DOWNLOAD Sony STR-KIV300 Service Manual ↓ Size: 5.65 MB | Pages: 80 in PDF or view online for FREE

Model
STR-KIV300
Pages
80
Size
5.65 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
str-kiv300.pdf
Date
PREV: Sony HT-IV300 Service Manual

Sony STR-KIV300 Service Manual ▷ View online

STR-KIV300
STR-KIV300
29
29
 6-5.  PRINTED WIRING BOARD – MB1306 Board (Conductor Side) –    
• See page 26 for Circuit Boards Location.    • 
: Uses unleaded solder.
1
A
B
C
D
E
F
G
H
I
J
K
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
R5358
R019
C5381
R5359
CL6377
C6326
R020
C6328
R021
R6302
R5362
R5363
D6308
CL2118
R025
R5366
R5367
C6330
R029
C5391
C6331
25
1
51
75
26
100
50
76
IC6301
CL6385
CL6386
C5392
C5393
C6333
CL6389
5
8
1
4
9
IC6307
R030
R5370
R6310
R631
1
R5371
R6313
CL6390
R5374
CL6391
CL6392
R037
R5377
CL6393
R038
R5378
R1304
CL6394
R5379
CL6395
R1305
CL6396
CL6397
CL6398
R6320
R5380
R5381
R5382
R6322
R5383
R6323
R5384
R6324
R5385
R6325
R6326
R6328
R5388
C202
C203
C204
C205
C206
C207
C208
C209
R6332
R6335
R6336
C211
C212
JL2130
C214
JL2131
C215
C216
JL2132
JL2133
C217
JL2134
R6340
JL2135
R6341
JL2136
R6342
JL2137
R6343
JL2138
JL2139
JL201
C221
R6349
C222
C223
JL2140
JL2141
C225
JL2142
C226
JL2143
JL2144
C228
JL2145
C229
JL2146
R6352
JL2147
JL2148
JL2149
C230
C231
R6359
JL2150
C235
C236
JL2152
JL2153
C237
JL2154
R6360
C238
JL2155
R6361
R6363
C240
R6368
C241
C243
R6370
R6371
R6372
R6373
C250
C251
C252
C255
C256
C257
C258
CL6400
CL6401
CL6402
CL6403
R6388
CL6404
C260
CL6405
CL6406
CL6407
CL6408
CL6409
C268
R6391
CL6410
CL6411
CL6412
CL6413
C270
CL6414
CL6415
CL6416
CL6417
CL6418
RB6304
JL1001
JL1002
JL1003
JL1004
JL1005
CL6421
JL1006
JL6402
CL6422
CL6423
JL6403
CL6424
JL1013
JL1015
JL1016
JL1017
JL1018
JL1022
JL1023
JL1024
JL1025
CL1045
JL1026
JL1028
JL1034
C1002
X6301
R101
R102
R104
R106
R107
JL1048
R1002
R1003
R6400
R6401
R6402
R1006
R6403
R6404
R1008
R6405
R6413
R6415
R6416
CL5301
R6419
CL5303
CL5304
CL5305
C101
CL5306
C102
CL5307
R1023
C103
CL5308
C104
R6421
CL5309
C106
R1028
R6428
C1
15
CL001
CL002
C118
C1
19
CL007
CL008
JL101
CL009
JL102
JL103
C120
C508
JL104
C121
JL105
C122
JL106
JL107
