JBL HORIZON Service Manual ▷ View online
SCHEMATIC DIAGRAM - USB & MAIN BOARD (PART 2)
RT+
RT-
LT+
LT-
DST
USB
AUX_L
GND
AUX_R
AUX_L
GND
AUX_R
GND
AUX_R
1
OU
T_A
2
PVDD_
A
3
PVDD_
A
4
BS
T_A
5
GV
D
D
_OU
T
6
SSTIMER
7
OC_AD
J
8
NC
9
AVSS
10
PLL_FLTM
11
PLL_FLTP
12
VR_
AN
A
13
AVDD
14
FAULT
15
MCLK
16
OSC_RES
17
DVSS0
18
VR_DIG
19
PDN
20
LRCLK
21
SCLK
22
SDIN
23
SDA
24
SCL
25
RESET
26
STEST
27
DVDD
28
DVSS
29
GND
30
AG
N
D
31
VREG
32
GV
D
D
_OU
T
33
BS
T_D
34
PVDD_
D
35
PVDD_
D
36
OU
T_D
37
PGND_CD
38
PGND_CD
39
OUT_C
40
PVDD_C
41
PVDD_C
42
BST_C
43
BST_B
44
PVDD_B
45
PVDD_B
46
OUT_B
47
PGND_AB
48
PGND_AB
U18
TAS5709
L12
15UH
L11
15UH
C134
684
C139
104
C138
104
C140
103
C137
103
R188
3.3
R187
3.3
L14
15UH
L13
15UH
C135
684
C143
104
C142
104
C144
103
C141
103
R190
3.3
R189
3.3
C128
104
C117
104
+ CE9
470U/16mini
C124
333
C123
333
C110
104
C1
08
104
+ CE6
470U/16mini
C113
102
C116
333
C115
333
C127
104
C1
09
105
C1
04
222
R164
22.1K
C92
474
C87
472
R159
470
C99
474
C95
472
R162
470
C86
104
R150
18.2K
C84
104
R148
10K
R44
10K
C9
1
33P
C8
3
33P
R154
1K
C98
104
C1
02
104
C1
03
105
C90
102
D1
1
ESD
R227
75K
R228
49.
9K
R226
49.
9K
R225
43.
2K
C1
56
10U
1
GND
2
SW
3
IN
4
FB
5
EN
6
BST
U19
MP1470
C132
102
C133
104
R186
100K
R182
0
C131
105
L10
6.8uH/5A
C122
104
C114
104
+
CE7
100U/10 LESR mini
R179
75K
R176
39K
R180
7.5K
+
CE12
100U/16 mini
D8
ESD
R239
43.2K
R240
49.9K
R238
49.9K
R237
75K
C161
10U
R1
85
47K
R191
100
C37
104
+
CE2
47U/16 MINI
C32
104
1
2
3
JK2
DC_JACK
1
2
3
4
L1
9*5*3-8.5T
C148
104
C147
102
L5
FB1K
L6
FB1K
R151
47
3
IN
1
ADJ
2
OUT1
4
OUT2
U15
AS1117_5V
+
CE8
47U/16 mini
+
CE4
47U/16mini
C107
104
C97
104
L15
FB1K
L17
FB600
L16
FB1K
Q7
9014
R160
47K
R153
22K
R158
47K
C94
NC
R157
1K
1K
1
G
2
D
3
S
U16
BT2301
C38
102
+
CE3
47U/16 mini
C41
104
L2
FB1K
R147
10K
R211
47K
1
2
S12
SYS_RESET
1
2
R212
68K 1%
D9
ESD
D10
ESD
C1
49
560P
C1
51
560P
C1
57
104
C160
104
R91
10K
MOSI
CLK
CSB
CSB
MISO
GND
R89
100K
R90
10K
R78
0
1
GND
2
AIO0
3
PIO14
4
PIO15
5
PIO16
6
PIO17
7
PIO10
8
SCL
9
PIO11
10
PIO12
11
PIO13
12
SPI/PCM
13
GND
14
PIO3/PCM_OUT/MISO
15
PIO2/PCM_IN/MOSI
16
PIO5/PCM_CLK/CLK
17
PIO4/PCM_SYNC/CSB
18
GND
48
MIC_BIAS
47
GND
46
PIO31_LED2
45
PIO18
44
PIO21
43
PIO6
42
PIO7
41
PIO8/UART_RTS
40
PIO1/UART_TX
39
PIO0/UART_RX
38
PIO9/UART_CTS
37
GND
36
USB_DP
35
USB_DN
34
GND
33
3V3_OUT
32
VDD
31
1V8_OUT
49
LINE
_AN
50
LINE
_AP
51
LINE_BN
52
LINE
_BP
53
AGND
54
SP
R
_R
N
55
SP
R
_R
P
56
SP
R_LN
57
SP
R_LP
58
GND
59
