
PT-52LCX66/PT-56LCX66/PT-61LCX66/PT-52LCX16/PT-56LCX16/PT-52LCX66-K/PT-56LCX16-K/PT-61LCX66-K
POWER SUPPLY BLOCK DIAGRAM (1/2)
POWER SUPPLY BLOCK DIAGRAM (1/2)
WF1
WF2
WF5
WF3
WF4
WF6
WF7
WF8
POWER P.C.B.
POWER
CONTROL
CIRCUIT 2
CN1514-1
CN1514-5
CN1514-6
CN1514-(7-9)
CN1514-2
CN1514-3
STBY +7V
DT +30V
DRV +17V
DT +9V
DRV +17V
DT +30V
-12V
+12V
-12V
INVERTER DRIVE 1
INVERTER DRIVE 3
INVERTER DRIVE 2
INVERTER DRIVE 4
PFC OVER VOLTAGE DETECT (L)
SUB RELAY ON (L)
MAIN RELAY ON (L)
AC STOP (H)
AC STOP (L)
LAMP ON DETECT (H)
IGNITER ON (H)
AC SW ON (H)
LAMP ON (H)
LAMP STATUS (OFF(L))
PFC ON (H)
PWM CONTROL FOR LAMP POWER
GND
GND
GND
+12V
GND
WATTAGE
+7.5V
+7.5V
WATTAGE
WATTAGE
DT +9V
AC STOP(L)
AC SW ON(H)
STBY +7V
DT +30V
DRV +17V
DT +9V
AC STOP(L)
AC SW ON(H)
AMP+18V
AMP+18V
CN1516-2
MAIN POWER
(SWITCHING
TRANSFORMER)
IC1401
FEED BACK
IC1932
ERROR
VOLTAGE DET.
Q1305
OVER
CURRENT
DET.
OVER CURRENT DET.
OVER
VOLTAGE
DET.
OVER
VOLTAGE
DET.
D1320
D1321
IC1933,IC1934,
IC1935
LOGIC
R1324 +9V
Q1503,
Q1506,
ETC
D1505
R1511,
R1512
D1506
C1507
Q1505
Q1510
Q1507
T1401
SUB POWER
(SWITCHING
TRANSFORMER)
T1901
STBY+7V
STBY+12V
C1939
DC-DC CONVERTER
FOR 100W CONTROL
Q1401,Q1402,T1402,
D1403,D1405,D1406,C1509
Q1601
IC1931
Q1303
Q1508
Q1304
Q1509
TP1401
TP1402
NOISE
REDUCTION
CN1520-1
CN1520-2
TEMP FUSE
117 C(243 F)
(ON THE LAMP
HOUSE UNIT)
TP1501
TP1502
Q1602
CN1522-1
CN1522-3
TO/FROM
SYSTEM CONTROL
BLOCK DIAGRAM
(CN6002)
LAMP ON (H)
LAMP STATUS
LAMP ON(L)/OFF(H)
CONTINUE
POWER SUPPLY
BLOCK DIAGRAM(2/2)
(CN4501)
CONTINUE
POWER SUPPLY
BLOCK DIAGRAM(2/2
(CN6000)
RL1903
MAIN
RELAY
RL1902
SUB
RELAY
R1005
RUSH
CURRENT
PROTECTOR
F1001
6.3A 250V
CN1001-1
CN1001-2
AC IN
D1001
T1801
T1302
C1810
DRIVE
TRANS.
IC1409
-12V REG.
IC1408
+12V REG.
T1405 CURRENT
SENSOR
TRANS.
SWITCHING
CONTROL
IC1937
IC1906
REG.
IC1831
Q1801,Q1804
Q1904
IC1901,
Q1903
SWITCHING
CONTROL
CN1401
P2
AC
VOLTAGE
DETECT
SW
IC1404,Q1802
IC1002,IC1003,
IC1406,IC1407
PFC (POWER FACTOR CORRECTION)
DC-AC INVERTER
(Do not turn VR's!!)
AC LINE
FILTER
L1002
L1001
+200V
C1310
C1311
AMP+18V
PR1301
PR1304
R1330
PR1305
PR1302
STBY+15V
TP1907
TP1901
TP1908
TP1806
D1805,
D1808
D1807
(+400VDC)
TP1905
TP1804
TP1311
TP1911
TP1909
TP1910
TP1914
TP1503
TP1803 TP1802
TP1504
DRIVE
25
28
25
28
31
34
12
11
38
41
20
6
7
2
1
21
17
8
16
13
5
POWER CONTROL CIRCUIT 1 ON (H)
18
POWER CONTROL CIRCUIT 1 ON (H)
7
8
12
11
10
SW
19
10
15
6
1
2
13
7
8
12
11
10
6
1
2
13
R1951
TP1544
TP1542
3
4
R1703
23
24
31
34
12
11
38
41
20
6
7
2
1
21
17
8
16
13
5
18
19
10
15
3
4
23
24
TP1301
POWER
CONTROL
CIRCUIT 1
STBY+12V
PWM1
PWM2
O
VER CURRENT DET
. FOR PRIMAR
Y CIRCUIT
O
VER CURRENT DET
. FOR SECOND
AR
Y CIRCUIT
O
VER V
O
LT
A
G
E
DET
.
(PO
WER CONTR
OL CIRCUIT 1 OFF(L)/ON(M)/O
VER
V
O
LT
A
G
E DET(H))
+9V
+9V
PO
WER CONTR
OL CIRCUIT 1 ON (H)
LAMP
T1501
L1501
L1502
4
3
1
2
FULL-WAVE
RETIFIER
AC LINE
FILTER
F1002
1.6A 250V
D1937
FULL-WAVE
RETIFIER
AC LINE
FILTER
L1003
PT-52LCX66-K / PT-56LCX16-K / PT-61LCX66-K
108
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 ...