Main Unit (Su-Htb550) - Panasonic SU-HTB550GK Service Manual

16.2. Main Unit (SU-HTB550)

16.2.1. MAIN (HDMI) CIRCUIT (1/4)
1 2 3
SCHEMATIC DIAGRAM - 1
A
A MAIN (HDMI) CIRCUIT
B
LB2506
J0JCC0000119
C2505
C
JK2501
LB2501~LB2504
J0JCC0000119
G2 G1 LB2502
19
HOT PLUG
LB2501
+5V POWER
18
DDC/CEC GND 17
LB2504
DDC_SDA 16
LB2503
DDC_SCL
15
D
HEAC+(ARC) 14
CEC 13
TMDS CLK-
12
CLK GND 11
HDMI AV OUT
TMDS CLK+ 10
(TV (ARC))
TMDS D0-
9
D0 GND 8
TMDS D0+
7
E
TMDS D1- 6
D1 GND 5
TMDS D1+
4
TMDS D2- 3
D2 GND 2
TMDS D2+
1
G3 G4
F
G
H
4 5 6
: +B SIGNAL LINE : HDMI AUDIO INPUT SIGNAL LINE
R2504 10K
C2504
0.1
1 6
C2503 R2503
1
51
2 5
R2506
R2510
100K
100
ARC
3 4 DP
R2505
27K
0.1
D2501
C2506
IC2502
B0JC0D000017
10
C0JBAB000986
R2521
10K
DUAL INVERTER
B1ABCF000079
HOTPLUG
R2526
100
R2525
C2509
1 10K
R2547
51
5 4
6 3
7 2
8 1
L2501
J0ZZB0000148
5 4
6 3
7 2
8 1
L2502
J0ZZB0000148
R2508 R2509
27K 1K
2D 2G
4 3
R2517
220
2
S
5 1
1D 1G
C2510
0.1
Q2508
B1CFGD000002
CEC INTERFACE
7 8 9
: HDMI VIDEO INPUT SIGNAL LINE : AUDIO OUTPUT SIGNAL LINE
R2551
100
C2555
1
C2551
0.01
VCONT
1 5
VIN
IC2503
GND
2
C0CBCDD00004
C2553
+5V VOLTAGE REGULATOR
0.01
NP
3 4
Q2503 VOUT
C2554
1
SWITCH
R2530
47K
TO MAIN (HDMI)
CIRCUIT (3/4)
99
10 11 12
: VIDEO OUTPUT SIGNAL LINE
HD: MAIN (HDMI) CIRCUIT: SCHEMATIC DIAGRAM - 1 ~ 4
CP: MAIN (CPU) CIRCUIT: SCHEMATIC DIAGRAM - 5 ~ 6
DP: MAIN (DSP) CIRCUIT: SCHEMATIC DIAGRAM - 7 ~ 8
SC-HTB550GK/GS/GSX
1/4 2/4
(SU-HTB550GK/GS/GSX)
3/4 4/4
MAIN (HDMI)
13 14
1
2
3
4
5
6
7
8
9
10
11
TO MAIN (HDMI)
12
CIRCUIT (2/4)
13
14
15
16
17
18
19
20
CIRCUIT