CL010
JL108
CL011
JL109
CL012 CL013
CL014
C510
CL015
C513
JL110
C515
JL111
JL112
C517
JL5313
JL113
JL114
JL115
JL116
JL117
JL118
JL5319
R6453
C137
C138
R6454
C521
C139
R560
JL5320
R561
C525
R562
JL5322
JL317
C528
C140
C529
JL127
JL128
JL129
C530
JL320
JL323
JL130
JL131
JL132
JL133
JL134
JL135
JL136
JL137
JL138
JL139
C156
R6473
Q5305
Q5306
E
B
Q003
G S
D
Q5307
JL527
JL528
Q5308
E
B
Q5309
D
D
D
G
D
D
S
D S
D D G
JL529
CL6305
Q5310
E
B
JL530
Q201
G
S
D
D
D
D
JL531
Q202
B
E
JL532
JL533
JL156
C173
C175
C176
C177
C178
C179
RB1001
RB1002
JL6303
RB1004
JL6304
C180
JL6305
C181
JL166
JL6306
C182
JL167
JL6307
JL168
JL6308
3
1
4
5
2
IC104
JL169
JL6309
1
8
16
9
17
IC5308
1
8
16
9
17
IC5307
JL170
JL6310
JL6311
JL172
JL6312
JL173
JL174
JL6314
JL6315
JL175
JL176
JL6316
JL177
JL6317
JL178
JL6318
JL179
JL6319
3
1
4
5
2
IC503
JL180
JL6320
JL181
JL6321
JL182
JL6322
JL183
JL6323
JL6324
JL6325
JL6326
JL6327
JL6328
JL6329
C5356
2
1
9
8
CN6302
C5357
JL6330
JL6331
CL6351
CL6353
JL6333
C5360
C5361
C5363
JL6338
CL6359
JL6339
C5366
C6306
R003
JL6340
R004
JL6341
JL6342
JL6343
JL6344
C5371
C5372
C6313
JL6348
C5375
C5376
C6316
CL2103
CL2104
R010
R5352
R5353
CL2108
R5354
CL2109
R017
R5357
C161
C162
D D S
D D G
C245
C242
C244
C224
C232
C234
C239
1-889-106-
11
(11)
MB1306 BOARD
(CONDUCTOR SIDE)
X6301
2
1
9
8
CN6302
FLASH
PROGRAMMING
Note: IC6301 on the MB1306 board cannot exchange with single. 
When these parts on the MB1306 board are damaged, 
exchange the entire mounted board.
STR-KIV300
STR-KIV300
30
30
 6-6.  SCHEMATIC DIAGRAM – MB1306 Board (1/7) –    
• See page 51 for IC Pin Function Descriptions.
1
A
B
C
D
E
F
G
H
I
J
K
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
N3
P7
P3
N2
P8
P2
R8
R2
T8
R3
L7
R7
N7
M2
N8
M3
D3
C7
B7
E7
F3
G3
J7
K7
K9
L2
J3
K3
L3
T2
K1
A9
B3
E1
G8
J2
J8
M1
M9
P1
P9
T1
T9
B1
B9
D1
D8
E2
E8
F9
G1
G9
E3
F7
F2
F8
H3
H8
G2
H7
D7
C3
C8
C2
A7
A2
B8
A3
J1
J9
L1
L9
M7
T7
T3
H1
M8
L8
B2
D9
G7
K2
K8
N1
N9
R1
R9
A1
A8
C1
C9
D2
E9
F1
H2
H9
N3
P7
P3
N2
P8
P2
R8
R2
T8
R3
L7
R7
N7
M2
N8
M3
D3
C7
B7
E7
F3
G3
J7
K7
K9
L2
J3
K3
L3
T2
K1
A9
B3
E1
G8
J2
J8
M1
M9
P1
P9
T1
T9
B1
B9
D1
D8
E2
E8
F9
G1
G9
E3
F7
F2
F8
H3
