370mA max 444mA
MCU_CFG
Program port HMCU_OP: High
PIN 125
76 NIP77,07 NIP
PIN 56,93
PIN 21
PIN 15,16,19,23,27
PIN 120
I2C address
0xC8/
0xCA
0.8*(51+14.4)/14.4=3.63V
20190108
20190108
PIN 102,105,115,122
PIN 1
3.3/5V IN
01UBUCK4-SY80881
EN: 1.2V<=EN<6.6V
Vout= 0.6*(R_1+R_2)/R_2
Vin
：
2.5V<Vin<5.5V
1.2V/1A OUT
R_2
R_1
3.3/5V IN
01UBUCK4-SY80881
EN: 1.2V<=EN<6.6V
Vout= 0.6*(R_1+R_2)/R_2
Vin
：
2.5V<Vin<5.5V
1.2V/1A OUT
R_2
R_1
3.3/5V IN
01UBUCK4-SY80881
EN: 1.2V<=EN<6.6V
Vout= 0.6*(R_1+R_2)/R_2
Vin
：
2.5V<Vin<5.5V
1.2V/1A OUT
R_2
R_1
780mA max 936mA
280mA max 336mA
Description: NC devices are reserved for
improved dynamic response.This is a
standard circuit
Description: NC devices are reserved for
improved dynamic response.This is a
standard circuit
HMCU_RSTb
HD_PW_CT
RXD_P71
HDMI_SPDIF_IN
RSTb
INT
P2_1
INTb
TX_RSEN
TXD_P72
COMR
RXD_P71
TX2P
TX0P
TX0M
TX2M
TX1P
TX1M
TXCM
TXCP
INTb
TX_RSEN
TXD_P72
HMCU_OP
HD_RSTb
P2_2
P4_2
P1_3
P2_2
P2_1
P1_3
TX_CEC
CEC_IN
P4_2
COMR
RSTb
HMCU_OP
X24M_IN
CEC_IN
X24M_OUT
MCU_SDA
MCU_SCL
MCU_SCL
MCU_SDA
HDMICEC_INT
ARC+
X24M_OUT
91A6SQ_MUTE
ARC-
HD_PW_CT
91A6SQ_SDA
91A6SQ_SCL
91A6SQ_MUTE
HDMI_SPDIF_IN
HDMICEC_INT
I2C_IRQ_INT
HD_PW_CT
HD_RSTb
91A6SQ_SDA
91A6SQ_SCL
HD_PW_CT
HD_PW_CT
HD_PW_CT
SYS_1V25
VDDE
VDD_PLL_A
TX_PVDD12
RX_AVDD33
RX_AVDD12
3V3
SYS_1V2
3V3
RX_AVDD33
VDDE
VDDE
TX_PVDD12
TX_AVDD12
TX_AVDD12
RX_VDD12
SYS_1V2
VDDE
VDDE
ARC_VDDE3V3
VDDE
VDDE
VDDE
STB_3V3
VDDE
VDD_PLL_A
ARC_VDDE
VDD
VDDE
VDDE
3V3
SYS_1V25
3V6
STB_5V
RX_AVDD333V6
ARC_VDDE
RX_AVDD12
RX_VDD12D_1V35
VDDD_1V35
STB_5V
D_1V35
STB_5V
SYS_1V2
STB_3V3
STB_5V
STB_3V3
I2C_IRQ_INT
5
HDMICEC_INT
5
RXC1P
10
RXC1M
10
RX01P
10
RX11M
10
RX01M
10
RX21P
10
RX21M
10
RX11P
10
TX_CEC
8
RX1_CEC 8
RX01_SDA
10
RX01_SCL
10
PWR5V_RX01 3
RXHPD110
TX_HPD 8
TX2P
10
TX2M
10
TX1P
10
TX1M
10
TX0M
10
TX0P
10
TXCM
10
TXCP
10
TX_SCL 8
TX_SDA 8
TX_ARC-
10
TX_ARC+
10
91A6SQ_MUTE
5
HDMI_SPDIF_IN
5
HDMICEC_INT5
I2C_IRQ_INT5
HD_PW_CT
HD_RSTb
91A6SQ_SDA
91A6SQ_SCL
C245 0.1uF/16V/X7R
L49 2.2uH/2.1A
