BBK 928S Service Manual 2915D-2
1
VCC
VCC
C289
R201 4.7KRWS
R202 4.7K
TDMDX
A
B
C
D
E
TSD0
TSD1
LA[0..21]
LD[0..7]
HA[0..2]
HD[0..15
R203 4.7K
R204 4.7K
R205 4.7K
R206 4.7K
TDMDX
DCLK
RST#
LCS2#
LCS3#
WRLL#
LEO#
LA0
LA1
LA2
LA3
LA4
LA5
LA6
LA7
LA8
LA9
LA10
LA11
LA12
LA13
LA14
LA15
LA16
LA17
LA18
LA19
LA20
LA21
LD0
LD1
LD2
LD3
LD4
LD5
LD6
LD7
HRST#
HRD#
HWR#
HIORDY
HIOCS16#
HCS1#
HCS3#
HIRQ
HA0
HA1
HA2
HD0
HD1
HD2
HD3
HD4
HD5
HD6
HD7
HD8
HD9
HD10
HD11
HD12
HD13
HD14
HD15
105
173
174
175
176
198
199
170
204
205
206
207
178
179
180
181
182
185
186
187
188
189
191
192
194
195
196
197
145
150
149
143
142
146
151
152
153
144
154
155
158
122
123
124
125
126
127
128
131
132
133
134
135
136
137
140
141
Q203
VCC3.3 VCC2.5
8050
102
1
2
3
4
24
2
3
4
5
6
7
10
11
12
13
14
15
16
19
20
21
22
23
U202
AT24C01/X4050
DC/NC
RST_/NC
RST/WP
WP/RST_
VSS
CLK
RESET
LCS0
LCS1
LCS2
LCS3
LWRLL
LWRHL
LOE
LA0
LA1
LA2
LA3
LA4
LA5
LA6
LA7
LA8
LA9
LA10
LA11
LA12
LA13
LA14
LA15
LA16
LA17
LA18
LA19
LA20
LA21
LD0
LD1
LD2
LD3
LD4
LD5
LD6
LD7
LD8
LD9
LD10
LD11
LD12
LD13
LD14
LD15
HRST
HRD/DCI_ACK
HWR/DCI_CLK
HRDQ
HWRQ/DCI_REQ
HIORDY
HIOCS16
HCS1FX
HCS3FX
HIRQ/DCI_ERR
HA0
HA1
HA2
HD0/DCI[0]
HD1/DCI[1]
HD2/DCI[2]
HD3/DCI[3]
HD4/DCI[4]
HD5/DCI[5]
HD6/DCI[6]
HD7/DCI[7]
HD8/DCI_FDS
HD9
HD10
HD11
HD12
HD13
HD14
HD15
VCC
SCL
SDA
VCC VCC VCC
8
7
6
5
25
31
30
28
TDMDR
TDMTSC
TDMDX/RSEL
NC
202NC203
29
TDMFS
F
1234
23 4
C203
C204
104
104
R2071KR208
1K
AUX1
AUX0
VCC3.3 VCC2.5 VCC
51
27
18
1
VCC33
VCC33
VCC33
TDMCLK
VSS8VSS17VSS26VSS34VSS43VSS52VSS60VSS67VSS76VSS84VSS91VSS98VSS
59
VCC33
VCC33
92
75
68
VCC33
VCC33
VCC33
SWAN ES4428
C216
104
99
VCC33
U201
104
VCC33
111
VCC33
130
VCC33
C217
104
148
VCC33
157
VCC33
164
VCC33
103
183
VCC33
VSS
112
C205
104
C218
104
193
VCC33
VSS
177
VCC3.3
VCC2.5
201
VCC33
VSS
120
129
VSS
138
VSS
C206
104
C219
104
9
VCC25
VSS
147
35
VCC25
VSS
156
44
VCC25
VSS
163
83
VCC25
VSS
171
C207
104
C220
104
121
VCC25
VSS
184
139
VCC25
VSS
192
172
VCC25
VSS
200
VSS
208
C208
104
C221
104
159
VPP
TWS/SEL_PLL1
TSD0/SEL_PLL0
TSD1/SEL_PLL2
SPDIF_DOBM
SPDIF_DIBM
PCLK2XSCN
PCLKQSCN
DOE/DSCK_EN
APLLCAP
C209
104
C222
104
MCLK
RBCK
HSSCN
VSSCN
DRAS0
DRAS1
DRAS2
DMA0
DMA1
DMA2
DMA3
DMA4
DMA5
DMA6
DMA7
