 PROJECTION SECTION PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 186 ...
Page 187: ...16 6 TV UNIT SECTION 1 PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 187 ...
Page 188: ...16 7 TV UNIT SECTION 2 PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 188 ...
Page 189: ...16 8 PACKING PARTS AND ACCESSORIES SECTION PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 189 ...
Page 208: ...18 2 OPTICAL UNIT SECTION PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 208 ...
Page 209: ...18 3 OPTICAL IRIS UNIT SECTION PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 209 ...
Page 210: ...18 4 POWER UNIT SECTION PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 210 ...
Page 211: ...18 5 PACKING PARTS SECTION PT 52LCX66 K PT 56LCX16 K PT 61LCX66 K 211 ...