DOWNLOAD JBL BD 300 (serv.man2) Service Manual ↓ Size: 4.11 MB | Pages: 42 in PDF or view online for FREE

Model
BD 300 (serv.man2)
Pages
42
Size
4.11 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
bd-300-sm2.pdf
Date
PREV: JBL BD 300 Service Manual

JBL BD 300 (serv.man2) Service Manual ▷ View online

A
A
B
B
C
C
D
D
E
E
4
4
3
3
2
2
1
1
100 ohm - Impedance
No Through Hole !
Differential Signal !
For PLL testing
HDMI Port
3.3V Analog Power
PLL
HDMI TX
Reserved hardware trap
350mA  
YUV
HDMI
DDC
SWITCH1:L,SWITCH2:L   COXIAL
SWITCH1:L,SWITCH2:H   SPDIF
SWITCH1:H,SWITCH2:L   COXIAL
SWITCH1:H,SWITCH2:H   OPTICAL 
CEC
from CS5346
AM500 CHANGE
HDMI_SDA
F_TX0-
F_TX1+
HDMI_SCL
F_TXC-
F_TXC+
F_TX2-
F_TX2+
F_TX1-
F_TX0+
AVDD12_27MPLL
AVDD33_VDAC_R
AVDD33_VDAC_X
AVDD33_VDAC_BG
AVDD33_XTAL
AVDD12_DMPLL
AVDD12_APLL
AVDD12_27MPLL
AVDD12_DMPLL
AVDD33_XTAL
AVDD12_APLL
FS
VDACR_OUT
VDACG_OUT
VDACB_OUT
AMUTE
AVDD33_HDMI_TX
NS_XTALI
TXP
TXN
EXT_CAP
EXT_RES
HDMISCK
HDMISD
CEC_M
HDPLG
AVDD12_HDMI_TX
TX0+
TX1+
TX0-
TX1-
TX2+
TX2-
TXC-
TXC+
NS_XTALO
AOSDATA2
AOSDATA1
AOSDATA0
AOLRCK
HDMI_VCC
AVDD33_VDAC_R
AVDD33_VDAC_X
AVDD33_VDAC_BG
TX2+
TX2-
TX1+
TX1-
TX0-
TX0+
TXC-
TXC+
SPBCK
SPDATA
SPLRCK
SPMCLK
ARC_IN
HDMI_SDA
HDMI_SCL
HDMISCK
HDMISD
HDPLG
BD_MUTE
HDMI-CECT
OSDATA0
OSDATA1
OSDATA2
AD/MIC_DATA
ARC_IN_N
AOBCK
AOMCLK
CVBS_OUT_8555
CEC_M
HDMI-CECR
HDMI-CECT
HDMI-CECR
HDMI-CEC_OUT
BD_MUTE
AD/MIC_DATA
ARC_IN
ARC_IN_N
OMCLK
OBCK
OLRCK
OLRCK
OBCK
OMCLK
3.3V
3.3V_STBY
1.2V
1.2V
1.2V
1.2V
3.3V
USB_VCC3
VCC_D
VCC_D
3.3V
3.3V
CVBS_OUT_8555 12,5
AOMCLK 12,13,5,8
AOBCK
12,13,5
AOLRCK 12,13,5
AOSDATA0
13,5
AOSDATA1
13,5
AOSDATA2
13,5
BD_MUTE
5,8
AD/MIC_DATA
12,5
HDMI-CEC_OUT 14
BD_MUTE
5,8
CVBS_OUT_8555 12,5
AD/MIC_DATA
12,5
AOBCK
12,13,5
AOSDATA2
13,5
AOLRCK
12,13,5
AOSDATA0
13,5
AOMCLK
12,13,5,8
AOSDATA1
13,5
ARC_IN_N
9
ARC_IN
9
ESD6
 
LV
S
L10180Z
020/18V
/2pF
ESD6
 
LV
S
L10180Z
020/18V
/2pF
2
1
R316
NC0
R316
NC0
U7C
MT8555_0825_A
U7C
MT8555_0825_A
AVDD33_VDAC_R
F18
AVSS33_VDAC_R
G17
AVDD33_VDAC_X
E19
AVSS33_VDAC_X
F19
AVDD33_VDAC_BG
D19
AVSS33_VDAC_BG
E18
AVDD33_XTAL
C15
AVSS33_XTAL
D15
AVDD12_DMPLL
F15
AVSS12_DMPLL
F14
AVDD12_APLL
G15
AVSS12_APLL
G14
AVDD12_27MPLL
E15
AVSS12_27MPLL
E14
TP_PLLG
C14
TN_PLLG
D14
NS_XTALI
A13
NS_XTALO
B13
AOMCLK
C12
AOBCK
A12
AOLRCK
B12
AOSDATA0
C11
AOSDATA1
D11
AOSDATA2
D12
AOSDATA3
E10
AOSDATA4
F10
SPDIF
E13
MCIN
E12
AMUTE
D10
VDACX_OUT
C19
VDACR_OUT
C18
VDACG_OUT
A19
VDACB_OUT
B19
FS
D18
AVDD12_HDMI_TX
E16
AVSS12_HDMI_TX
G16
AVDD12_HDMI_TX
D16
AVSS12_HDMI_TX
F16
AVDD33_HDMI_TX
C17
AVSS33_HDMI_TX
E17
AVDD33_HDMI_TX
D17
AVSS33_HDMI_TX
F17
CH0_M
A16
CH0_P
B16
CH1_M
A15
CH1_P
B15
CH2_M
A14
CH2_P
B14
CLK_M
A17
