Panasonic TX-28PL10P Service Manual ▷ View online
AUDIO BLOCK DIAGRAM
E16A
1
M1
1
2
2
TUNER
Q101
Q102
IC2101
DACM_R 24
SC3_IN_L 37
SC1_OUT_R 30
SC1_OUT_L 31
47 ANA_IN1+
DACM_L 25
SC3_IN_R 38
SC1_IN_R 42
SC1_IN_L 41
SC2_OUT_R 27
SC2_OUT_L 28
SC2_IN_R 40
SC2_IN_L 39
E - BOARD
AUDIO
PROCESSOR
Q2303
Q2301
AUDIO
MONITOR
OUT
Q2302
22 DACA_L
Q2304
21 DACA_R
AV3
R
3 R
5 L
HEADPHONE
7 R
1 L
M4
1
M5
3
E17
10
M2
10
8
8
M - BOARD
IC251
Q2102
Q2103
5 R
R 7
2 L
L 11
AUDIO
OUTPUT
L
AV1
1 R
OU
OU
T
3 L
OU
OU
T
2 R
IN
IN
6 L
IN
IN
1 R
OU
OU
T
3 L
OU
OU
T
2 R
IN
IN
6 L
IN
IN
AV2
Z - BOARD
E10
5
6
1
2
Z4
5
6
1
2
IC2221
10
IC2302
L
L
R
R
IC2201
10
8
8
Z2
1
Z5
1
Z3
1
2
2
LEFT MICROPHONE
RIGHT MICROPHONE
Q2202
Q2201
AF
B ON/OF
B ON/OF
F
M7
1
8
9
CONTROL BLOCK DIAGRAM
F1
13
21
22
Y2
6
E70
13
21
22
E18
7
4
6
5
3
E8
6
SENSE
SCL 1
SDA 1
UP-CONVERTER
68
17
20
IC1504
IC1503
67
21
DEFLECTION
PROCESSOR
PROCESSOR
F - BOARD
AV2
8
10
AV LINK
SLOW 2
AV1
8
10
12
SLOW 1
SCL 1
SDA 1
RC
SDA 1
SDA 2
SERVICE / TEST
IC1101
TUNER
50
SCL 2
SDA 2
SDA 1
SCL 1
Q451
71
60
Q854
52
Q853
74
81
Q856
75
Q851
Q1106
Q1105
Q1107
Q1104
51
72
73
59
58
Q3006
Q3007
55
VPROT
KEYSCA
N
ON/OFF
RC
LED
PROT 1
SLOW 2
OUT
IN
S
L
OW
1
SERVI
C
E
SCL SDA
48
49
SCL
SDA
E - BOARD
IC2101
3
4
8
7
AUDIO
PROCESSOR
MICRO
PROCESSOR
IC1103
6
5
EAROM
Q1051
AFC
61
AF
C
IC601
5
AV VIDEO
SWITCH
Q601
E16A
8 7
M1
8 7
D1061
M - BOARD
D_CTR_OUT0
SCL 1
SCL 2
IC1061
REMOTE
CONTROL
RECEIVER
Q1062
LOCAL
KEYS
SWITCH
MATRIX
M2
5
E17
5
78
MIX SW
5
5
6
6
Q3206
Q3205
Q3201
Q3202
79
CHROMA SW
Y - BOARD
Q361
D_CTR_OUT1
MUTE
VIDEO PROCESSOR
IC1502
14
13
Q351
Q371
Q2303
Q2301
Q855
Q3203
Q3204
10
POWER SUPPLY BLOCK DIAGRAM
11
Q2
2
1
E1
4
1
~
+
~
D801
15V
M11
4
1
F - BOARD
IC801
T801
IC251
D850
TUNER
Q850
IC851
IC853
D454
IC1101
IC1102
IC1103
IC2101
5V SBY
5V SBY
5V
5V
8V
2
43
66
1
31
32
8
33
46
3
4
3
1
3
1
S4
B2
P2
P1
S5
S2
S7
10
T551
9
8
5
6
2
12V
200V
150V
-14V
14V
27V
150V
29V
7V
5V
Q852
Q854
Q855
1
D805
R805
R814
IC850
1
2
D862
R854
33V
16
IC1104
2
RESET
MICRO
PROCESSOR
AUDIO
PROCESSOR
EPROM
EAROM
IC1105
2
RESET
REG
REG
REG
IC701
6
EW
CORRECTION
POWER
SUPPLY
IC451
6
3
1
V-OUTPUT
AUDIO
OUTPUT
E - BOARD
Y - BOARD
E3
2
Y3
2
IC351
6
R OUT
12V
D
e
ga
us
s
us
s
C
o
il
M10
4
1
Mains
In
M - BOARD
E70
11
18
19
20
F1
11
18
19
20
IC1502
59,69
IC1503
UP-CONVERTER
IC1504
DEFLECTION
PROCESSOR
PROCESSOR
VIDEO
PROCESSOR
HOUT5V
3.3V
10,29,36,45,52
1,28,51
2,25,35,41,51,
E8
1
Y2
1
D558
1
1
IC361
G OUT
IC371
B OUT
6
6
2
2
2
IC856
3
1
REG
IC855
1
3
REG
F8
0
0
2
Q908
IC601
VIDEO
SW
7
M1
9
E16A
9
Line
Filter
Q1507
Q1508
Q1513
Q1512
Q1509
Q1502
Q1503
Q1510
Q1504
Q1505
Q1511
Q1506
E31
4
1
D868
D867
Q853
P2
4
1
P - BOARD
R842
P1
4
1
Line
Filter
Q1
1
2
R843
RL801
T802
Q - BOARD
Line
Filter
S
802
Q1501
53,56,57,59
IC1061
REMOTE
CONTROL
RECEIVER
D554
D557
E2
1
2
2
E31
1
4
PARTS LOCATION
12
22
6
11
24
12
19
4
5
1
7
10
3
9
16
21
23
25
26
20
15
8
13
17
18
14
2
NOTE:
The numbers on the exploded view below
refer to the exploded view section of the
Replacement Parts List.
refer to the exploded view section of the
Replacement Parts List.
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