H8
G2
H7
D7
C3
C8
C2
A7
A2
B8
A3
J1
J9
L1
L9
M7
T7
T3
H1
M8
L8
B2
D9
G7
K2
K8
N1
N9
R1
R9
A1
A8
C1
C9
D2
E9
F1
H2
H9
M3 DDRVCCIO1
DDRVCCIO1
DDRVCCIO1
DDRVCCIO1
DDRVCCIO1
DDRVCCIO1
DDRVCCIO1
DDRVCCIO1
RCLK1_
DDRVCCIO1
DDRVCCIO1
DDRVCCIO1
DDRVCCIO1
DDRVCCIO1
DDRVCCIO1
DDRVCCIO1
DDRVCCIO1
DDRVCCIO1
DDRVCCIO1
DDRVCCIO1
DDRVCCIO1
DDRVCCIO1
DDRVCCIO1
DDRVCCIO1
DDRVCCIO1
DDRVCCIO1
DDRVCCIO1
DDRVCCIO1
DDRVCCIO1
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DDRVREF_C
DDRVREF_D
AVDD33_MEMPLL
AVSS33_MEMPLL
TP_MEMPLL
TN_MEMPLL
RRESET
RCSX_
RODT
RWE_
RRAS_
RCAS_
RCS_
RCKE
RBA2
RBA1
RBA0
RA14
RA13
RA12
RA11
RA10
RA9
RA8
RA7
RA6
RA5
RA4
RA3
RA2
RA1
RA0
RCLK1_
RCLK1
VDDQ
VDDQ
RDQS3_
RDQS3
RDQM3
RDQS2_
RDQS2
RDQM2
RDQ31
RDQ30
RDQ29
RDQ28
RDQ27
RDQ26
RDQ25
RDQ24
RDQ22
RDQ23
RDQ21
RDQ20
RDQ19
RDQ18
RDQ17
RDQ16
RCLK0_
RCLK0
RDQS1_
RDQS1
RDQM1
RDQS0_
RDQS0
RDQM0
RDQ15
RDQ14
RDQ13
RDQ12
RDQ11
RDQ10
RDQ9
RDQ8
RDQ7
RDQ6
RDQ5
RDQ4
RDQ3
RDQ2
RDQ1
RDQ0
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
BA0
BA1
BA2
DQL0
DQL1
DQL2
DQL3
DQL4
DQL5
DQL6
DQL7
DQU0
DQU1
DQU2
DQU3
DQU4
DQU5
DQU6
DQU7
BA0
BA1
BA2
DMU
DQSU
DQSU
NC
NC
NC
DML
DQSL
DQSL
NC
NC
A14
A13
VREFDQ
VREFCA
ZQ
DQL0
DQL1
DQL2
DQL3
DQL4
DQL5
DQL6
DQL7
DQU0
DQU1
DQU2
DQU3
DQU4
DQU5
DQU6
DQU7
NC
NC
NC
NC
NC
A14
A13
VREFDQ
VREFCA
ZQ
CK
CK
CKE
RAS
WE
RESET
ODT
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDDQ
VDDQ
VDDQ
VSSQ
VSSQ
VSSQ
VSSQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VSSQ
VSSQ
VSSQ
VSSQ
VSSQ
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSSQ
VSSQ
VSSQ
VSSQ
VSSQ
VSSQ
VSSQ
VSSQ
VSSQ
W3
AB3
AC3
H5
K5
L5
AE5
H6
N7
R7
U7
Y7
AF7
M8
P8
T8
W8
AF10
AB11
AC11
AB13
AC14
AA17
AB17
AF17
AF18
AC19
AD19
M10
P10
T10
W10
W13
W14
AC7
AA15
AC5
AD4
AF1
AF2
AG14
AF15
AH14
AF14
AG20
AF20
AH20
AG19
AD16
AF16
AC17
AE16
AD17
AE18
AD18
AC18
AH19
AG16
AH16
AE17
AH18
AG18
AG17
AH17
AG2
AG1
AH1
AH2
AF8
AG8
AF9
AH8
AH3
AF4
AG3
AG4
AF6
AE6
AE8
AE7
AC8
AG5
AH5
AH4
AH7
AG7
AG6
AH6
AH10
AD13
AG11
AE12
AE14
AF12
AC12
AH11
AD12
AF11
AD14
AG13
AD15
AD8
AD11
AC10
AC15
AG10
AH13
AF13
AD10
AE11
AE9
AE10
AE13
AD9
4p
C175
100p
C176
4p
C177
100p
C178
C121
0.01
0.1