DMA8
DMA9
DMA10
DMA11
XOUT
TBCK
TSD2
TSD3
RWS
RSD
YUV0
YUV1
YUV2
YUV3
YUV4
YUV5
YUV6
YUV7
DCS0
DCS1
DCAS
DWE
DQM
DSCK
DB0
DB1
DB2
DB3
DB4
DB5
DB6
DB7
DB8
DB9
DB10
DB11
DB12
DB13
DB14
DB15
AUC0
AUX1
AUX2
AUX3
AUX4
AUX5
AUX6
AUX7
XIN
C210
104
TC202
10uF/16V
39
40
32
33
36
37
38
47
46
45
41
42
116
117
119
118
106
107
108
109
110
113
114
115
100
97
72
73
74
69
71
70
101
102
53
54
55
56
57
58
61
62
63
64
65
66
77
78
79
80
81
82
85
86
87
88
89
90
93
94
95
96
160
161
162
165
166
167
168
169
49
50
48
C211
C212
104
104
VCC
C223
TC203
104
10uF/16V
RWS
TSD0
TSD1
TSD2
RSD
R292 33R SPDIF
YUV0
YUV1
YUV2
YUV3
YUV4
YUV5
YUV6
YUV7
R214
DMA0
DMA1
DMA2
DMA3
DMA4
DMA5
DMA6
DMA7
DMA8
DMA9
DMA10
DMA11
DB0
DB1
DB2
DB3
DB4
DB5
DB6
DB7
DB8
DB9
DB10
DB11
DB12
DB13
DB14
DB15
AUX0
AUX1
AUX2
AUX3
AUX4
AUX5
AUX6
AUX7
XIN
C213
C214
104
MCLK
RBCK
C201
22pF
PCLK2X
HSYNC
VSYNC
YUV[0..7]DCS0#
DRAS0#
DBANK0
DBANK1
DCAS#
DWE#
DCKE
DQM
10R
DMA[0..11]
DB[0..15]
C202
151
C215
104
104
DMA0 MA0
DMA1
DMA2
DMA3
DMA4 MA4
DMA5
DMA6
DMA7
DMA8 MA8
DMA9
DMA10
DRAS0#
DCAS#
DWE#
DBANK0
DBANK1
DMA11
DCS0#
DCKE
DSCK
TC237
10uF/16V
TSD0 TSD0TSD1 TSD1TSD2 TSD2-
HIORDY
HIOCS16# /IOCS16
R229
X201
27MHz
1 2
U205A
C234
20pF
HCU04
VCC
R242
10K
R243
10K
R247
R248
R249
TC201
10uF/16V
R2165 22R
R2166 22R
R2167 22R
R2168 22R
R2169 22R
R2170 22R
R2171 22R
R2172 22R
R2173 22R
R2174 22R
R2175 22R
R2177 22R
R2178 22R
R2179 22R
R216 33RDQM DQMX
R217 33R
R218 33R
R219 33R
R220 33R
R221 33R
R222 33R
R223 33R
VCC3.3
R224
33R
VCC
R225
R226
R227
R228
4.7K
R230
100R
3 4
C235
20pF
VD201
1N4148
Q202
9015C
5 6
33R
33R
33R
4.7K
47R
47R
47R
INTRQHIRQ
VCC
7 14
U205C
HCU04
MA1
MA2
MA3
MA5
MA6
MA7
MA9
MA10
RAS0#
CAS#
WE#
BANK0
BANK1
MA11
CS0#
CKE
R215
33R
IORDY
C236
104
U205B
HCU04
更改 数量 更改单号 签 名日期
设 计
审 核
标准化
批 准
R231
FBSMT
R232
FBSMT
R233
33R
R244
33R
R235
220R
LCS2#
LCS3#
LEO#
PCLK2X
DCLK
C237
15pF
XIN
C238
121
ADCLK
C239
15pF
AUDCLKMCLK
C241
15pF
5
R265
10K
AUX2
Q201
9015C
LA19
LA18
LA8
LA7
LA6
LA5
LA4
LA3
LA2
LA1
R212
R213
LD0
LD1
LD2
LD3
RST#
C240
151
&ＭＰＥＧ ＳＥＲＶＯ ＢＯＡＲＤ
5
6
U211
3
OUT
2
GND
1
UPA[20..0]
VCC
R246
0R
R211
4.7K
R210 0R
R209 0R
1
RY/BY
2
A18
3
A17
4
A7
5
A6
6
A5
7
A4
8
A3
9
A2
10
A1
11
0R
0R
DB0
DB1
DB2
DB3
DB4
DB5
DB6
DB7
