Panasonic PT52LCX66 - MULTI MEDIA DISPLAY Service Manual page 58

PT-52LCX66 / PT-56LCX66 / PT-61LCX66 / PT-52LCX16 / PT-56LCX16
SYSTEM CONTROL BLOCK DIAGRAM
BASE P.C.B. MAIN P.C.B.
IC3101 (VIDEO SW)
+9V 8,47,53,57 VCC I2C SERIAL CLOCK1 46
I2C SERIAL DATA1 45
IC4002 (AUDIO SW)
VCC I2C SERIAL CLOCK1
+9V 5,6 32 CN3103-64 CN3000-64
I2C SERIAL DATA1
33 CN3103-65 CN3000-65
CN3103-58 CN3000-58
CN3103-59 CN3000-59
CN3103-60 CN3000-60
IC5801 (HDMI INTERFACE)
IC4504 (AUDIO AMP)
+22V 4,8,11,15 VCC I2C SERIAL CLOCK0 23
I2C SERIAL DATA0 24
+3.3V 20,29,34 VDD
RESET(L) 22
IC5000
(MAIN VIDEO SIGNAL PROCESS)
IC5001
(DIGITAL VIDEO SIGNAL PROCESS)
IC6003 (FLASH MEMORY)
ADDRESS(0-17)
OUTPUT ENABLE(L)
IC6002
+3.3V 2 RESET 4
IC6005
IC6006
2 RESET 4
2
4
1
FRONT JACK/OPERATION P.C.B. BASE P.C.B.
RM6701
REMOTE
SENSOR
CN6701-3 CN3101-3 CN3103-63
KEY MATRIX CN6701-6 CN3101-6 CN3103-61
CN6701-7 CN3101-8 CN3103-62
(OPERATION BUTTON)
POWER SW P.C.B.
STBY +3.3V
Q6802
Q6803
D6801
POWER
D6802 D6803 D6805
TEMP LAMP GREEN RED IRIS
LAMP MODE
CN6801-3
CN6801-2
Q6805
CN6801-6
CN6801-5
Q6804
SW6801 POWER
CN6801-1
TO POWER SUPPLY
LAMP ON(H)
CN6002-1
BLOCK DIAGRAM(1/2) LAMP ON(L)/OFF(H)
LAMP STATUS CN6002-3
(CN1522)
IC6001 (MAIN MICROCONTROLLER)
I2C SERIAL CLOCK2
24
I2C SERIAL CLOCK1 I2C SERIAL DATA2
116 23
I2C SERIAL DATA1 ATSC SERIAL DATA0
117 103
ATSC SERIAL DATA1 104
DTV RESET(L) 109
D/A SW 17
I2C SERIAL CLOCK0 I2C SERIAL CLOCK0
28 84
I2C SERIAL DATA0 I2C SERIAL DATA0 OSD H-SYNC OSD H-SYNC
27 85 62
RESET(L) 102 16 HDMI RESET(L)
OSD-CLOCK 57 OSD-CLOCK
OSD-YM 53 OSD-YM
OSD-YS OSD-YS
52
OSD-CLOCK OSD-CLOCK
48
I2C SERIAL CLOCK0
82
I2C SERIAL DATA0 OSD H-SYNC OSD H-SYNC
81 54
RESET(L) 78
OSD V-SYNC 51 OSD V-SYNC
OSD-R DATA(0-4) 42-46 OSD-R DATA(0-4)
OSD-G DATA(0-5) OSD-G DATA(0-5)
34-39
I2C SERIAL CLOCK0
A23
OSD-B DATA(0-4) OSD-B DATA(0-4)
29-33
I2C SERIAL DATA0 B22
RESET(L) D1
RESET(L) D6
DATA(0-15) 29-36,38-45 127-138,141-144 DATA (0-15)
1-8,17-25,48 3-9,146-152,155-158 ADDRESS (0-17)
CS(L) IC6003 CS(L)
26 112
OUTPUT ENABLE(L)
28 123
WRITE ENABLE(L) 11 122 WRITE ENABLE(L)
+5V
RESET(L) 12 125 RESET(L)
+5V LINE DETECT
108
(NORMAL(H)/ABNORMAL(L))
AC STOP (L)
89
159 RESET(L)
IC6007
1
4
2
IC6012
2
4
1
Q5000
IC5022
4 2
RESET(L) 20
Q6003
SCAN2
DRIVE 2
IC6000 (EEPROM)
I2C SERIAL CLOCK3 56 6 I2C SERIAL CLOCK3
I2C SERIAL DATA3 I2C SERIAL DATA3
55 5
Q6002 Q6027
LAMP TIME DATA
CN3000-63 102 IR DATA SETTING DATA OF EACH
CN3000-61 96 KEY DATA 0 IC's FOR MAIN P.C.B.
CN3000-62 97 KEY DATA 1 USER ADJUSTMENT DATA
ADJUSTMENT DATA
11,28,40,47,65,77,
82,101,124,140,153
VDD
STBY +3.3V
LAMP COVER OPEN(H) 92
SOS2 SOS2
93
LOW+B SW 95 LOW+B SW
CN6001-4 115 POWER LED-G ON(L)
CN6001-3 114 POWER LED-R ON(L)
AC STOP(L)
CN6001-7 LAMP LED ON(H)
22
AC SW ON(H) AC SW ON(H)
26
CN6001-6 21 TEMP LED ON(H)
CN6001-2
Q6011 Q6012
18 LAMP ON(H)
Q6000 Q6001
LAMP STATUS
27
Q6011
DIGITAL TUNER P.C.B. LCD DRIVE P.C.B.
