Text preview for : s_c2_2_42.pdf part of PANASONIC TH37PV70E SERVICE MANUAL
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UMH
NUEL
C2_5V
DM 1 NC VDD2 3 4 5 VDD2 VDD2 NC GND 7 8 9 10 R7275 11 12 LE_C2 LEN 13 AA_DDC2 A6 14 AA_DDB2 A5 15 AA_DDA2 A4 16 AA_DDC3 A3 17 AA_DDB3 A2 18 AA_DDA3 A1 19 PC4_C2 BLK 20 CLR_C2 CLR 21 CLKU_2P7 FX FDET VDD1 ODE_C2 ODE 25 26 27 28 29 GND GND GND GND NC VDD2 31 R7235 6.8 C7221 100V 0.47u 78V 32 33 R7234 6.8 34 R7233 6.8 78V 35 36 37 VDD2 VDD2 NC VDD2 VDD2 VDD2 NC GND 39 40 41 42 43 44 45 AA_DDC0 A6 46 AA_DDB0 A5 47 AA_DDA0 A4 A3 A2 A1 BLK CLR FX FDET1 VDD1 ODE GND GND GND GND NC VDD2 VDD2 VDD2 NC NC DM 48 AA_DDC1 49 AA_DDB1 50 AA_DDA1 51 PC4_C2 52 CLR_C2 53 CLKU_3N8 54 55 56 ODE_C2 57 58 59 60 61 ODE GND GND GND GND NC VDD2 63 64 65 VDD2 VDD2 NC NC 67 TERM 68 DM 57 58 FX FDET1 VDD1 54 C7214 16V 1u 55 56 ODE_C2 CLR 53 CLKU_3N7 BLK 52 CLR_C2 A1 51 PC4_C2 A2 50 AA_DDA3 A3 49 AA_DDB3 A4 48 AA_DDC3 A5 47 AA_DDA2 A6 46 AA_DDB2 GND GND GND FS VDD1 LEN ODE GND GND GND GND NC VDD2 VDD2 VDD2 NC VDD2 VDD2 VDD2 NC GND GND GND GND FS VDD1 LE_C2 LEN 45 AA_DDC2 25 26 27 28 29 22 C7217 50V 100p 23 24 ODE_C2 CLKU_2P8 FX 22 C7220 50V 100p 23 24 FDET VDD1 CLR_C2 CLR 21 PC4_C2 BLK 20 AA_DDA1 A1 19 AA_DDB1 A2 18 AA_DDC1 A3 17 AA_DDA0 A4 16 AA_DDB0 A5 15 AA_DDC0 A6 14 GND GND GND FS VDD1 LE_C2 LEN 13 DM 1 NC VDD2 3 4 5 VDD2
R7289 EXB38V222JV
TERM
10
VDD2 NC GND 7 8 9 10 11 12 GND GND GND FS VDD1 C7219 16V 1u C7216 16V 1u EXB38V471JV R7278 EXB38V471JV
SIDE
SIDE
TH-42PV70F/P, TH-42PX70B/E C2-Board (2 of 2) Schematic Diagram
6 5 4 3 2 1
8 9
CB8
C2_5V 9 8 10 A8 A7 GND Y8 Y7 Y6 Y5 11 12 13
CB7
TO PANEL DATA DRIVER
7 A6 14
TO PANEL DATA DRIVER
USL 6 A5 Y4 15 Y3 16
IC7204
C0JBAZ002692 BUFFER
Vcc Y2 Y1 G2
UEH
USH 5 A4 4 A3 17
UML 3 A2 18
R7288 EXB38V222JV
2 A1 19
1 G1 20 C2_5V
11
D7205 B0HCMM000014 VDA_75V 31 32 33 34 35 36 R7232 6.8 C7233 100V 0.47u 37
C7245 16V 0.1u
R7291 EXB38V470JV BA_USL BA_NUEL BA_UML BA_UEH BA_USH
R7290 EXB38V470JV BA_UMH
D7203 B0HCMM000014
R7226 6.8
C7218 100V 0.47u
78V 78V
R7225 6.8 R7224 6.8 R7223 6.8
VDA_75V C7232 100V 0.47u
12
R7279 EXB38V471JV
39 40 41 42 43 44
D7206 B0HCMM000014
D7204 B0HCMM000014
C2_5V
R7229 0
TO SS-BOARD (SS23)
R7274 EXB38V471JV LE_C2
C23
5V NUEL UEH USL USH UML UMH SOS8_SS GND NC C7207 16V 1u Vda75V Vda75V 1 2 3 4 5 6 7 8 9 10 11 12
BA_NUEL BA_UEH BA_USL BA_USH BA_UML BA_UMH SOS8_SS
13 14
TH-42PV70F/P, TH-42PX70B/E C2-Board (2 of 2) Schematic Diagram
R7219 220k
C7230 100V 0.47u
59
!
60 61
VDA_75V
63 64 65
C2-BOARD TNPA4166AB (2/2)
R7269 4.7k
67 68
15