C106
0.1
C118
C120
0.1
C138
0.1
C139
0.01
C140
0.1
C162
0.1
C161
0.1
C122
0.1
C119
0.1
0.1
C179
0.1
C115
C173
22
CL2108
CL2107
CL2106
CL2105
CL2104
CL2103
CL2114
CL2101
CL133
CL132
CL131
CL130
CL129
CL128
CL127
CL126
CL125
CL124
CL123
CL121
CL120
CL118
CL117
CL116
CL115
CL114
CL113
CL112
CL109
CL108
CL107
CL102
CL101
CL2115
CL2116
CL2117
CL134
CL2118
CL135
CL2112
CL2110
CL2113
CL2111
CL2109
CL2102
JL2152
JL2148
JL2150
JL2149
JL2155
JL2153
JL2147
JL101
JL102
JL103
JL104
JL105
JL2154
JL107
JL108
JL109
JL110
JL111
JL112
JL113
JL114
JL115
JL116
JL117
JL118
JL119
JL120
JL121
JL122
JL124
JL125
JL126
JL127
JL128
JL129
JL130
JL131
JL132
JL133
JL134
JL135
JL136
JL137
JL138
JL139
JL165
JL166
JL167
JL168
JL169
JL170
JL156
CL122
JL171
JL172
JL173
JL174
JL175
JL176
JL177
JL178
JL179
JL180
JL181
JL182
JL183
JL184
JL2101
JL2102
JL2103
JL2104
JL2105
JL2106
JL2107
JL2108
JL2109
JL2110
JL2111
JL2112
JL2113
JL2114
JL2115
JL2116
JL2117
JL2118
JL2119
JL2120
JL2121
JL2122
JL2123
JL2124
JL2125
JL2126
JL2127
JL2128
JL2129
JL2130
JL2131
JL2132
JL2133
JL2134
JL2135
JL2136
JL2137
JL2138
JL2139
JL2140
JL2141
JL2142
JL2143
JL2144
JL2145
JL2146
JL106
240
R105
100
R106
1k
R101
100
R104
240
R107
1.2V_DDR
3.3V
GND
1.5V
1.5V
1.5V
VREF_0.75V
VREF_0.75V
VREF_0.75V
C104
10
C103
1
C102
0.1
R102
1k
D0A13
D0A7
D0A2
D0DQ18
D0A12
D0A3
D0DQ17
D0A0
D0A11
D0BA0
D0DQS0B
D0A4
D0DQ2
D0DQS3B
D0DQ7
D0A5
D0DQ5
D0DQS0
D0DQ0
D0DQ3
D0DQ1
D0DQS3
D0A10
D0DQS1B
D0DM0
D0A9
D0CK0B
D0DQS1
D0DQ23
D0A8
D0WE
D0DQ23
D0DQS1B
D0A13
D0CK0
D0A7
D0A13
D0DQ2
D0DQ19
D0A2
D0CS
D0DQ16
D0A1
D0A1
D0DQ22
D0DQS0
D0A6
D0A12
D0A0
D0DM0
D0A5
D0DQ21
D0DQS2B
D0DQS3
D0A4
D0DQ17
D0RST
D0BA1
D0DQ3
D0A3
D0ODT
D0BA2
D0CK1
D0DQ21
D0ODT
D0WE
D0DQ16
D0A3
D0A5
D0DQS1
D0DQ1
D0A2
D0A6
D0WE
D0DQ4
D0DQS3B
D0CKE
D0CAS
D0DQ20
D0A7
D0BA2
D0RAS
D0DQ18
D0A8
D0CAS
D0DQ4
D0BA2
D0CS
D0BA1
D0DQS2
D0DQ22
D0A9
D0DQ5
D0DQS0B
D0A10
D0DQ7
D0A11
D0DQ0
D0DQS2B
D0DQ6
D0A9
D0DQS2
D0DQ20
D0BA0
D0DQ6
D0DQ19
D0CK1B
D0A14
D0A14
D0CK1B
D0CK1
D0CK0B
D0CK0
D0DQ8
D0DQ9
D0DQ10
D0DQ11
D0DQ12
D0DQ13
D0DQ14
D0DQ15
D0DM1
D0DQ25
D0DQ28
D0DQ29
D0DQ30
D0DQ31
D0DM2
D0A1
D0A4
D0A6
D0A8
D0A10
D0A11
D0A12
D0BA1
D0DM1
D0DQ13
