Panasonic PT52LCX66 Service Manual - Page 67

Printed Circuit Board

Page 67 highlights

13 Printed Circuit Board 13.1. FRONT JACK / OPERATION P.C.B. / POWER SWITCH P.C.B. / THERMISTOR 2 P.C.B. / COVER SWITCH P.C.B. PT-52LCX66 / PT-56LCX66 / PT-61LCX66 / PT-52LCX16 / PT-56LCX16 FRONT JACK / OPERATION P.C.B. LSEP3200A NOTE: FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES, REFER TO BEGINNING OF SCHEMATIC SECTION. NOTE: CIRCUIT BOARD LAYOUT INCLUDES COMPONENTS WHICH ARE NOT USED. PLEASE REFER TO THE SCHEMATIC DIAGRAM AND PARTS LIST FOR PROPER PARTS CONTENT. COVER SWITCH P.C.B. LSEP3160A (COMPONENT SIDE) L3902 R3904 L3903 L3904 R3903 L3901 R3901 R3902 C3901 L3905 D3905 S-VHS IN 3 D3902 12 D3903 CN3901 D3904 VIDEO IN 3 JK3901 JK3902 AUDIO IN 3 L-CH D3901 S V L CN4591 1 1 7 AUDIO IN 3 R-CH R HEAD PHONE JK4591 SW6701 EPG CN6701 7 1 SW6703 MENU R6707 SW6705 OK (DUAL PATTERNS) SW6708 TV/VIDEO R6702 SW6702 VOL-DOWN R6703 SW6704 VOL-UP R6704 R6705 SW6706 CH-DOWN R6706 L6701 R6701 C6701 3 1 INFRARED RECEIVER UNIT SW6707 CH-UP RM6701 LSJB3200 SW2911 LAMP COVER SW J2911 (FOIL SIDE) TP6706 TP6705 TP6704 TP6703 TP6707 TP6708 TP6702 TP6701 P2912 (DUAL PATTERNS) POWER SWITCH P.C.B. LSEP3201A SW6801 POWER SW R6803 R6804 R6802 R6806 NO G R D6801 STANDBY Q6802 E C B E C B Q6803 R6805 R6801 R6808 R6807 R6809 R6810 Q6804 E C B A D6802 K TEMP R6812 Q6805 E C B A D6803 K LAMP R6811 R6815 R6817 R6816 B C E Q6803 A K D6805 IRIS 8 CN6801 1 LSJB3201 67 LSJB3200 LSJB3160 THERMISTOR 2 P.C.B. LSEP3137B IMPORTANT SAFETY NOTICE: COMPONENTS IDENTIFIED BY THE SIGN HAVE SPECIAL CHARACTERISTICS IMPORTANT FOR SAFETY. WHEN REPLACING ANY OF THESE COMPONENTS, USE ONLY THE SPECIFIED PARTS. R2821 1 2 P2821 LSJB3137 FRONT JACK / OPERATION P.C.B. LSEP3200A POWER SWITCH P.C.B. LSEP3201A THERMISTOR 2 P.C.B. LSEP3137B COVER SWITCH P.C.B. LSEP3160A PT-52LCX66/PT-56LCX66/PT-61LCX66/PT-52LCX16/PT-56LCX16

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13 Printed Circuit Board
13.1. FRONT JACK / OPERATION P.C.B. / POWER SWITCH P.C.B. / THERMISTOR 2 P.C.B. / COVER SWITCH P.C.B.
PT-52LCX66/PT-56LCX66/PT-61LCX66/PT-52LCX16/PT-56LCX16
FRONT JACK / OPERATION P.C.B. LSEP3200A
R3904
R3903
R3901
R3902
C3901
L3903
L3902
L3904
D3901
D3905
L3901
L3905
JK4591
JK3901
SW6701
SW6703
SW6705
SW6708
SW6702
SW6704
SW6706
CH-DOWN
VOL-DOWN
VOL-UP
CH-UP
SW6707
R6707
R6702
R6703
R6704
L6701
R6705
R6706
D3902
D3903
D3904
CN3901
CN4591
CN6701
C6701
R6701
RM6701
1
7
12
1
7
1
1
3
LSJB3200
TV/VIDEO
OK
MENU
EPG
INFRARED
RECEIVER
UNIT
HEAD PHONE
S
S-VHS IN 3
VIDEO IN 3
AUDIO IN 3
L-CH
AUDIO IN 3
R-CH
JK3902
V
L
R
THERMISTOR 2 P.C.B. LSEP3137B
LSJB3137
P2821
R2821
1
2
COVER SWITCH P.C.B. LSEP3160A
SW2911
LAMP COVER SW
P2912
LSJB3160
J2911
FRONT JACK / OPERATION P.C.B. LSEP3200A
POWER SWITCH P.C.B. LSEP3201A
THERMISTOR 2 P.C.B. LSEP3137B
COVER SWITCH P.C.B. LSEP3160A
NOTE:
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
REFER TO BEGINNING OF SCHEMATIC SECTION.
NOTE:
CIRCUIT BOARD LAYOUT INCLUDES COMPONENTS WHICH ARE NOT USED.
PLEASE REFER TO THE SCHEMATIC DIAGRAM AND PARTS LIST FOR PROPER PARTS CONTENT.
IMPORTANT SAFETY NOTICE:
COMPONENTS IDENTIFIED BY THE SIGN
HAVE
SPECIAL CHARACTERISTICS IMPORTANT FOR SAFETY.
WHEN REPLACING ANY OF THESE COMPONENTS,
USE ONLY THE SPECIFIED PARTS.
TP6706
TP6705
TP6704
TP6703 TP6707
TP6708
TP6702
TP6701
LSJB3200
(FOIL SIDE)
(COMPONENT SIDE)
(DUAL PATTERNS)
(DUAL PATTERNS)
POWER SWITCH P.C.B. LSEP3201A
B
E
C
B
E
C
B
E
C
B
E
C
B
E
C
SW6801
D6801
Q6803
Q6802
R6804
R6803
R6802
R6806
R6805
D6802
R6801
R6809
R6808
R6807
R6811
R6815
R6817
R6810
R6812
POWER SW
STANDBY
R
G
NO
Q6804
A
K
TEMP
D6803
A
K
LAMP
D6805
A
K
IRIS
Q6805
R6816
1
8
Q6803
CN6801
LSJB3201
PT-52LCX66 / PT-56LCX66 / PT-61LCX66 / PT-52LCX16 / PT-56LCX16
67