CLK_P
B17
HTPLG
D25
CEC
C24
HDMISD
D24
HDMISCK
C25
EXT_CAP
A18
EXT_RES
B18
SPBCK
G11
SPDATA
F13
SPLRCK
F12
SPMCLK
F11
C330
10pF/50V/NP0
C330
10pF/50V/NP0
R328
0
R328
0
R306
0
R306
0
TP211
TP211
L5
NC/ACM2012H-900-2P
L5
NC/ACM2012H-900-2P
1
3
2
4
TP212
TP212
R509
47
R509
47
C309
NC
C309
NC
C320
NC
C320
NC
FB20
10/2A
FB20
10/2A
R313
1.8K
R313
1.8K
TP304
TP304
R508
47
R508
47
TVS Arrays
ESD2
PESD_TPD4S010B
TVS Arrays
ESD2
PESD_TPD4S010B
1
1
2
2
GND
3
4
4
5
5
6
6
7
7
GND
8
9
9
10
10
R330
0
R330
0
R314
10
R314
10
R317
NC/0
R317
NC/0
R349
4.7
R349
4.7
R346
4.7
R346
4.7
C302
0.1uF/16V/X7R
C302
0.1uF/16V/X7R
C311 22pF/50V/NP0
C311 22pF/50V/NP0
L6
NC/ACM2012H-900-2P
L6
NC/ACM2012H-900-2P
1
3
2
4
R329
4.7
R329
4.7
R510
47
R510
47
R331
0
R331
0
R
310
1M
R
310
1M
C306
0.1uF/16V/X7R
C306
0.1uF/16V/X7R
R52
0
R52
0
D304
 
LVSL10180Z020/18V/2pF
D304
 
LVSL10180Z020/18V/2pF
2
1
U801
74HC04PW
U801
74HC04PW
1A
1
1Y
2
2A
3
2Y
4
3A
5
3Y
6
4Y
8
4A
9
5Y
10
5A
11
6Y
12
6A
13
GND
7
VCC
14
L7
NC/ACM2012H-900-2P
L7
NC/ACM2012H-900-2P
1
3
2
4
C4
38
NC/15pF
/50V
/NP
0
C4
38
NC/15pF
/50V
/NP
0
TP305
TP305
L4
NC/ACM2012H-900-2P
L4
NC/ACM2012H-900-2P
1
3
2
4
R305
560/1%
R305
560/1%
R1398
0
R1398
0
C308
NC
C308
NC
D302
 
LVSL10180Z020/18V/2pF
D302
 
LVSL10180Z020/18V/2pF
2
1
C310
0.1uF/16V/X7R
C310
0.1uF/16V/X7R
C314
0.1uF/16V/X7R
C314
0.1uF/16V/X7R
R
356
10K
R
356
10K
R
355
10K
R
355
10K
C4
12
4.7uF
/10V
/Y
5VC4
12
4.7uF
/10V
/Y
5V
R311
4.7
R311
4.7
D612
LL4148
D612
LL4148
C300 22pF/50V/NP0
C300 22pF/50V/NP0
C
312
10uF
/10V
/Y
5V
C
312
10uF
/10V
/Y
5V
R322
4.7
R322
4.7
C322
0.1uF/16V/X7R
C322
0.1uF/16V/X7R
R348
4.7
R348
4.7
C405
NC/10pF/50V/NP0
C405
NC/10pF/50V/NP0
R370
4.7
R370
4.7
PT100
PTC/0.75A
PT100
PTC/0.75A
R1399
0
R1399
0
Y300
27MHz/30PPM
Y300
27MHz/30PPM
TP306
TP306
R
553
10K
R
553
10K
J1
HDMI JACK
J1
HDMI JACK
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
22
21
20
23
R67
33
R67
33
R332
4.7
R332
4.7
R66
33
R66
33
TP209
TP209
TP302
TP
TP302
TP
TP300
TP300
R315
NC0
R315
NC0
R309
0
R309
0
R
354
10K
R
354
10K
R312
1.8K
R312
1.8K
R507
47
R507
47
R321
2.49K/1%
R321
2.49K/1%
TVS Arrays
ESD1
PESD_TPD4S010B
TVS Arrays
ESD1
PESD_TPD4S010B
1
1
2
2
GND
3
4
4
5
5
6
6
7
7
GND
8
9
9
10
10
C319
0.1uF/16V/X7R
C319
0.1uF/16V/X7R
R1400
0
R1400
0
C304
0.1uF/16V/X7R
C304
0.1uF/16V/X7R
TP210
TP210
C317
0.1uF/16V/X7R
C317
0.1uF/16V/X7R
C315
NC
C315
NC
R70
33
R70
33
R506
47
R506
47
ESD5
 
LV
S
L10180Z
020/18V
/2pF
ESD5
 
LV
S
L10180Z
020/18V
/2pF
2
1
TP303
TP303
C305
10pF/50V/NP0
C305
10pF/50V/NP0
C307
0.1uF/16V/X7R
C307
0.1uF/16V/X7R
R62
NC/47K
R62
NC/47K
R617
4.7K
R617
4.7K
FB722
500/800mA
FB722
500/800mA
R323
27K
R323
27K
R505
47
R505
47
TP301
TP
TP301