D0DQ11
D0DQ15
D0DQ10
D0DQ12
D0DQ9
D0DQ14
D0DQ8
D0A14
D0A0
D0BA0
D0CS
D0RAS
D0CAS
D0ODT
D0DM3
D0DM2
D0DQ28
D0DQ27
D0DQ31
D0DQ25
D0DQ29
D0DQ26
D0DQ30
D0DQ24
D0RAS
D0DQ24
D0DQ26
D0DQ27
D0DM3
D0CKE
D0RST
D0CKE
D0RST
C101
0.1
C180
0.1
C181
0.1
C182
0.1
C137
10
C156
10
IC101 (1/13)
CXD90028GB-B
SoC
IC101
IC102
K4B2G1646Q-BCMA
DDR3 SDRAM
IC102
IC103
K4B2G1646Q-BCMA
DDR3 SDRAM
IC103
MB1306 BOARD (1/7)
>001S
MB1306 BOARD
(2/7)
(Page 31)
>002S
MB1306 BOARD
(2/7)
(Page 31)
>003S
MB1306 BOARD
(3/7)
(Page 32)
>004S
MB1306 BOARD
(3/7)
(Page 32)
>005S
MB1306 BOARD
(3/7)
(Page 32)
1
2
3
4
5
CS
CAS
DMU
DQSU
DQSU
DML
DQSL
DQSL
CK
CK
CKE
RAS
WE
RESET
ODT
CS
CAS
Note 1:  IC101, IC102 and IC103 on the MB1306 board cannot 
exchange with single. When these parts on the MB1306 
board are damaged, exchange the entire mounted board.
Note 2:  Replacement of IC102 and IC103 on the 
MB1306 board used in this unit requires 
a special tool.
STR-KIV300
STR-KIV300
31
31
 6-7.  SCHEMATIC DIAGRAM – MB1306 Board (2/7) –    
• See page 51 for IC Pin Function Descriptions.
1
A
B
C
D
E
F
G
H
I
J
K
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
MB1306 BOARD (2/7)
AB27
AB28
AC27
AC28
AD27
AA24
AA25
AA22
Y20
AD23
AB23
U27
V28
U28
W27
V22
U22
T27
T22
B8
A8
B9
A9
G12
G11
E12
L10
N10
R10
U10
J11
K11
V11
W11
J12
K12
W12
J14
K14
J15
K15
W15
W16
J17
K17
J18
K18
V18
W18
J19
K19
L19
M19
N19
P19
T19
W19
P20
R20
T20
U20
V20
H4
M4
AC4
AF5
K6
H7
K7
T7
V7
AA7
R8
U8
AB8
F9
K9
AB9
AC9
F10
V10
L11
M11
N11
P11
R11
T11
L12
M12
N12
P12
R12
T12
U12
V12
AB12
J13
K13
L13
M13
N13
P13
R13
T13
U13
V13
L14
M14
N14
P14
R14
G14
H14
G8
H8
U21
V21
G22
F23
AE19
AE20
T14
U14
V14
AB14
F15
L15
M15
N15
P15
R15
T15
U15
V15
AB15
F16
J16
K16
L16
M16
N16
P16
R16
T16
U16
V16
L17
M17
N17
P17
R17
T17
U17
V17
L18
M18
N18
P18
R18
T18
U18
Y18
AA18
AB18
R19
U19
V19
AB19
W20
Y23
A16
B16
A15
B15
B20
A20
B19
A19
A17
D18
C19
C18
E14
F14
D14
D20
C20
C21
B22
C22
E22
C16
C17
B17
E21
D21
E17
D15
C13
D13
D22
D17
E19
D19
B11
A12
B12
C12
A14
B14
A11
C14
D8
D16
C11
C9
E23
C15
F18
E18
G21
F19
F20
G18
F17
D10
A22
C10
F13
E8
D7
E13
D9
C7
D6
E10
F7
0.1
C204
0.1
C205
0.1
C207
10
C206
0.1
C214