C1467
10UF/6.3V/X5R
C152
10UF/6.3V/X5R
R1619
10K
C249 0.1uF/16V/X7R
C1603
NC/22pF/50V/NP0
C262
0.1uF/16V/X7R
C157
0.1uF/16V/X7R
R386 18
R1605
1M
R1617
NC/10K
C247NC/10pF/50V/NP0
C150
10UF/6.3V/X5R
C1465
0.1uF/16V/X7R
C156
0.1uF/16V/X7R
C270 NC/0.1uF/16V/X7R
R1606 39K/1%
C1473
0.1uF/16V/X7R
R1600 499/1%
C26310pF/50V/NP0
C259 4.7uF/6.3V/X5R
R1620
4.7K
C1472
0.1uF/16V/X7R
C218
0.1uF/16V/X7R
R421 10K
U18
SGM2036-ADJ
VIN
1
ADJ/SENSE
4
EN
3
VOUT
5
GND
2
FB18 120Ω/1.2A
FB17
120Ω
/1.2A
R388
27K
C1601
4.7UF/10V/X5R
R1723
120K/1%
R416
49.9Ω/1%
R399 18
D8
1N4148WS
C1461 0.1uF/16V/X7R
C1474
1uF/10V/X5R
U616
SY8088
EN
1
VIN
4
LX
3
VFB
5
GND
2
R396 18
C260
0.1uF/16V/X7R
D10
RB 521S/200mA
R415
49.9
Ω
/1%
C244 0.1uF/16V/X7R
C1599
10UF/6.3V/X5R
R412 499/1%
R391 0Ω
/0402
C250 0.1uF/16V/X7R
C1597
NC/22pF/50V/NP0
C155
0.1uF/16V/X7R
R1632 0Ω/0603
C268
0.1uF/16V/X7R
C1460
0.1uF/16V/X7R
R1720
100K/1%
C261
0.1uF/16V/X7R
C104
15pF/50V/NP0
24MHzY3
2
3
4
1
C151
0.1uF/16V/X7R
C240
10UF/6.3V/X5R
C257 NC/1000pF/50V/X7R
R357
10K
C154
0.1uF/16V/X7R
R353
499/1%
R401 18
R4140Ω/0402
C237
1uF/10V/X5R
R1597
10Ω
R385
10K
C1605
10UF/6.3V/X5R
R1601 499/1%
R1727
100K/1%
C276
0.1uF/16V/X7R
C1466
0.1uF/16V/X7R
L47 2.2uH/2.1A
C265
0.01uF/50V/X7R
R363
10K
R1634
33
R1731
100K/1%
C153
10UF/6.3V/X5R
R355
510
R1611
2K
C275
0.1uF/16V/X7R
C149
10UF/6.3V/X5R
R350
499/1%
C1604
4.7UF/10V/X5R
R410 12K/1%
R1599 NC/10
Ω
C242 0.1uF/16V/X7R
C1464
1uF/10V/X5R
R1618
NC/10K
C243
0.1uF/16V/X7R
C248 0.1uF/16V/X7R
R418NC/33
C264
10UF/6.3V/X5R
R1722
1K
R1604 10K
R40533
C239
10UF/6.3V/X5R
C1602
10UF/6.3V/X5R
R1616
10K
R1622 1K
R1729
1K
R1734
1K
R390 0Ω/0402
C1600
NC/22pF/50V/NP0
U617
SY8088
EN
1
VIN
4
LX
3
VFB
5
GND
2
R403
NC/10K
R393 10K
C258 0.1uF/16V/X7R
R1624 10K
R1733 16.9KΩ/1%
R1728 16.9KΩ/1%
C224 NC/0.1uF/16V/X7R
C266 1uF/10V/X5R
C255
10UF/6.3V/X5R
C236
10UF/6.3V/X5R
C172620pF/50V/NP0
R1724
100K/1%
R398 18
R1615 10K
R384 5.1
R1627
51K/1%
C271 1uF/10V/X5R
R420 NC/0
R39510K
L48 2.2uH/2.1A
R397 18
R1603
10K