TP
C332
0.1uF
/16V
/X
7R
C332
0.1uF
/16V
/X
7R
Main Board Circuit Diagram:HDMI OUT
7-9
7-9
JBL
SB 300 Service Manual
Page 32 of 41
A
A
B
B
C
C
D
D
E
E
4
4
3
3
2
2
1
1
NAND Flash
BE
ICE
PCB TOP USB TESET POINT
ETHERNET PHY
Hardware trap
To Front USB1
PCB BTMP USB TESET POINT
USB Enable (Front)
To  USB2
1.5A each channel
USB_VCC1 for  POWER CONTROL
USB_VCC3 for HDMI power control
HDMI Enable
TXVN_0
TXVP_0
ET_REXT
TXVN_1
TANA_1
TXVP_1
AVDD33_COM
AVDD33_LD
AVDD33_REC
AVDD12_COM
USB_1P_VRT
USB_2P_VRT
USBP0
USBP1
USBM1
USBP2
USBM0
USBM2
AVDD12_USB_2P_1A
AVDD12_USB_1P_1
NFD3
NFD5
NFWEN_R
NFCEN_R
NFALE_R
NFWP#
NFD4
NFD7
NFD2
NFREN_R
NFD6
NFD0
NFCLE_R
AVDD33_SATA
SREXT
AVDD33_USB_1P_1
AVDD33_USB_2P_2
NFRBN_R
NFD6
NFCEN2
NFRBN
NFD7
NFD1
NFALE
NFD4
NFCEN
NFD3
NFD0
NFREN
NFWEN
GPIO3
GPIO1
GPIO2
GPIO0
TDO
TMS
TRST_
TCK
TDI
EFPWRQ
TANA_0
AVDD12_REC
TDO1
TRST1
TDI1
TCK1
TMS1
NFD5
NFCLE
NFD2
NFRBN2
AVDD12_SATA1
USBM0
USB_VCC3
USBP2
USBM2
USB_VCC1
USBP0
USBP1
USBM1
AVSS12_SATA1
NFWEN_R
NFCLE_R
NFREN_R
NFCEN_R
NFALE_R
NFCEN2
TXVP_0
TXVN_1
TD-
TD+
RD+
RD-
TXVP_1
TXVN_0
USB_EN2
USB_OC2#
USB_OC0#
USB_EN2#
USB_OC2#
GPIO2
GPIO1
GPIO3
GPIO0
USB_EN0#
USB_OC0#
NFRBN_R
NFRBN
NFCLE_R
NFCLE
NFCEN_R
NFCEN
NFWEN_R
NFWEN
NFALE
NFALE_R
NFREN
NFREN_R
NFD1
USB_VCC1
MCU_SCL
MCU_SDA
TRST_
TDI
TMS
TCK
TDO
USB_EN0
USB_EN0#
USB_EN2#
USB_VCC1
USB_VCC1
MCU_SCL
MCU_SDA
USB_VCC3
GPIO4
GPIO6
GPIO6
INT_N/HDMI_IN
INT_N/HDMI_IN
USBP2
USBM2
WIFI_EN
USB_VCC1
USB_VCC1
USB_VCC3
USBP0
USBM0
3.3V
3.3V
1.2V
1.2V
3.3V
3.3V
1.2V
3.3V
3.3V
LAN_GND
VCC_D
VCC
3.3V
3.3V
3.3V
3.3V
USB_VCC1
USB_VCC3
MCU_SDA
6,8
MCU_SCL
6,8
MCU_SCL
6,8
MCU_SDA
6,8
INT_N/HDMI_IN
14
WIFI_EN
8
TP30
TP30
USBP0
USBP0
R
116
10K
R
116
10K
R440
33
R440
33
C168
0.1uF/16V/X7R
C168
0.1uF/16V/X7R
R1
26
NC/10K
R1
26
NC/10K
R102
5.1K/1%
R102
5.1K/1%
C93
0.1uF/16V/X7R
C93
0.1uF/16V/X7R
R9
0
10K
R9
0
10K
R9
1
10K
R9
1
10K
CB1
0.1uF/16V/Y5V
CB1
0.1uF/16V/Y5V
R438
33
R438
33
R423
33
R423
33
R407
0
R407
0
R143
0
R143
0
TP6
TP6
TP405
TP405
C98
0.1uF/16V/X7R
C98
0.1uF/16V/X7R
GND_USB5
GND_USB5
TP33
TP33
J2
NC/8PIN/1.0mm
J2
NC/8PIN/1.0mm
1
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8
C167
4.7uF/10V/Y5V
C167
4.7uF/10V/Y5V
C89
0.1uF/16V/X7R
C89
0.1uF/16V/X7R
R125
24K/1%
R125
24K/1%
C86
0.1uF/16V/X7R
C86
0.1uF/16V/X7R
C152
0.1uF/16V/X7R
C152
0.1uF/16V/X7R
TP26
TP26
ESD9ESD9
2
1
R583
75/1%
R583
75/1%
R99
0
R99
0
R
118
10K
R
118
10K
C159
4.7uF/10V/Y5V
C159
4.7uF/10V/Y5V
C149
4.7uF/10V/Y5V
C149
4.7uF/10V/Y5V
CB2
0.1uF/16V/Y5V
CB2
0.1uF/16V/Y5V
R449
33
R449
33
C423
0.1uF
/16V
/Y
5V
C423
0.1uF
/16V
/Y
5V
R9
2
10K
R9
2
10K
R402
0
R402
0
R8
6
NC/0
R8
6
NC/0
R151
5.1K/1%
R151
5.1K/1%
R
112
10K
R
112
10K
U7E
MT8555_0825_A