DQMX
WE#
CAS#
RAS0#
CS0#
BANK0
BANK1
MA10
MA0
MA1
MA2
MA3 MA4
VCC3.3
A0
12
CE
13
VSS
14
OE
15
DQ0
16
DQ8
17
DQ1
18
DQ9
19
DQ2
20
DQ10
21
DQ3
22
DQ11
8M_FLASH/16M_F LASH
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
C227
C228
104
104
IN
78L05
U210
1
NC
V6300
U203
DQ15/A_1
LD[0..7]
VDD
DQ0
VDDQ
DQ1
DQ2
VSSQ
DQ3
DQ4
VDDQ
DQ5
DQ6
VSSQ
DQ7
VDD
LDQM
/WE
CAS
RAS
/CS
/SD-BS0
BS1
A10/AP
A0
A1
A2
A3
VDD
MA[0..11]
C229
104
GND
NC
RESET
WE
A8
A9
A10
A11
A12
A13
A14
A15
A16
BYTE
VSS
DQ7
DQ14
DQ6
DQ13
DQ5
DQ12
DQ4
VCC
DB[0..15]
/SD-CS1
VDD
RES
VSS
DQ15
VSSQ
DQ14
DQ13
VDDQ
DQ12
DQ11
VSSQ
DQ10
DQ9
VDDQ
DQ8
VSS
UDQM
CLK
CKE
VSS
C230
104
NC
NC
A9
A8
A7
A6
A5
A4
2
3
U204
SDRAM-HY57V651620B
VCC5A
GND
+9V
VCC5A
R245
5
4.7K
4
VCC
C290
104
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
VCC3.3VCC3.3
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
C231
104
BBK
比例 质量 数量
第 1 张共 5 张版次：
2915D-2板号：
广东步步高电子工业有限公司AV厂
6
C224
104
DB15
DB14
DB13
DB12
DB11
DB10
DB9
DB8
DQMX
CKE
MA11
MA9
MA8
MA7
MA6
MA5
C232
104
LD7
LD6
LD5
LD4
RST#
WR#
LA9
LA10
LA11
LA12
LA13
LA14
LA15
LA16
LA17
LA0
RST#
C242
101
C233
104
VCC5A
WRLL#
R2510RR264
DSCK
C226
15pF
TC204
10uF/16V
C284
104
A
AUX2
0R
B
C
D
E
F
1
L209
10uH
A
1
2
3
4
5
XS201
XS05
IR
CS
SCK
DATA
VD202
PH817
L239 FBSMT
VCCVA5V
C247
104
VCC
VGND
L240 FBSMT
L241 FBSMT
L242 FBSMT
C248
104
R2104
4.7K
IR
AUX4
GND
AUX6
AUX7
AUX3
C249
104
C250
104
SPDIF
TC208
10uF/16V
B
M+9V
L201 FBSMT
1
L202 FBSMT
2
3
L203 FBSMT
4
L204 FBSMT
5
6
L205 FBSMT
7
8
L206 FBSMT
9
10
11
12
XS202
XS12
C
XS205
XS05
1
2
3
4
5
(SDA)
(CLKSER)
VCC3.3
VCC
GND
AUX0
AUX1
VOICE-DET
OKA
GND
MGND
A5V
C246
104
+9V-9V +5V VCC3.3
C245
C243
104
104
HSYNC
VSYNC
VCK
D
LA0
LA1
LA2
LA3
LA4
LA5
LA6
LA7
LA8
LA9
E
LA[0..21]
R2107
LA18
WR#
LA19
LA18
LCS3#
LCS2#
R2180
R2181
R2182
R2183
R2108
0R
OPEN
0
OPEN
0
OPEN
F
LA10
LA11
LA12
LA13
LA14
LA15
LA16
LA17
LLA18
LLA19
LEO#
RST#
WR#
LA21
U208
12
A0
11
A1
10
A2
9
A3
8
A4
7
A5
6
A6
5
A7
27
A8
26
A9
23
A10
25
A11
4
A12
28
A13
29
A14
3
A15
2
A16
30
A17
31
A18
1
A19
22
CE
24
OE
27C080
U209
1
RESET
3
WE
ROM-4
1234
23 4
L210
1.8uH
L211
1.8uH
L212
1.8uH
L213
1.8uH
L214
1.8uH
L215
1.8uH
C259
101
C265
101
C268
101
C271
101
+5V
R250 0R
R234 0R
R252
100R