1000p
C209
0.1
C211
1000p
C212
0.1
C208
0.1
C251
1
C250
0.01
C252
0.1
C237
10
C231
CL006
CL007
JL203
JL204
JL202
JL205
24k
R013
5.1k
R003
R010
0
4.7k
R004
1.2V
1.2V_DDR
0.1
C232
0.1
C226
0.1
C221
0.1
C239
0.1
C242
0.1
C245
0.1
C240
0.1
C243
0.1
C241
0.1
C244
10
C238
0.1
C222
0.1
C234
0.1
C228
0.1
C223
0.1
C235
0.1
C229
0.1
C224
0.1
C236
0.1
C230
0.1
C225
3.3V
GND
3.3V_STB
SRXP
SRXN
STXN
STXP
AVDD33_SATA
AVDD12_SATA
AVSS12_SATA
VDACX_OUT
VDACG_OUT
VDACB_OUT
VDACR_OUT
AVDD33_VDAC_X
AVSS33_VDAC_X
AVDD33_VDAC_BG
AVSS33_VDAC_BG
RFIP
RFIN
RFIP2
RFIN2
INA
INB
INC
IND
INE
INF
ING
INH
FECFREQ
FECMOD
FEOSCEN
TRINA
TRINB
TRINC
TRIND
VWDC20
VWDC30
MPXOUT1
MPXOUT2
MPXOUT3
FPDODVD
FPDOCD
AUX1
FEGAINSW1
FEGAINSW2
FEGAINSW3
VDAC0
V14
FVREF
HAVC
FEFMO
FEFMO2
FEFMO3
FEFMO4
FOO
TRO
FEDMO
TLO
FETRAYOUT_
FETRAYIN_
FETRAYPWM
FEFG
AVDD12_1
AVDD12_2
AVDD33_1
AVDD33_3
AGND12_1
AGND12_2
AGND33_1
AGND33_2
AGND33_3
FEEJECT_
PSTI
FEGIO0
FEGIO1
FEGIO3
FEGIO4
FEGIO5
FEGIO6
FEGIO7
FEGIO9
FEGIO10
FEGIO11
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DVCC12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
DGND12_K
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
DVCC33_IO_1
DVCC33_IO_1
DVCC33_IO_2
DVCC33_IO_2
DVCC33_IO_4
DVCC33_IO_4
DVCC33_IO_5
DVCC33_IO_5
DVCC33_IO_STB
DVCC33_IO_STB
TXVN_0
TXVP_0
TXVN_1
TXVP_1
REXT
AVDD33_LD
AVDD33_COM
AVSS33_LD
AVSS33_COM
MDC
MDIO
IC101 (2/13)
CXD90028GB-B
SoC
IC101
IC101 (3/13)
CXD90028GB-B
SoC
IC101
IC101 (4/13)
CXD90028GB-B
SoC
IC101
IC101 (5/13)
CXD90028GB-B
SoC
IC101
N8
DDRVREF_A
DDRVREF_B
V8
W1
Y3
W2
AA3
AE3
AF3
AD2
AD3
W4
W5
Y4
AA4
AB4
AB6
AB5
AA6
AD1
AA2
AA1
AA5
AC1
AC2
AB2
AB1
J2
J1
K1
K2
R2
N3
P3
P4
J4
J5
J6
J3
L4
L3
M5
M6
K3
L2
L1
K4
N1
N2
M2
M1
R1
V5
T2
U4
T5
U3
R3
T1
R4
T3
W6
U5
V6
N4
T6
P5
U6
N5
V2
V3
R5
V1
N6
P6
V4
T4
0.1
C202
0.1
C203
JL201
VREF_0.75V
6
1
5
4
7
2
>001S
MB1306 BOARD
(1/7)
(Page 30)
>004S
MB1306 BOARD
(3/7)
(Page 32)
>005S
MB1306 BOARD
(3/7)
(Page 32)
>006S
MB1306 BOARD
(3/7), (5/7)
(Page 32), (Page 34)
>002S
MB1306 BOARD
(1/7)
(Page 30)
>007S
MB1306 BOARD
(3/7), (4/7)
(Page 32), (Page 33)
Note: IC101 on the MB1306 board cannot exchange with single. 