U7E
MT8555_0825_A
DVCC33_IO_5
J13
DVCC33_IO_2
Y8
DVCC33_IO_2
AA8
SFCS
AH5
SFCK
AF5
SFDI
AG5
SFDO
AH4
NFALE
AF4
NFCEN
AH2
NFCLE
AG3
NFRBN
AE3
NFREN
AD4
NFWEN
AG4
NFCEN2
AD5
NFRBN2
AE4
NFD0
AG2
NFD1
AH1
NFD2
AF3
NFD3
AG1
NFD4
AF2
NFD5
AF1
NFD6
AE2
NFD7
AE1
GPIO0
F9
GPIO1
E9
GPIO2
G9
GPIO3
D9
GPIO4
AD6
GPIO5
AE6
GPIO6
AE5
GPIO7
AC7
SCL
B10
SDA
C10
TDO
AF6
TRST_
AF7
TDI
AD8
TMS
AE7
TCK
AD7
EFPWRQ
AC9
AVDD33_USB_1P_1
AA3
AVDD33_USB_2P_2
AA4
AVSS33_USB_1P_1
AA6
AVSS33_USB_2P_2
AA5
AVDD12_USB_1P_1
AB3
AVDD12_USB_2P_1A
AC4
AVSS12_USB_1P_1
AB6
AVSS12_USB_2P_1A
AB5
USB_1P_DP
AB2
USB_1P_DM
AB1
USB_2P_DP1
AC2
USB_2P_DM1
AC1
USB_2P_DP0
AD2
USB_2P_DM0
AD1
USB_1P_VRT
AC3
USB_2P_VRT
AD3
AVDD12_COM
E5
AVDD12_REC
E6
AVSS12_COM
F7
AVSS12_REC
G7
AVDD33_COM
C5
AVDD33_REC
F5
AVDD33_LD
D4
AVSS33_COM
D5
AVSS33_LD
C4
AVSS33_REC
F6
TXVN_0
B3
TXVP_0
A2
TXVN_1
A4
TXVP_1
B4
TANA_0
A5
TANA_1
B5
REXT
D6
DVCC33_IO_5
J14
STXN
W2
STXP
W1
SRXP
Y2
SRXN
Y1
SREXT
Y4
AVDD33_SATA
Y5
AVDD12_SATA1
Y3
AVSS12_SATA1
W6
DVCC33_IO
N8
DVCC33_IO
P8
DVCC33_IO
T8
DVCC33_IO_3
J18
DVCC33_IO_3
J19
TP1001
TP1001
C165
4.7uF/10V/Y5V
C165
4.7uF/10V/Y5V
C91
0.1uF/16V/X7R
C91
0.1uF/16V/X7R
C162
0.1uF/16V/X7R
C162
0.1uF/16V/X7R
USB_VCC2
USB_VCC2
R98
0
R98
0
TP407
TP407
TP406
TP406
R177
0
R177
0
R400
0
R400
0
C94
0.1uF/16V/X7R
C94
0.1uF/16V/X7R
C156
0.1uF/16V/X7R
C156
0.1uF/16V/X7R
XP17
4PIN/2.0mm
XP17
4PIN/2.0mm
1
1
2
2
3
3
4
4
C150
0.1uF/16V/X7R
C150
0.1uF/16V/X7R
R152
0
R152
0
C163
4.7uF/10V/Y5V
C163
4.7uF/10V/Y5V
TM268
TM268
C402
0.1uF/16V/Y5V
C402
0.1uF/16V/Y5V
C372
0.1uF/25V/Y5V
C372
0.1uF/25V/Y5V
R1
27
NC/10K
R1
27
NC/10K
R8
5
4.7K
R8
5
4.7K
R9
7
10K
R9
7
10K
C161
4.7uF/10V/Y5V
C161
4.7uF/10V/Y5V
C88
0.1uF/16V/X7R
C88
0.1uF/16V/X7R
U14
16P/SMD/H1245
U14
16P/SMD/H1245
TX+
1 CTT
2 TX-
3 NC
4 NC
5 RX+
6 CTR
7 RX-
8
RXN
9
RCT
10
RXP
11
NC
12
NC
13
TXN
14
TCT
15
TXP
16
ESD1
0
ESD1
0
2
1
R133
75/1%
R133
75/1%
CB3
0.1uF/16V/Y5V
CB3
0.1uF/16V/Y5V
R94
453/1%
R94
453/1%
C146
0.1uF/16V/X7R
C146
0.1uF/16V/X7R
C935
0.1uF/25V/Y5V
C935
0.1uF/25V/Y5V
R579
75/1%
R579
75/1%
C90
0.1uF/16V/X7R
C90
0.1uF/16V/X7R
R445
1K
R445
1K
C943
10uF
/10V
/Y
5V
C943
10uF
/10V
/Y
5V
C99
0.1uF/16V/X7R
C99
0.1uF/16V/X7R
R8
7
10K
R8
7
10K
C180
0.1uF/25V/Y5V
C180
0.1uF/25V/Y5V
R
117
10K
R
117
10K
C100
0.1uF/16V/X7R
C100
0.1uF/16V/X7R
C174
0.1uF/25V/Y5V
C174
0.1uF/25V/Y5V
C151 0.1uF/16V/X7R
C151 0.1uF/16V/X7R
R134
75/1%
R134
75/1%
C164
0.1uF/16V/X7R
C164
0.1uF/16V/X7R
R1
15
0
R1
15
0
R446
1K
R446
1K
C169
4.7uF/10V/Y5V
C169
4.7uF/10V/Y5V
TP34
TP34
USBM0
USBM0
TP32
TP32
R450
33
R450
33
TP31
TP31
C87
0.1uF/16V/X7R
C87
0.1uF/16V/X7R
C147
4.7uF/10V/Y5V
C147
4.7uF/10V/Y5V
R580
75/1%
R580
75/1%
C97
0.1uF/16V/X7R
C97