VCCVCCA
TC206
220uF/16V
D0
D1
D2
D3
D4
D5
D6
D7
VCC
GND
CLK
ADDR
C244
104
L243
1.8uH
L244
1.8uH
L245
1.8uH
L246
1.8uH
L247
1.8uH
L248
1.8uH
C255
20pF
C254
101
C258
20pF
C257
C261
20pF
C260
101
C264
20pF
C263
101
C267
20pF
C266
101
C270
20pF
C269
101
101
21
VCCA
VCCA
R254
10M
U205F
R253
330R
13
14
15
17
18
19
20
21
32
16
2
4
VCC
TC207
220uF/16V
YUV7
YUV6
YUV5
YUV4
YUV3
YUV2
YUV1
YUV0
VGND
LD0
LD1
LD2
LD3
LD4
LD5
LD6
LD7
C253
104
XS203
HEADER 13
HCU04
R255
1M
LD[0..7]
VCK
ADCLK
RST#
YUV[0..7]
VID_SW
TV_SW
ASPECT0
ASPECT1
AUX0
AUX1
U205E
1213
HCU04
U205D
HCU04
YUV0
YUV1
YUV2
YUV3
YUV4
YUV5
YUV6
YUV7
C252
1011
89
R258
33R
VGND VGND
R256 330R
104
U206
CS4955
29
CLOCK
34
RESET
1
V0
2
V1
3
V2
4
V3
5
V4
6
V5
7
V6
8
26
25
24
23
22
21
20
19
27
28
30
31
12
32
33
13
14
15
16
HSYNC/CB
V7
PDAT0
PDAT1
PDAT2
PDAT3
PDAT4
PDAT5
PDAT6
PDAT7
RD
WR
TTXDAT
TTXRQ
INT
SDA
SCL
TEST
XTALOUT
XTALIN
PADDR
VDD
VDD
VDD
VDD
VREF
FIELD/CB
VSYNC
CVBS
RED
GREEN
BLUE
ISET
GNDA
GNDA
GNDA
GNDA
R257
91R
Y
C
Lt
Rt
R2103
68R
18
20
17
19
16
JK201
V-OUT3
AGND
VCCA
JK204
OPTICAL
1
VIN
2
VCC
3
GND
VCCV
VCCV
17
36
41
46
38
9
10
R259
11
R260
44
48
47
39
40
43
37
18
35
42
45
VGND
C251
104
R261
3.9K±1%
10R
10R
VID_COMP
VID_V
VID_Y1
VID_U
更改 数量 更改单号 签 名日期
WHITE
RED
BLACK
HSYNC
VSYNC
设 计
VID_Y
R262
160R
VGND VGND
VID_C
R266
160R
VGND VGND
R270
160R
VGND VGND
R273
160R
VGND VGND
R276
160R
VGND VGND
R280
160R
VGND VGND
审 核
标准化
批 准
C256
101
C262
101
R263
150R
R267
150R
+5V
+5V
+5V
+5V
+5V
5
TC210
220uF/16V
Q215
3906
TC212
220uF/16V
Q217
3906
R271
150R
Q216
3906
R293
150R
Q213
3906
R277
150R
Q220
3906
R281
150R
Q214
3906
5
VIDEO_Y
VIDEO_C
TC214
220uF/16V
VIDEO_COMP
TC216
220uF/16V
VIDEO_Y1
TC218
220uF/16V
VIDEO_U
TC220
220uF/16V
VIDEO_V
&ＭＰＥＧ ＳＥＲＶＯ ＢＯＡＲＤ
2915D-2板号：
VIDEO_Y
VIDEO_C
+5V
C2152
104
VGND
VIDEO_COMP
VIDEO_Y1
VIDEO_U
VIDEO_V
6
JK202
S-VIDEO
C2151
104
G
B
L216
FBSMT
L217
FBSMT
L220
FBSMT
L221
FBSMT
L222
FBSMT
C2150
104
L219
FBSMT
C275
20pF
C276
20pF
C277
20pF
C272
20pF
C274
20pF
TC205
10uF/16V
VGND
VGND
VGND
12
14
11
13
10
3
4
C273
20pF
5
6
JK202
V-OUT5
JK201
V-OUT2
1 2
7
15
BBK
比例 质量 数量
第 2 张共 5 张版次：
广东步步高电子工业有限公司AV厂
6
A
B
C
GREEN
D
BLUE
REDR
E
F
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