Panasonic PT-60LCX64-K Service Manual page 193

LCD DRIVE IV SCHEMATIC DIAGRAM (A, B)
TP2901
D0YBR0000015
TO POWER
P2901 C2912
C.B.A. P1008
0.1
L2908
42uH
UNREG+17V
1
L2909 42uH
UNREG+12V
2
L2910 42uH
REG+5V C2913
3
L2911
42uH
0.1
REG+3.3V
4
GND
5
GND 6
GND
7
GND
8
C2914 C2916
100/6.3V
0.1
C2915 C2917
0.1 100/6.3V
(TO FAN1) P2902
L2901 0[2012]
1
FAN1_+B
L2902 0[2012]
2
FAN_GND
L2903 100
3
FAN1_LOCK
R2901
0.47
L2904
(TO FAN2) P2903
0[2012]
1
FAN2_+B
L2905
2
FAN_GND
100
FAN2_LOCK 3
L2906
(TO FAN3) P2904
0[2012]
1
FAN3_+B
L2907
2
FAN_GND
100
3
FAN3_LOCK
NOTE: For placing a purchase order of the parts, NOTE: For placing a purchase order of the parts,
LCD DRIVE(POWER)
IC2901
C0DBEKG00004
+15.5V REG.
TP2906 TP2910
(+15.5V REG.)
GND D0YBR0000015
TP2902
1 2 3 4 5
R2913 R2922
PT
15K
R2909
PT
C2925
C2921 R2914 R2915
C2918 R2902
10/25V
0.1 1.2K 75K
10/25V 1K
IC2902
C0DBEKG00003
REG.
(FAN1 DRIVE) TP2907 TP2911
GND
TP2903 1 2 3 4 5
R2906 R2916
C2929
PT 4700[D]
0.01
C2922
R2917
C2919 R2903 R2923 C2926
0.1
33/25V 1K 5600[D] 47/16V
1K[D]
R2910 R2944
PT PT R2926
22K[D]
C2931
10/16V
IC2903
C0DBEKG00003
REG.
(FAN2 DRIVE) TP2908 TP2912
GND
TP2904
1 2 3 4 5
R2918
R2907
PT 5600
C2923 C2927
0.1
47/16V
R2904
R2919 R2924
1K
1K 10K
R2911 R2945
PT PT
IC2904
C0DBEKG00003 REG.
TP2913
TP2909
(FAN3 DRIVE) GND
TP2905 1 2 3 4 5
R2920
R2908
6800
PT
C2924 C2928
0.1 47/16V
R2905
R2921 R2925
1K
1200
6800
R2912 R2946
PT
PT
NOTE: NOTE:
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES, FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
be sure to use the part number listed in the parts list. be sure to use the part number listed in the parts list.
REFER TO BEGINNING OF SCHEMATIC SECTION. REFER TO BEGINNING OF SCHEMATIC SECTION.
Do not use the part number on this diagram. Do not use the part number on this diagram.
+17V
+15.5V
+15.5ADJ
LCD_ON_H
+12V
+3.3V
+5V
FILTER_DET
R2940 C2934
PT PT
R2939 R2942
0 10K
FAN1_SD_CTL
8 7 6 5
VCC
IC2905
R2933 R2934 R2936
C0ABBA000137
5600 5600 5600
TP2914
GND
1 2 3 4
D2901
R2927
MA3J142E0L
FAN_LOCK_H
47K[D]
R2931
2200 R2935
R2928
47K
22K[D]
C2930
R2929
0.1[KB]
2200[F]
FAN1_ON_H
FAN2_SD_CTL
FAN2_ON_H
FAN3_SD_CTL
FAN3_ON_H
193
NOTE: NOTE:
PARTS MARKED "PT" ARE NOT USED. PARTS MARKED "PT" ARE NOT USED.
COMPARISON CHART
OF MODELS & MARKS
MODEL
80 TO LD III
PT-43LCX64
PT-50LCX64
PT-60LCX64
Not Used
72 TO LD II
76 TO LD III
82 TO LD III
79 TO LD III
9 TO LD I,LD II,LD III
2 TO LD I,LD III
4 TO LD I,LD III
8 TO LD I
3 TO LD I
83 TO LD III
77 TO LD III
84 TO LD III
LINK TO VOLTAGE CHART
78 TO LD III
81 TO LD III LCD DRIVE IV SCHEMATIC DIAGRAM
PT-43LCX64/PT-50LCX64
PT-60LCX64-K
MARK
A
B
C
PT
LSJB3126