RF
60
GND
30
GND
29
VBAT
28
VBAT
_S
EN
SE
27
CHG
_E
XT
26
VBU
S
25
GND
24
VRE
G
EN
AB
LE
23
PI
O
29
/L
ED
0
22
PI
O
30
/L
ED
1
21
GND
20
RE
SE
T
19
GND
U5
BM830
BM830
R92
47K
R66
1K
TP1
ESD1
ESD
R38
1K
R45
1K
C1
5P
C2
NC
C5
NC
C36
105
C27
104
C28
104
C34
104
3
2
1
48
U2-A
MC4558
5
6
7
U2-B
MC4558
R25
47K1%
R24
47K1%
C7
105
C6
105
R34
47K1%
C12
225
R6
47K1%
R49
10
C17
104
C21
10UF
R4
47K1%
R1
47K1%
C4
105
C3
105
R8
47K1%
C11
225
R33
24K
R5
47K1%
R40
24K
C15
33P
33P
R50
10K
R39
10K
C22
10UF
C16
104
+
CE5
47U/16 mini
C105
102
R171
22K
R172
43K1%
C120
104
R173
10
R168
7.68K1%
C126
104
+
CE10
220U/10 LESRmini
L9
4.7UH/5A
C121
102
C112
D12
ESD
ESD
D13
ESD
1
AAM
2
IN
3
SW
4
GND
5
BST
6
EN
7
VCC
8
FB
U17
MP1495
R163
91K
R166
10K
C106
104
R53
33
R59
33
R167
33K
+
CE11
100U/16 MINI
C136
104
Q4
9014
R113
47K
R97
22K
R96
47K
C44
NC
R112
1K
Q5
A8550
2
1
D6
1N4148
1N4148
Q8
A8550
3
1
2
Q6
9014
R165
1K
R170
47K
R161
10K
C100
10U
1
2
3
JK3
DC_JACK
R169
0
R135
10K
R149
10K
R84
47K
1
POWER
2
DATA-
3
DATA+
4
5
GND
6
GND
JK4
POWER
DATA-
DATA+
DATA-
DATA+
GND
GND
JK5
C33
10UF
R32
22K
VBAT
C85
475
1
ANT
2
G1
3
G2
ANT1
BTANT
1
2
3
4
5
6
SW1
SW_6PIN
SW_6PIN
3
IN
1
ADJ
2
OUT1
4
OUT2
U6
AS1117_3.3V
1
OUT
2
GND
3
OC
4
EN
5
IN
U21
G524
C82
475
C101
10U
1
2
CN19
2PIN 2.5 90
1
2
CN7
2PIN 2.5 90
1 VIN
2
GND
3 EN
4
ADJ
5
VO
U25
AS2930
R251
10K
Q11
9014
R256
22K
22K
R258
1K
Q12
A8550
R255
47K
R259
10K
R260
10K
R261
100K
R152
10K
R156
10K
R155
6.2K
R146
6.2K
C89
100P
C79
100P
100P
1
2
3
4
5
6
7
8
CN14
8PIN 1.5 SMD
C111
102
1
2
3
4
5
6
7
8
CN9
8PIN 1.5 ST
1
2
3
4
CN1
4PIN 2.0 90
R9
10K
C29
10U
1
VCC
2
NO1
3 COM1
4
IN1
5
NC1
6GND
7 NC2
8
IN2
9
COM2
10
NO2
U7
DIO3712
1
VCC
2
NO1
3 COM1
4
IN1
5
NC1
6GND
7 NC2
8
IN2
9
COM2
10
NO2
U8
DIO3712
1
2
3
3
4
5
5
JK1
PJ-306
Z2
ESD
Z1
ESD
1
2
3
4
5
6
7
8
9
CN25
9 PIN 1.5 MM
ESD3
ESD
ESD4
ESD
ESD5
ESD
ESD6
ESD
ESD7
ESD
ESD8
ESD
1
2
3
4
5
6
7
8
9
CN20
9 PIN 1.5 MM
R3
1K
R20
22K
C30
NC
[2] 12V
[2]
12V
[2]
12V
[2]
12V
[2]
AVDD_3.3V
[1]
AD_MCLK
[1,2]
PDN
[1]
AD_LRCK
[1]
AD_SCLK
[1]
AD_SDTO
[1]
SDA1
[1]
SCL1
[1]
RESET_DSP
[2]
DVDD_3.3V
[2]
12V
[1,2]
P5V
[2]
AVDD_3.3V
[2]
DVDD_3.3V
[1]
P3.3V
[1,2]
P5V
[1]
POWER_EN
[2]
12V
[1,2]
MCU_3.3V
[1]
5V
[2]
BT3.3V
[1]
BKND_ERROR
[1,2]
MCU_3.3V
[2]
SPK_LP
[2]
SPK_LN
[2]
BT_DP
[2]
BT_DN
[2]
SPK_RP
[2]
SPK_RN
[1]
BT_POW_CONTROL
[2]
SPK_LN
[2]
SPK_LP
[2]
VREF2
[1,2]
P5V
[2]
SPK_RN
[2]
SPK_RP
[2]
VREF2
[1]
BT_L
[1]
BT_R
[2]
VREF2
[2]
BT3.3V
[2]
VDD_BT
[2]
VDD_BT
[2]
1.8V
[2]
1.
