
15.17. J-Board (1 of 2) and H3-Board Block Diagram
Q2371
Q2334
Q2333
3.3V
1.8V
Q2370
9V
Q2372
5V
3.3V
12V
JK8500
JK8500
5V
1.8V
DIG12V
+R OUT
11
1
4
IC2301
-R OUT
BTL AMP R
10W MONO
IC2303
SDA3
17
5
AVR 5V
1
TO P5
+L OUT
27
AVR 1.8V
6
Z37
11
2
AUDIO L
3
AMP_STB_SW
8
-L OUT
RST
J4
1
J8
67
SP_R+
32
SP_R-
SP_L-
L OUT
TONE
Z37
VCC
16
S_CLOCK3
17
IC2302
3
1
VCC
16
DR15V
4
AUDIO R
AVR 9V
AUDIO MUTE
R
IC802
AUDIO+12V
DIG+12V
AMP_STB_SW
4
J SLOT INTERFACE/SYNC PROCESSOR/SOUND PROCESSOR
S_DATA3
3
38
IC8100
3
SP_L+
1
1
1
8
8
7
1
2
1
AMP
37
3
PHASE
2
1
VOL
L
IC801
8
J7
7
SCL3
12V DET
5
2
3
AVR 12V
2
12V DET
IC2305
D2303
12V DET
EQUALIZER
IC804
AUDIO+12V
H3
A
G
C
BAL
71
IC803
12V DET
AUDIO+12V
73
LPF
20
DIG+12V
SHIFT
MUTE SW
20
RESET
AVR 3.3V
R OUT
2
SOUND CONTROL
BTL AMP L
10W MONO
H3
1
2
3
4
5
6
TH-37/42PWD8 SERIES
J-Board (1 of 2)
and H3-Board
Block Diagram
TH-37/42PWD8 SERIES
J-Board (1 of 2)
and H3-Board
Block Diagram
79
Summary of Contents for TH-42PWD8WK
Page 8: ...5 ...
Page 18: ...7 4 Removal of the HX Board 1 Unscrew the screws 6 and remove the slot case 15 ...
Page 19: ...2 Unscrew the screws 4 3 Unscrew the screws 1 and remove the HX Board 16 ...
Page 24: ...2 Remove the couplers H37 3 Unscrew the screws 6 and remove the H3 Board right left 21 ...
Page 28: ...7 11 Removal of the SD Board 25 ...
Page 31: ...28 ...
Page 38: ...35 ...
Page 41: ...38 ...
Page 42: ...8 2 Wiring for 42 inch model 39 ...
Page 43: ...40 ...
Page 48: ...9 5 Test Point Location 45 ...
Page 49: ...10 Service mode 10 1 CAT computer Aided Test mode 46 ...
Page 52: ...49 ...
Page 55: ...11 Alignment 52 ...
Page 65: ...15 Block and Schematic Diagrams 15 1 Schematic Diagram Notes 62 ...
Page 66: ...63 ...
Page 67: ...64 ...
Page 68: ...65 ...
Page 122: ...119 ...
Page 125: ...122 ...
Page 191: ...15 Block and Schematic Diagrams 15 1 Schematic Diagram Notes 63 ...
Page 192: ...15 Block and Schematic Diagrams 15 1 Schematic Diagram Notes 63 ...