0.1uF/16V/X7R
U13
G556B1
SO8
U13
G556B1
SO8
IN
7
/EN1
1
/OC1
2
/OC2
3
/EN2
4
OUT2
5
OUT1
8
GND
6
TM6
TM6
R144
0
R144
0
C166
0.1uF/16V/X7R
C166
0.1uF/16V/X7R
R9
3
10K
R9
3
10K
C153
4.7uF/10V/Y5V
C153
4.7uF/10V/Y5V
R8
9
4.7K
R8
9
4.7K
C160
0.1uF/16V/X7R
C160
0.1uF/16V/X7R
C155
4.7uF/10V/Y5V
C155
4.7uF/10V/Y5V
C179
0.1uF/25V/Y5V
C179
0.1uF/25V/Y5V
R
111
10K
R
111
10K
R
146
1K
R
146
1K
R410
33
R410
33
C154
0.1uF/16V/X7R
C154
0.1uF/16V/X7R
R
119
10K
R
119
10K
R
109
10K
R
109
10K
C92
0.1uF/16V/X7R
C92
0.1uF/16V/X7R
C158
0.1uF/16V/X7R
C158
0.1uF/16V/X7R
R106
10K
R106
10K
P3
CON_16P_5GNDD
P3
CON_16P_5GNDD
TX+
1
TX-
2
RX+
3
N/C
4
N/C
5
RX-
6
N/C
7
N/C
8
VCC
9
D+
10
D-
11
GND
12
GND
13
GND
14
GND
15
GND
16
R439
33
R439
33
R
110
10K
R
110
10K
C157
0.1uF/25V/Y5V
C157
0.1uF/25V/Y5V
R447
33
R447
33
C550
NC/100pF/2KV
C550
NC/100pF/2KV
R
114
10K
R
114
10K
U12
NAND 256MB
U12
NAND 256MB
VCC
12
NC
11
CE2
10
CE1
9
RE
8
R/B1
7
R/B2
6
NC
5
NC
23
NC
4
NC
3
NC
2
VSS
13
NC
14
NC
15
ALE
17
WE
18
WP
19
NC
20
NC
21
NC
24
NC
22
NC
1
CLE
16
NC
48
NC
47
NC
46
NC
45
DQ7
44
DQ6
43
DQ5
42
DQ4
41
NC
40
NC
39
PRE
38
VCC
37
VSS
36
NC
35
NC
34
NC
33
DQ3
32
DQ2
31
DQ1
30
DQ0
29
NC
28
NC
27
NC
26
NC
25
Main Board Circuit Diagram:FLASH
7-10
7-10
JBL
SB 300 Service Manual
Page 33 of 41
A
A
B
B
C
C
D
D
E
E
4
4
3
3
2
2
1
BE RS232 SW Debug JACK
pcb TOP VFD/IR Port TESET point
{LCDRD, ETTXEN} = 0 ,  Normal mode
{LCDRD, ETTXEN} = 1 ,  RST by SVO mode
{LCDRD, ETTXEN} = 2 ,  Monitor mode
{LCDRD, ETTXEN} = 3 ,  Test scan mode
ADD R604/R603 FOR MA500
MA500 CHANGE
UATXD
VDATA
VSTB
IR
VCLK
DVCC33_IO_STB
OPWRSB
AVDD33_LDO
AVDD33_LDO
ETRXER_AO2SDATA1
ETRXDV_AO2SDATA3
ETTXEN_VOUTD14
UARXD
UATXD
RESET_
DVCC33_IO_STB
VDATA
AVDD10_LDO
LCDRD
MCU_INT
ETTXER_AO2SDATA0
LCDRD
ETTXEN_VOUTD14
POWER_K
OPEN_K
IR_OUT
ETCRS_AO2SDATA2
ETMDIO_AO2MCK
ETMDC_AO2BCK
SWITCH1
SWITCH2
IR_OUT
VSTB
IR_OUT
MCU_INT
OUT_DDC_DAT
OUT_DDC_CLK
ETTXER_AO2SDATA0
ETRXER_AO2SDATA1
OUT_DDC_DAT
OUT_DDC_CLK
UARXD
3.3V_STBY
3.3V_STBY
3.3V_STBY
3.3V_STBY
3.3V_STBY
SWITCH1
9
SWITCH2
9
IR_OUT
7,8
IR_OUT
7,8
RESET_
2
MCU_INT
8
OUT_DDC_CLK
14
OUT_DDC_DAT 14
C506
0.1uF/16V/X7R
C506
0.1uF/16V/X7R
TP15
TP15
TPA15
TPA15
TM22TM22
TM14
TM14
TM24TM24
TP75
TP75
TP67
TP67
TM21TM21
R513
10K
R513
10K
TP3
TP3
TP4
TP4
TP25
TP25
R512
10K
R512
10K
C503
NC
C503
NC
R604
33
R604
33
R495
33
R495
33
R568
1K
R568
1K
VDATA1
VDATA1
R574
10K
R574
10K
VSTB1
VSTB1
C241
100pF/50V
/NP
0
C241
100pF/50V
/NP
0
R575
0
R575
0
R577
10K
R577
10K
TP19
TP19
C504
0.1uF/16V/X7R
C504
0.1uF/16V/X7R
CON2
4PIN/2.0mm
CON2
4PIN/2.0mm
1
1
2
2
3
3
4
4
R72
10K
R72
10K
TM23TM23
R576
0
R576
0
R578
10K
R578
10K
U7D
MT8555_0825_A
U7D
MT8555_0825_A
DVCC33_IO_STB
J21