CN6003-15 DT12-15 POWER DET
CN6003-35 DT12-35 I2C SERIAL CLOCK1
CN6003-34 DT12-34 I2C SERIAL DATA1
CN6003-32 DT12-32 I2C SERIAL CLOCK2
CN6003-33 DT12-33 I2C SERIAL DATA2
FROM/TO
DIGITAL TUNER
BLOCK DIAGRAM
ATSC SERIAL DATA0
CN6003-19 DT12-19
CN6003-18 DT12-18 ATSC SERIAL DATA1
CN6003-22 DT12-22 DTV RESET(L)
CN6003-36 DT12-36 D/A SW(DIGITAL(L)/ANALOG(H))
IC2304 (BUFFER)
11 10
13 12 9 8
FROM/TO VIDEO I
1 2 3 4
SIGNAL PROCESS
BLOCK DIAGRAM
IC2302 (EEPROM)
SERIAL DATA 1
2
ADJUSTMENT DATA/
6 SERIAL CLOCK SETTING DATA OF
VCC 8 +3.3V
5 SERIAL DATA 0 EACH IC'S FOR LCD
1 CS(L) DRIVE P.C.B.
IC2301 (LCD MICROCONTROLLER)
IC2705
EEPROM CS(L)
38
(OP AMP)
56 S/H-BLUE CS(L)
57 S/H-GREEN CS(L) FAN1 SPEED
23 5
58 S/H-RED CS(L) CONTROL
6
IC2503/IC2007/IC2008//IC2009 CS(L)
41
SERIAL DATA 1
19
SERIAL CLOCK
20
SERIAL DATA 0
18
FAN ON(H) 42
X2301
X1
8 MHz 8
OSC X2
9 FAN2 SPEED CONTROL
63
IC2305
IC2303
+3.3V RESET 1
4 14 RESET (L)
2
FAN3 SPEED CONTROL 52
Q2302
CN5700-18 CN2502-18 36 I2C SERIAL CLOCK
FAN1 LOCK(H) 29
CN5700-19 CN2502-19
Q2303 FAN2 LOCK(H)
30
CN5700-20 CN2502-20
FAN3 LOCK(H)
35 I2C SERIAL DATA 31
TXD
15
+9V
RXD
16
+3.3V
+9V LINE DETECT
59
(NORMAL(H)/ABNORMAL(L))
FILTER ERROR DETECTION 62
VCC 8 STBY+3.3V
+5V
+5V LINE DETECT
4
(NORMAL(H)/ABNORMAL(L))
TEMPERATURE DATA 1 64
+17V
V-REF
6
+17V LINE DETECT VCC
7
60
(NORMAL(H)/ABNORMAL(L))
CN5700-16 CN2502-16
FROM/TO
POWER SUPPLY
BLOCK DIAGRAM(2/2)
CN2705-4 I2C SERIAL CLOCK IRIS P.C.B.
CN2705-5 I2C SERIAL DATA
58
IC2503 (COLOR CORRECTION/TIMING GENERATOR)
SERIAL CLOCK
A19
B20 SERIAL DATA 0 +3.3V
C5,C14,ETC
A20 CS(L) VDD2
IC2501
D7,D8,ETC
+1.8V
VDD1 3 1
REG.
IC2007,IC2008,IC2009 (LEVEL SHIFTER)
SERIAL CLOCK VDD +15.5V
2 13,22,34
SERIAL DATA
3
CS(L)
1 VDD 12,37,39 +3.3V
IC2003,IC2004 (SAMPLING HOLD RED)
SERIAL CLOCK VCC +15.5V
11 18,28,ETC
SERIAL DATA 0
9
CS(L)
10 VCC 80 +3.3V
IC2002,IC2005 (SAMPLING HOLD GREEN)
SERIAL CLOCK VCC +15.5V
11 18,28,ETC
SERIAL DATA 0
9
CS(L)
10 VCC 80 +3.3V
IC2001,IC2006 (SAMPLING HOLD BLUE)
SERIAL CLOCK VCC +15.5V
11 18,28,ETC
SERIAL DATA 0
9
CS(L)
10 VCC 80 +3.3V
+9V
7
IC2702
FAN 1
2
DRIVE
4 CN2701-1
5
CN2701-2
1
CN2701-3
IC2703
FAN 2
2
DRIVE CN2702-1
4
5
CN2702-2
1
CN2702-3
IC2704
FAN 3
2
DRIVE
4 CN2703-1
5
CN2703-2
1
CN2703-3
+3.3V
CN2303-7 TXD
RS-232C
CN2303-8 RXD
THERMISTOR 2 P.C.B.
IC2705 (OP. AMP)
CN2301-2 P2821-2
CN2301-1 P2821-1
3
1
2
COVER SWITCH P.C.B.
+3.3V
CN2501-1 P2912-1
CN2501-2 P2912-2
IRIS UNIT
SYSTEM CONTROL BLOCK DIAGRAM
PT-52LCX66/PT-56LCX66/PT-61LCX66/PT-52LCX16/PT-56LCX16
R2821
TEMPERATURE
SENSOR
(NEAR THE LAMP)
SW2911
COVER SW