A
1
2 3 4 5 6 7 8 9 10 11 12 13 14
1 2 3 4 5 6 7 8 9 10 11 12 13 14
C
D
B
E
G
H
F
A
SC-HTB550PH (SU-HTB550PH)
2/21/2
P1
P2
P3
B
1
40
FOR
ID PROGRAMMING
HD: MAIN (HDMI) CIRCUIT: SCHEMATIC DIAGRAM - 1 ~ 4
CP: MAIN (CPU) CIRCUIT: SCHEMATIC DIAGRAM - 5 ~ 6
DP: MAIN (DSP) CIRCUIT: SCHEMATIC DIAGRAM - 7 ~ 8
HD
HD
HDMI_1.8V
HDMI_GND
DSP_SD2
DSP_SD3 DP
DP
DSP_SD1
DSP_GND
DSP_GND
DSP_GND
IC2303
C3EBEY000042
EEPROM
R2311 4.7K
C2320
0
R2308 4.7K
1
FAN_DA
OTW
DC_DET
ECO_LVL
SD
DAP_MUTE
DSP_CLIP
DSP_IRQ
DSP_MODE
DAP_PDN
DAP_RESET
VALID
DSP_MCLK
OPTICAL2_IN
G1
G2
6
7
5
9
36
37
33
32
34
29
28
30
25
24
26
21
22
17
11
12
10
15
16
13
14
19
20
18
23
27
31
35
38
8
1
3
4
2
40
39
CN2201
OPTICAL1_IN
R2346 100
R2345 100
PCONT
DZ2J033M0L
D2806
R2368
1K
REG3.3V
1K
R2367
DAP_SDA
DAP_SCL
INTREQ_CODEC
ZERO
CS_CODEC
RESET_CODEC
REG3.3V
MISO_DSP
BUSY_DSP
CS_DSP
INTREQ_DSP
CLK_DSP
RESET_DSP
MOSI_DSP
R2294 47K
R2306 4.7K
C2313
REG12V
R2318
100K
ZERO
100
R2359
DSP_MODE
CS_CODEC
ECO_PCONT
100KR2352
R2361 100
RESET_CODEC
CS_DSP
0.1
C2303
R2317 100K
C2311
0.01
C2302
6.3V1000
C2301
0.1
0.1
C2310
KEY2
220K
R2286
R2381 100K
HDMI_SDA
RX01_EDID_CK
HDMI_SCL
STBY_H
RX01_EDID_DT
R2362
100K
R2372
100K
R2380 100
R2385 100
R2387
R2386 1K
1K
R2383 100
R2384 100
LED_OE
LED_CLK
LED_DATA
LED_LCK
1K
R2258
W_INT
R2378 100
R2379 100
R2388
100K
INTREQ_CODEC
INTREQ_DSP
BUSY_DSP
RESET_DSP
CEC_IO
TX_INT
RX_INT
TX_RST
RX1_WRT_SEL
RX0_5V
RX0_HPD
TX_HPD
OTW
VSYNC_M
HD
HD
HD
HD
HD
HD
HD
HD
HD
HD
HD
HD
HD
HD
HD
HD
HD
HD
RX0_WRT_SEL
RX1_HPD
MISO_DSP
MOSI_DSP
R2375 100
SD_OUT
R2376
0
SD
RX1_5V
C2376
22P
R2285 100K
DC_DET
ECO_LVL
PCONT
CLK_DSP
RX_RST
R2284 100K
C2369
22P
22P
22P
C2373
R2374
100
C2371
220KR2293
R2391 100
R2395 100K
1KR2393
10KR2389
KEY1
10KR2390
B0JCME000105
D2392
6.3V100
C2304
0.1
C2391
X2302
R2309
100K
C2308
12P
C2309
33P
REMOTE
R2303
100
RX0_WRT_SEL
R2326 100
R2335 4.7K
R2325 4.7K
R2330 100
R2329 100
DSP_IRQ
R2316 100
VALID
DAP_RESET
FLASH_RXD
FLASH_TXD
R2324 100
FLASH_CE
R2296
4.7K
R2295
4.7K
FLASH_EPM
R2321 100
R2331 100
FLASH_BUSY
FLASH_SCLK
LOG_MONI
_SW
R2332 100
R2344 100
R2339 100
100
R2320
100
R2319
DAP_MUTE
DAP_MUTE
R2323 680
RX01_EDID_CK
R2357 100
RX0_HPD
RX1_HPD
RX1_5V
RX0_5V
RX1_WRT_SEL
100K
R2365
DSP_CLIP
R2351 100
STBY_H
79
77
76
78
49
48
47
50
74 7172 6768 56 5558 57 52 5154 536566 6162 596064 6370 697375
10
879
1211
99
100
95
94
96
97
90
91
89
93
92
98
465213
81
82
80
86
87
88
84
83
85
45
19171514 16 18
43
232120 22