DVCC33_IO_STB
H21
AVDD33_LDO
J24
AVDD10_LDO
K21
AVSS33_LDO
H22
GPIO8
H24
ETCOL
J27
ETCRS
F26
ETMDC
J28
ETMDIO
J26
ETRXCLK
G26
ETRXD0
F25
ETRXD1
G27
ETRXD2
G28
ETRXD3
G25
ETRXDV
E25
ETRXER
E26
ETTXCLK
G24
ETTXD0
G23
ETTXD1
H23
ETTXD2
J23
ETTXD3
H26
ETTXEN
H25
ETTXER
F24
UARXD
J25
UATXD
K26
VSTB
L25
VDATA
M23
VCLK
M24
LCDRD
L26
IR
K25
RESET_
K23
OPWRSB
K24
R492
NC/33
R492
NC/33
R601
33
R601
33
C331
100pF/50V
/NP
0
C331
100pF/50V
/NP
0
R496
33
R496
33
C502
NC
C502
NC
R616
4.7K
R616
4.7K
TPA17
TPA17
R603
33
R603
33
R497
NC/33
R497
NC/33
C507
0.1uF/16V/X7R
C507
0.1uF/16V/X7R
C500
NC
C500
NC
TM31
TM31
TM32
TM32
C505
0.1uF/16V/X7R
C505
0.1uF/16V/X7R
TP14
TP14
R573
10K
R573
10K
Main Board Circuit Diagram:VFD/IR
7-11
7-11
JBL
SB 300 Service Manual
Page 34 of 41
5
4
3
2
1
D
C
B
A
TO AMP BD
new add
TUN_SDA
TUN_SCL
IPOD_AD
MCU_RST
MPEG_SCL
VOL+
VOL-
ICE_DAT
ICE_CLK
MCU_RST
YI
YO
AMP_SDA
DSP_RST
AMP_MUTE
POWER
AMP_DET
SHUTDOWN
BKEN_ERR
PDN
KEY_POW
IR_IN
I2S_BCK
I2S_MCLK
IR_IN
I2S_LRCK
I2S_DATA2
I2S_DATA1
I2S_DATA0
MPEG_SDA
AMP_SCL
SPI_DAT
SPI_CLK
SPI_CS
BD_MUTE
AMP_MUTE
MCU_AMUTE
ICE_DAT
ICE_CLK
IR_OUT
BD_MUTE
MCU_PCON
MCU_INT
MCU_INT
MPEG_SCL
MPEG_SDA
IR_OUT
FE_RES
DSP_SPI_MISI
DSP_SPI_MISO
DSP_SPI_CS
DSP_SPI_CLK
DSP_SPI_CS
DSP_SPI_CLK
DSP_SPI_MISO
DSP_SPI_MISI
DSP_SPI_CS
DSP_SPI_CLK
DSP_SPI_MISI
DSP_SPI_CTR
UART0_TX
UART0_RX
MPEG_SDA
MPEG_SCL
DSP_SPI_MISO
VOL+
VOL-
VEDIO_SEL
DSP_MCLK
I2S_MCLK
I2SOUT_0 I2S_DATA0
I2SOUT_1 I2S_DATA1
I2SOUT_2 I2S_DATA2
LRCK_OUT
I2S_LRCK
SCLK_OUT
I2S_BCK
BT_R
AL_TUNER
AR_TUNER
IPOD_LOUT
IPOD_ROUT
BT_L
SPI_DAT
SPI_CLK
SPI_CS
DSP_RST
POWER
SHUTDOWN
AMP_DET
PDN
BKEN_ERR
MCU_AMUTE
SPI_CS
SPI_DAT
BT_EN
KEY_POW
IPOD_VIDEO
DSP_SPI_CTR
AMP_SCL
AMP_SDA
ADC_CLK
ADC_DATA
ADC_CLK
ADC_DATA
ADC_VRST#
ADC_VRST#
WIFI_EN
MCU_RST
AMP_MUTE
TUN_SCL
AR_TUNER
AL_TUNER
FM_ANT
FM_3V3
FM_3V3
FM_3V3
KEY_POW
BT_TX
BT_RX
BT_RST
BT_LCH
BT_RCH
UART0_TX
UART0_RX
BT_TX
BT_RX
SPI_CLK
IR_IN
KEY1
BT_EN
BT_RST
STBY_3V3
STBY_3V3
STBY_3V3
3.3V
+12V_D
3.3V
3.3V
STBY_3V3
STBY_3V3
3.3V
3.3V
3.3V
3.3V
VCC_D
A
P-24V
+12V_D
STBY_3V3
STBY_3V3
VCC
STBY_3V3
FGND
RFGND
FGND
FGND
FGND
FGND
FGND
FM_3V3
FGND
3.3V
RFGND
FGND
BD_MUTE
5
MCU_PCON
2
FE_RES
2
MCU_INT
7
MCU_SCL
6
MCU_SDA
6
IR_OUT
7
DSP_SPI_CS
13
DSP_SPI_CLK
13
DSP_SPI_MISO
13
DSP_SPI_MISI
13
VEDIO_SEL
12
AOMCLK
12,13,5
I2SOUT_0
13
I2SOUT_2
13
I2SOUT_1
13
I2S_LRCK_OUT 13
I2S_BCK_OUT
13
IPOD_LOUT
12
IPOD_ROUT
12
BT_R
12
AL_TUNER
12
AR_TUNER
12
BT_L
12
MP3_R
12
MP3_L
12
IPOD_VIDEO
12
ADC_DATA
12
ADC_VRST#
12
ADC_CLK
12
WIFI_EN
6
TUN_SDA
TUN_SCL
BT_LCH
BT_RCH
TP71
TP71
R540
1K
R540
1K
C50
1200pF/50V/X7R
C50
1200pF/50V/X7R
D617
LL4148
D617
LL4148
R543
33
R543
33
R587
33
R587
33
R223
10K
R223
10K
R484