C269
10UF/6.3V/X5R
C274
10UF/6.3V/X5R
R352 499/1%
R392 10K
R39410K
R383 0R1610 2K
R422 10K
FB13 120Ω/1.2A
D9
RB 521S/200mA
R1730
10K
R1633 0Ω/0603
R1598
10
Ω
R389
NC/10M
XP11
4PIN/1.25mm
1
1
2
2
3
3
4
4
GND
5
GND
6
R1609 10K
R404 2.7K
FB29 120Ω/1.2A
R358
NC/10K
C1598
4.7UF/10V/X5R
R360 2.4K
R354
1M
C246 0.1uF/16V/X7R
R1828
4.7K
C267
10UF/6.3V/X5R
R402 18
R1623 33
R1602
499/1%
C241 0.1uF/16V/X7R
R408 0Ω/0402
FB16
120Ω/1.2A
R409
100
R1890 200
R1732
100K/1%
R400 18
R4130Ω/0402
U17
EP91A6SQ
VDD
1
VSS
2
NC
3
DDC1_SDA
4
DDC1_SCL
5
NC
6
GPIO2
7
NC
8
NC
9
NC
10
NC
11
VSS
12
RXC1-
13
RXC1+
14
RX_AVDD
15
RX_AVDD
16
RX01-
17
RX01+
18
RX_AVDD
19
AVDD33
20
RX11-
21
RX11+
22
RX_AVDD
23
RX21-
24
RX21+
25
RX_AVDD
26
EXT_RES
27
VSS
28
NC
29
NC
30
P0[2]
31
P0[3]
32
MCU_P7[0]
33
MCU_P7[1]
34
MCU_P4[0]
35
MCU_P3[0]
36
MCU_P3[1]
37
MCU_P3[2]
38
MCU_P3[3]
39
NC
40
NC
41
NC
42
NC
43
MCU_P3[4]
44
MCU_P3[5]
45
VSS
46
NC
47
NC
48
MCU_P3[6]
49
MCU_P3[7]
50
MCU_RSTb
51
MCU_OP0
52
MCU_P1[0]
53
MCU_P1[1]
54
GPIO0
55
VDDE
56
GPIO1
57
RSVD
58
RSVD
59
RSVD
60
MCU_P1[2]
61
MCU_P1[3]
62
MCU_P2[0]
63
MCU_P2[1]
64
NC
65
TX_PVDD
66
AVSSE
67
TXC-
68
TXC+
69
TX_AVDD
70
TX0-
71
TX0+
72
AVSSE
73
TX1-
74
TX1+
75
TX_AVDD
76
TX2-
77
TX2+
78
AVSSE
79
COMR
80
MCU_P1[5]
81
MCU_P1[6]
82
MCU_P1[7]
83
MCU_P2[4]
84
H5V_1
85
MCU_SDA
86
MCU_SCL
87
INTb
88
EXT_RSTb
89
X_IN
90
NC
91
VDDE
92
VSS
93
A_MUTE
94
SPDIF
95
IIS_SCK
96
IIS_WS
97
IIS_SD0
98
IIS_SD1
99
IIS_SD2
100
IIS_SD3
101
VDD
102
VSS
103
MCU_P2[7]
104
MCU_P4[1]
105
MCLK
106
VDD
107
VSS
108
MCU_XI
109
MCU_XO
110
MCU_VDDE
111
IIS_SK_IN
112
IIS_WS_IN
113
IIS_SD_IN
114
VDD
115
VSS
116
MCU_P0[0]
117
MCU_P0[1]
118
VDD_PLL
119
PLL_XFC_A
120
VSS
121
VDD
122
VSS
123
ARC_VDDE
124
NC
125
ARC+
126
ARC-
127
BGRES
128
E_PAD
129
FB28 120Ω
/1.2A
R1635 33
C235
10UF/6.3V/X5R
R351
499/1%
U615
SY8088
EN
1
VIN
4
LX
3
VFB
5
GND
2
SCH08 MAIN 08
Before Servicing
This Unit
Electrical Mechanical Repair Information Updating
16
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