Z And H3-Board (2 Of 2) Schematic Diagram - Panasonic TH-42PW6EX Service Manual

14.43. Z and H3-Board (2 of 2) Schematic Diagram

Z-BOARD TNPA2815 (2/2)
!
1
2
R2351
10k
R2353
10k
C2352
50V
10u
C2350
16V
2.2u
C2356
50V
1000p
C2358
50V
2.2u
R2352
10k
R2354
10k
C2353
50V 10u
C2351
16V
2.2u
3
C2357
50V
4
1000p
C2359
50V
2.2u
R2350
4.7k
5
6
7
8
9
10
11
12
13
14
TH-42PW6/TH-42PWD6
Z and H3-Board(2of2)Schematic Diagram
8
IC2301
C1BA00000278
AUDIO AMP
1 28
C2362
2 27
25V
470u
3 26
LIPPLE FILTER SW GND
4 25
AMP STB SW SW GND
Q2330
5 24
NC
SW B
2SD1266AQ0LB
6 23
NC
SW E
220uH
7 22 L2330
ON TIME
SW OUT
8 21 C2366
NC
Vcc(SW)
2.2u
50V
9 20
PRE GND =
Vcc
50V
R2357
10 19 1/2W
NC
2.2
Thermal
Pad C2360
11 18
IN
1000p
12 17
BEEP
OUT-
13 16
POWER GND OUT+
C2364 C2368
14 15
0.1u 0.1u
POWER GND POWER GND
50V 50V
=
R2355 R2359
1/2W 1/2W
2.2 2.2
=
AUDIO AMP
1 28
2 27
3 26
LIPPLE FILTER SW GND
4 25
AMP STB SW SW GND
5 24
Q2331
NC
SW B
2SD1266AQ0LB
6 23
NC
SW E
L2331
7 22
220uH
ON TIME
SW OUT
8 21 C2367
NC
Vcc(SW)
2.2u
50V 50V
9 20
PRE GND =
Vcc
1000p
R2358
10 19
NC 2.2
Thermal
C2361 1/2W
Pad
11 18
IN
12 17
BEEP
OUT-
13 16
POWER GND OUT+
C2365 C2369
14 15 0.1u 0.1u
POWER GND POWER GND
50V 50V
=
R2356 R2360
1/2W 1/2W
2.2 2.2
=
IC2302
C1BA00000278
9
Z7 H37
D2301
1 1
B0JCME000025 +R OUT
2 2
3 3
-R OUT
C2363
25V
470u
Z6
H37
1 1
+L OUT
2 2
D2302
3 3
B0JCME000025
-L OUT
4
10
JK8500
K4BC02B00013
L8501
G0A2R5H00003
SPEAKER
TERMINAL
(R)
L8502
G0A2R5H00003
H3-BOARD
!
TNPA3003
JK8500
L8501 K4BC02B00013
G0A2R5H00003
SPEAKER
TERMINAL
(L)
L8502
G0A2R5H00003
H3-BOARD
!
TNPA3003
11
Z
1
DIG12V
2
DIG12V
3
5V
4
STB5V
5
GND
6
GND
R2365
7
SOUND12V
R2366
8
ERX1FJSR56E
SOUND12V
R2367
9
3.3k
R2368 10k
1
35V 1
DR15V
C2370 47u
Q2370
2SB0709A0L
R2373
10k
R2369
R2372
10k
1k
R2371
R2370 1k
2.2k
Q2334 Q2333
2SD0601A0L
2SD0601A0L
12
95