When these parts on the MB1306 board are damaged, 
exchange the entire mounted board.
STR-KIV300
STR-KIV300
32
32
 6-8.  SCHEMATIC DIAGRAM – MB1306 Board (3/7) –    
• See page 47 for IC Block Diagrams.    • See page 51 for IC Pin Function Descriptions.
1
A
B
C
D
E
F
G
H
I
J
K
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
0.1
C5360
22
C5379
1
C5376
0.1
C5381
0.1
C5366
1
C5361
22
C5380
22
C5364
22
C5365
1000p
C5363
22
C5369
22
C5370
0.1
C5375
22
C5385
22
C5384
10
C5356
10
C5391
10
C5392
10
C5393
10
C5357
10
C5371
10
C5327
10
C5326
10
C5325
10
C5321
10
C5322
10
C5323
10
C5372
P_FAIL
UNSW3.3V
DCDC5V
1.2V
1.5V
3.3V
0
R5302
JL5322
JL5313
JL5319
JL5320
2.2uH
L001
4.7uH
L002
2.2uH
L006
2.2uH
L003
4.7uH
L005
2.2uH
L004
KRC402-RTK
PWR SUPPLY CONTROL
Q5308
KRC402-RTK
PWR SUPPLY CONTROL
Q5306
KRC402-RTK
PWR SUPPLY CONTROL
Q5310
PMG85XP
+3.3V PWR SUPPLY
Q5307
PMG85XP
+3.3V PWR SUPPLY
Q5305
PMG85XP
+3.3V PWR SUPPLY
Q5309
22k
R5363
1.5k
R5359
20k
R5357
33k
R5385
68k
R5362
5.6k
R5370
100k
R5366
33k
R5384
33k
R5382
33k
R5381
27k
R5353
22k
R5358
27k
R5374
33k
R5379
22k
R5367
4.7
R5352
47k
R5354
33k
R5378
R5371
1K
10k
R5377
R5388
0
10k
R5380
0
R5355
10k
R5383
1k
R5386
PCONT3
PCONT1
PCONT_WOL_STB
D3.3V
FL_5V
VIN1
VBST1
SW1
PGND1
EN1
SS1
VFB1
GND
VREG5
VFB2
SS2
EN2
PGND2
SW2
VBST2
VIN2
IC5307
TPS54394 PWPR
DC-DC CONVERTER
IC5307
IC5308
TPS54394 PWPR
DC-DC CONVERTER
IC5308
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
VIN1
VBST1
SW1
PGND1
EN1
SS1
VFB1
GND
VREG5
VFB2
SS2
EN2
PGND2
SW2
VBST2
VIN2
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
E6
F12
Y26
Y22
A6
W28
B5
A5
B4
A4
AA28
AA27
F26
L22
D26
K23
C28
C27
AB21
AD20
AB20
10
C260
10
C266
10
C267
10
C258
1
C256
0.1
C268
10
C261
10
C270
10p
C219
10
C257
1
C255
0.1
C217
10p
C220
0.1
C215
0.1
C216
CL010
CL013
CL008
CL016
CL014
CL011
CL009
CL015
CL012
CL017
1
2
3
4
5
5P
CN202
5P
CN201
1 GND
2 DP
3 DM
4 VBUS
5 GND
KRC402-RTK
WIFI PWR CONTROL DRIVER
Q202
PMG85XP
Q201
WIFI PWR CONTROL
33k
R038
33k
R037
10k
R029
1M
R008
100k
R027
10k
R017
1k
R030
5.1k
R020
5.1k
R019
10k
R025
10
R007
1k
R021
USB_PCONT
WIFI_PCONT
3.3V_STB
OCPI
OUT
GND
FLT
EN/EN
IN
X001
27MHz
GND
DM
DP
VBUS