1K
R484
1K
R569
33
R569
33
C238
100pF/50V/NP0
C238
100pF/50V/NP0
R511
NC/33
R511
NC/33
Y5
12MHz/30PPM
Y5
12MHz/30PPM
TP84
TP84
R588
51K
R588
51K
+
CE28
100uF/10V
+
CE28
100uF/10V
FB4
270nH
FB4
270nH
R537
33
R537
33
R555
4.7K
R555
4.7K
R250
4.7K
R250
4.7K
R26
18
R26
18
R187
NC/4.7K
R187
NC/4.7K
C460
10uF/10V/Y5V
C460
10uF/10V/Y5V
+
10uF/16V
CE13
+
10uF/16V
CE13
XP36
CON_4P_0GNDD
XP36
CON_4P_0GNDD
1
1
2
2
3
3
4
4
R536
33
R536
33
TOP
XP11
SMD0.5 TOP
TOP
XP11
SMD0.5 TOP
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
25 26
27 28
R35
33
R35
33
C73
1uF/10V/Y5V
C73
1uF/10V/Y5V
Q22
NPN_3DG3904M
Q22
NPN_3DG3904M
TP73
TP73
C273
0.1uF/25V/Y5V
C273
0.1uF/25V/Y5V
TP68
TP68
C280
100pF/50V/NP0
C280
100pF/50V/NP0
C16
200pF/50V/NP0
C16
200pF/50V/NP0
R208
10K
R208
10K
C76
1200pF/50V/X7R
C76
1200pF/50V/X7R
C32
NC/15pF/50V/NP0
C32
NC/15pF/50V/NP0
TP60
TP60
C182
100pF/50V/NP0
C182
100pF/50V/NP0
C272
0.1uF/25V/Y5V
C272
0.1uF/25V/Y5V
C31
NC/15pF/50V/NP0
C31
NC/15pF/50V/NP0
C194
0.1uF/25V/Y5V
C194
0.1uF/25V/Y5V
R549
33
R549
33
R36
4.7K
R36
4.7K
C51
NC/15pF/50V/NP0
C51
NC/15pF/50V/NP0
C79
5600pF/50V/X7R
C79
5600pF/50V/X7R
C352
100pF/50V/NP0
C352
100pF/50V/NP0
TP52
TP52
R184
4.7K
R184
4.7K
TP72
TP72
R16
8.2K
R16
8.2K
C74
1uF/10V/Y5V
C74
1uF/10V/Y5V
R132
1M
R132
1M
D76
LL4148
D76
LL4148
R485
0
R485
0
R176
4.7K
R176
4.7K
U183
NUC100RE3AN
U183
NUC100RE3AN
INT0/PB.14
1
CPO1/PB.13
2
CLKO/CPO0/PB.12
3
X32O
4
X32I
5
I2C1SCL/PA.11
6
I2C1SDA/PA.10
7
I2C0SCL/PA.9
8
I2C0SDA/PA.8
9
RX1/PB.4
10
TX1/PB.5
11
RTS1/PB.6
12
CTS1/PB.7
13
LDO
14
VDD
15
VSS
16
PB.9/TM1
32
PB.10/TM2
31
PB.11/TM3/PWM4*1
30
PE.5/PWM5*1
29
PC.0/SS00/I2SLRCLK
28
PC.1/SPICLK0/I2SBCLK
27
PC.2/MISO00/I2SDI
26
PC.3/MOSI00/I2SDO
25
PD.15/TX2*2
24
PD.14/RX2*2
23
PD.7
22
PD.6
21
PB.3/CTS0
20
PB.2/RTS0
19
PB.1/TX0
18
PB.0/RX0
17
PC.11/MOSI10
33
PC.10/MISO10
34
PC.9/SPICLK1
35
PC.8/SS10
36
PA.15/PWM3/I2SMCLK
37
PA.14/PWM2
38
PA.13/PWM1
39
PA.12/PWM0
40
ICE_DAT
41
ICE_CLK
42
AVSS
43
PA.0/ADC0
44
PA.1/ADC1
45
PA.2/ADC2
46
PA.3/ADC3
47
PA.4/ADC4
48
ADC5/PA.5
49
ADC6/PA.6
50
ADC7/PA.7
51
AVDD
52
CPN0/PC.7
53
CPP0/PC.6
54
CPN1/PC.15
55
CPP1/PC.14
56
INT1/PB.15
57
XT1_Out
58
XT1_In
59
/RESET
60
VSS1
61
VDD1
62
PVSS
63
STADC/TM0/PB.8
64
C303
100pF/50V/NP0
C303
100pF/50V/NP0
R217
10K
R217
10K
R567
33
R567
33
R248
4.7K
R248
4.7K
R226
10K
R226
10K
C53
1000pF/50V/NP0
C53
1000pF/50V/NP0
TP74
TP74
C140
20pF/50V/NP0 C140
20pF/50V/NP0
C144
100pF/50V/NP0
C144
100pF/50V/NP0
C112
10pF 50V
C112
10pF 50V
R211 10K
R211 10K
C271
0.1uF/25V/Y5V
C271
0.1uF/25V/Y5V
R230
10K
R230
10K
TP79
TP79
R550
33
R550
33
R225
10K
R225
10K
R13
330
R13
330
C85
10pF/50V/NP0
C85
10pF/50V/NP0
R37
33
R37
33
D3
NC/ESD_8KV
D3
NC/ESD_8KV