8V
[2]
BT3.3V
[2]
BT_DP
[2]
BT_DN
[1]
MCU_D-
[1]
MCU_D+
[1,2]
MCU_3.3V
[1]
DST
[1]
AD1
[1]
FM_ANT
[2]
12V
[2]
12V
[1]
FM_EN
[1]
FM_3.3V
[1]
FN1
[1]
BT_STATUS_PAIR
[1]
BT_STATUS
[1]
BT_AUDIO_EN
[1,2]
P5V
[1,2]
PDN
[1,2]
MCU_3.3V
[1,2]
MCU_3.3V
[1,2]
P5V
[1]
BT_UPDATE
[1]
UPDT
[1]
AUX_L
[1]
AUX_R
[2]
12V
[1]
TONE
17
17
18
18
CS0
5V
GND
BACKLIGHT_EN
DATA1
WR1
CS1
GRES
RD
R217
100
R216
100
R215
100
R231
100
R233
100
R235
100
R219
10K
C154
10U
C153
104
R230
10K
C158
10U
C159
104
R218
12/1206
Q10
9014
R221
47K
R224
10K
R223
47K
R222
1K
G
D
S
U23
BT2301
LED+
LED-
1
2
FM
BT
BZ
AM
PM
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
LCD1
LCD_ACS1UP2
1
2
RM1
LXD_GB5
R214
100K
R213
3.3K
R241
22K
R242
22K
R243
22K
R244
22K
R245
22K
R246
22K
1
SEG7
2
SEG6
3
SEG5
4
SEG4
5
SEG3
6
SEG2
7
SEG1
8
SEG0
9
CS
10
RD
11
WR
12
DATA
13
VSS
14
OSC0
15
OSC1
16
VLCD
17
VDD
18
IRQ
19
BZ
20
BZ
21
COM0
22
COM1
23
COM2
24
COM3
25
SEG31
26
SEG30
27
SEG29
28
SEG28
29
SEG27
30
SEG26
31
SEG25
32
SEG24
33
SEG23
34
SEG22
35
SEG21
36
SEG20
37
SEG19
38
SEG18
39
SEG17
40
SEG16
41
SEG15
42
SEG14
43
SEG13
44
SEG12
45
SEG11
46
SEG10
47
SEG9
48
SEG8
U24
HT1621B
1
SEG7
2
SEG6
3
SEG5
4
SEG4
5
SEG3
6
SEG2
7
SEG1
8
SEG0
9
CS
10
RD
11
WR
12
DATA
13
VSS
14
OSC0
15
OSC1
16
VLCD
17
VDD
18
IRQ
19
BZ
20
BZ
21
COM0
22
COM1
23
COM2
24
COM3
25
SEG31
26
SEG30
27
SEG29
28
SEG28
29
SEG27
30
SEG26
31
SEG25
32
SEG24
33
SEG23
34
SEG22
35
SEG21
36
SEG20
37
SEG19
38
SEG18
39
SEG17
40
SEG16
41
SEG15
42
SEG14
43
SEG13
44
SEG12
45
SEG11
46
SEG10
47
SEG9
48
SEG8
U22
HT1621B
ESD14
ESD
ESD15
ESD
ESD16
ESD
ESD17
ESD
ESD18
ESD
ESD19
ESD
ESD20
NC
ESD21
NC
1
2
3
4
5
6
7
8
9
CN2
R48
100
R62
22K
ESD22
NC
R74
100
ESD23
NC
Q1
9014
M9
M10
R85
NC
[3]
LCD_
5V
[3]
LCD_5V
[3]
COM0
[3]
COM
1
[3]
COM2
[3]
COM
3
[3]
COM0
[3]
COM1
[3]
COM2
[3]
COM3
[3]
LCD_5V
[3]
BK_EN
[3]
BK_EN
[3]
LCD_5V
SCHEMATIC DIAGRAM - LCD BOARD
LAYOUT DIAGRAM - MAIN BOARD
19
19
LAYOUT DIAGRAM - LCD BOARD
20
20
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