GND
USB_DM_P0
USB_DP_P0
USB_DM_P1
USB_DP_P1
USB_DM_P2
USB_DP_P2
USB_VRT_P2
USB_VRT_P0P1
AVSS33_USB_P2
AVDD33_USB_P2
AVSS33_USB_P0P1
AVDD33_USB_P0P1
AVDD33_PLLGP
AVSS33_PLLGP
AVDD33_DAC
AVSS33_DAC
AVSS33_LDO
AVDD33_LDO
AVDD12_LDO
NS_XTALO
NS_XTALI
IC104
TPS2065CDBVR
FRONT USB VBUS
IC104
5
1
2
3
4
CL5309
CL5304
CL5306
CL5305
CL5308
CL5303
CL5301
CL5307
CL5310
9P
CN5301
1
EN_POWER
2
DGND
3
AGND
4
FL_GND
5
ICUNSW12V
6
UNSW12V
7
FL12V
8
FB
9
FB_GND
ET304
ET303
ET302
ET301
3.15A 32V
F5301
3.15A 32V
F5303
JL317
JL318
JL319
JL320
JL321
JL322
JL323
EN_POWER
FL_12V
FL_GND
A_GND
UNSW12V
E
E
E
E
(CHASSIS)
R5303
0uH
22
12
7
GND
4
19
5
16
3
15
11
PCONT3
13
PCONT1
14
6
10
9
P_FAIL
8
20
18
17
MB1306 BOARD (3/7)
>019S
USB BOARD
CN7601
(Page 44)
SWR1
SWITCHING
REGULATOR
(1/2)
5.2
3.3
>003S
MB1306 BOARD
(1/7)
(Page 30)
>015S
MB1306 BOARD
(6/7), (7/7)
(Page 35), (Page 36)
>005S
MB1306 BOARD
(1/7), (2/7), (4/7), (5/7), (7/7)
(Page 30), (Page 31), (Page 33),
(Page 34), (Page 36)
>016S
MB1306 BOARD
(5/7), (7/7)
(Page 34), (Page 36)
>018S
MB1306 BOARD
(6/7), (7/7)
(Page 35), (Page 36)
>017S
MB1306 BOARD
(6/7), (7/7)
(Page 35), (Page 36)
>004S
MB1306 BOARD
(1/7), (2/7), (4/7),
(5/7), (6/7), (7/7)
(Page 30), (Page 31),
(Page 33), (Page 34),
(Page 35), (Page 36)
>007S
MB1306 BOARD
(2/7)
(Page 31)
>023S
MB1306 BOARD
(4/7)
(Page 33)
>020S
MB1306 BOARD
(7/7)
(Page 36)
>021S
MB1306 BOARD
(7/7)
(Page 36)
>006S
MB1306 BOARD
(2/7)
(Page 31)
>011S
MB1306 BOARD
(6/7)
(Page 35)
>012S
MB1306 BOARD
(6/7)
(Page 35)
>013S
MB1306 BOARD
(5/7)
(Page 34)
>014S
MB1306 BOARD
(7/7)
(Page 36)
>008S
MB1306 BOARD
(7/7)
(Page 36)
>009S
MB1306 BOARD
(5/7)
(Page 34)
>010S
MB1306 BOARD
(6/7)
(Page 35)
CARD WLAN/
BT COMBO
IC101 (6/13)
CXD90028GB-B
SoC
IC101
IC101 (7/13)
CXD90028GB-B
SoC
IC101
5.2
3.3
5.2
3.1
3.3
3.3
3.2
3.3
1.7
1.7
3.3
3.3
3.3
1.7
3.3
0
0
3.3
0
0
5.2
5.2
11.9
10.7
5.2
11.9
0.8
11.9
8.9
3.3
11.9
3.3
0.8
5.6
11.9
6.8
1.2
3.2
0.8
11.9
7.1
1.5
3.2
0.8
5.6
Note: IC101 on the MB1306 board cannot exchange with single. 
When these parts on the MB1306 board are damaged, 
exchange the entire mounted board.
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