Q27
NPN_MMBT8050C
Q27
NPN_MMBT8050C
U184
IC_20P_ET6207
U184
IC_20P_ET6207
GND
1
VDDRF
2
CP2
3
FRF1
4
GNDRF
5
ARF1
6
ARF2
7
IIC/RDSI
8
LA
9
CK
10
X2
19
X1
18
CP1
17
IISD
16
LOUT
15
ROUT
14
DA
13
VDD
20
GND
12
VDD
11
C172
100pF/50V/NP0
C172
100pF/50V/NP0
R488
10K
R488
10K
D615
LL4148
D615
LL4148
C33
NC/15pF/50V/NP0
C33
NC/15pF/50V/NP0
R186
NC/4.7K
R186
NC/4.7K
R359
390
R359
390
C181
100pF/50V/NP0
C181
100pF/50V/NP0
R539
33
R539
33
R165
4.7K
R165
4.7K
FB30
500/500mA
FB30
500/500mA
TP78
TP78
C77
1uF/16V/Y5V
C77
1uF/16V/Y5V
Q21
PNP_3CG3906M
Q21
PNP_3CG3906M
TP77
TP77
R518
33
R518
33
R556
33
R556
33
R564
33
R564
33
R212
100K
R212
100K
R24
8.2K
R24
8.2K
TP80
TP80
C107
1uF/10V/Y5V
C107
1uF/10V/Y5V
R547
33
R547
33
Y6
12MHz
Y6
12MHz
C341
100pF/50V/NP0
C341
100pF/50V/NP0
FB24
500/500mA
FB24
500/500mA
R566
33
R566
33
C148
100pF/50V/NP0
C148
100pF/50V/NP0
FB9
500/500mA
FB9
500/500mA
TP82
TP82
TP70
TP70
C141
20pF/50V/NP0 C141
20pF/50V/NP0
R517
33
R517
33
C186
100pF/50V/NP0
C186
100pF/50V/NP0
C189
100pF/50V/NP0
C189
100pF/50V/NP0
R535
0
R535
0
R565
33
R565
33
XP13
20PIN/1.0mm
XP13
20PIN/1.0mm
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
19
19
20
20
C267
1000pF/50V/X7R
C267
1000pF/50V/X7R
R185
4.7K
R185
4.7K
C236
100pF/50V/NP0
C236
100pF/50V/NP0
R412
390
R412
390
R538
33
R538
33
C34
NC/15pF/50V/NP0
C34
NC/15pF/50V/NP0
XP8
5PIN/2.5mm
XP8
5PIN/2.5mm
1
1
2
2
3
3
4
4
5
5
R586
33
R586
33
R542
33
R542
33
FB3
4.7nH
FB3
4.7nH
R224
10K
R224
10K
C78
1uF/16V/Y5V
C78
1uF/16V/Y5V
R168
4.7K
R168
4.7K
C42
15pF/50V/NP0
C42
15pF/50V/NP0
R162
4.7K
R162
4.7K
R523
33
R523
33
TP83
TP83
R516
33
R516
33
R28
0
R28
0
FB31
500/500mA
FB31
500/500mA
R487
10K
R487
10K
R557
33
R557
33
R233
NC/10K
R233
NC/10K
C72
1200pF/50V/X7R
C72
1200pF/50V/X7R
C347
100pF/50V/NP0
C347
100pF/50V/NP0
C48
15pF/50V/NP0
C48
15pF/50V/NP0
C237
100pF/50V/NP0
C237
100pF/50V/NP0
XP19
2PIN_2.5mm
XP19
2PIN_2.5mm
1
1
2
2
R558
33
R558
33
R551
33
R551
33
R161
4.7K
R161
4.7K
R546
33
R546
33
C394
1uF/16V/Y5V
C394
1uF/16V/Y5V
C193
0.1uF/25V/Y5V
C193
0.1uF/25V/Y5V
R520
33
R520
33
ZD3
BZV55C3V9/3.9V
ZD3
BZV55C3V9/3.9V
C269
0.1uF/25V/Y5V
C269
0.1uF/25V/Y5V
TP81
TP81
C195
2.2uF/10V/Y5V
C195
2.2uF/10V/Y5V
C1087
10uF/10V/Y5V
C1087
10uF/10V/Y5V
R519
33
R519
33
C15
33pF/50V/NP0
C15
33pF/50V/NP0
Q23
PNP_3CG3906M
Q23
PNP_3CG3906M
R222
10K
R222
10K
R178
4.7K
R178
4.7K
R545
33
R545
33
TP53
TP53
R231
10K
R231
10K
R570
33
R570
33
TM53
TM53
C49
NC/15pF/50V/NP0
C49
NC/15pF/50V/NP0
C52
0.047uF/10V/X7R
C52
0.047uF/10V/X7R
R548
33
R548
33
C346
0.1uF/25V/Y5V
C346
0.1uF/25V/Y5V
TP61
TP61
Main Board Circuit Diagram:MCU
7-12
7-12
JBL
SB 300 Service Manual
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