41
24
39
37
34
35
33
32
27
31
30
29
28
26
36
38
25
40
42
44
13
46
IC2301
RFKWMHTB550P
MICROPROCESSOR
RX01_EDID_DT
BK_3.3V
GND
CEC_IO
S_DET
S_DET
R2310
100K
150K
R2307
R2312
1K
3
1
2
X2301
VSYNC_M
DP
DP
DP
DP
DP
OPT GND
(CT/SW)
(FL/FR)
(SL/SR)
OPT GND
OPT GND
REG3.3V
OTW
DGND
DGND
DGND
VALID
S_DET
SD
DC_DET
DAP_PDN
REG12V
REG12V
REG12V
FAN_DA
DSP_SD3
DSP_SD1
DSP_GND
DSP_GND
DSP_GND
DSP_GND
DSP_SD2
DSP_GND
DSP IRQ
DSP MODE
DSP_SCLK
DSP_MCLK
DAP_MUTE
DAP_RESET
DAP_SDA
DAP_SCL
DSP_LRCLK
PCONT_INV
DSP CLIP
ECO_LEVEL
REG3.3V
OPT2 IN
OPT1 IN
DP
DP
DP
DP
DP
DP
DP
DP
DP
DP
DP
DP
RX RESET
KEY2
W_SSB
W_DET
VSS
FLASH CE
ADC_PDN
[49] RX0/1_EDID_SDA
[48] RX0/1_EDID_SCL
ZERO
STBY_H
RX0_5V_DET
CS_CODEC
DSP_MODE
RX1_HPD
RX0_HPD
DAP/CS2_SDA
RX1_5V_DET
VCC2
ECO_PCONT
[50] RX1_WRT_SEL
[51] DSP_CLIP
FLASH EPM
ADC_MS-SL
[46] DAP/CS2_SCL
[47] RX0_WRT_SEL
RX_INT
TX_INT
HDMI PCONT
REG1 AREA
REG2 MODEL
SD
MOSI_DSP
[77] CLK_DSP
[78] LED_DATA
[76] MISO_DSP
LED_OE
[80] LED_LCK
[79] LED_CLK
CS_DSP
TX_HPD
5V DET
RESET_DSP
RESET_CODEC
BUSY_DSP
SD_OUT
INTREQ_DSP
NC
INTREQ_CODEC
OTW
W_INT
PCONT
DC_DET
[99] W_SDO
AVSS
S_DET
[97] AVCC
[98] W_SDI
FLASH BUSY
[29] FLASH TXD
[28] BT_UART_TX
HDMI_SDA
[30] FLASH RXD
XCIN
XCOUT
CNVSS
VSS
XIN
XOUT
RESET
BYTE
FAN_DA
REM(PMC0)
AUX/BT
[100] W_SCL
VCC1(VDET)
VSYNC COUNT
HDMI_MUTE_DET
NC
DAP_MUTE
MUTE_ALL
AC_SYNC
AC_SYNC
ROM_SCL
DAP RESET
VALID
ROM_SDA
CEC I/O
FLASH SCLK
[27] BT_UART_RX
[26] DAP_PDN
[25] HDMI_MUTE_DIS
DSP_IRQ
TX RESET
HDMI_SCL
LOG_MONI_SW
KEY1
ECO_LEVEL
[95] NC
[96] VREF
V_CHECK
7
8
54
3
2
1
6
WP
VCC
SDA
SCL
A2
GND
A0
A1
RESET
CNVSS
R2302
100K
R2315 150
150
R2314
R2363
W_SSB
100
W_DET
100
R2364
W_SCL
W_SDO
W_SDI
R2399
R2398
R2300
100
100
100
B0ACCK000012
D2305
R2282
R2281 47K
100K
DAP_PDN
CN2302
N.C.
GND
N.C.
N.C.
+3.3V
IDROM_DT
IDROM_CK
N.C.
N.C.
N.C.
6
8
9
7
2
1
4
5
3
10
D2308
D2307 B0ACCK000012
B0ACCK000012
D2310
B0JCCD000017
D2309
B0JCCD000017
47K
47K
4.7K
4.7K
R2347
R2348
R2349
R2350
RX_INT
TX_INT
100
100
100
R2340
R2342
R2341
RX_RST
TX_RST
R2336
100
100
R2337
HDMI_SCL
HDMI_SDA
R2333
R2334
47
47
HDMI_PCONT
HDMI_PCONT
TX_HPD
R2366 100
100K
R2382
R2751
15K
R2752
15K
R2753
18K
: +B SIGNAL LINE
: OPTICAL AUDIO INPUT SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
TO
DAMP
CIRCUIT
(CN5200)
IN SCHEMATIC
DIAGRAM - 9
MAIN (CPU) CIRCUIT
TO MAIN (CPU)
SECTION (2/2)
MAIN (CPU) CIRCUIT
SCHEMATIC DIAGRAM - 5
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