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Q Q
3 7 6 3 1 5 1 5 0
MB-91 (OSD) SCHEMATIC DIAGRAM • See page 4-15 for printed wiring board.
– Ref. No.: MB-91 board; 1,000 series –
1
2
3
4
MB-91 BOARD (10/12)
A
B
MB-91 BOARD (7/12)
XRST
HD0
HD0
HD1
HD1
HD2
HD2
HD3
HD3
HD4
C
HD4
HD5
HD5
HD6
HD6
HD7
HD7
MB-91 BOARD (8/12)
HD8
HD8
HD9
HD9
HD10
HD10
HD11
HD11
D
HD12
HD12
HD13
HD13
HD14
HD14
HD15
HD15
OSDWT
DACK1
MB-91 BOARD (7/12)
DREQ1
RD
E
WRH
MB-91 BOARD (6/12)
OSDINT
F
T E
L
1 3 9 4 2 2 9 6 5 1 3
G
H
I
IC801
IC806
+1.8V REG
+1.8V REG
B+
B+
B+
1.8
3.3
1.8
6
6
5
4
J
1
2
3
4
5
1
2
3
3.3
3.3
NO MARK:DVD/CD PLAY
D:DVD PLAY
C809
B+
C:CD PLAY
JL881
0.1u
SIGNAL PATH
K
VIDEO
SIGNAL
Y/CHROMA
PB
FL801
B+
L
FL802
B+
DV+3.3V
C801
C802
C804
MB-91 BOARD (8/12)
47u
47u
4V
4V
GND
27MH2
w w w
FLDO
MB-91 BOARD (6/12)
M
HSYNC
05
.
5
6
7
8
R801
100
B+
C803
C813
0.01u
0.01u
2.1
240
239
238
237
236
235
234
233
232
231
230
229
228
227
C805
3.3
0.01u
IOVDD_00
HD8
2.3
HD8
HD9
2.5
HD9
HD10
2.3
HD10
HD11
1.9
HD11
CVS00
HD12
2.1
HD12
HD13
1.7
HD13
HD14
1.7
HD14
HD15
2.5
HD15
C806
1.8
CVD00
0.01u
0.9
R802
ACLK
10k
IOVSS_00
ACH12
ACH34
ACH56
CVS01
LRCKO
BCKO
DO
1.8
CVD01
CDIN2I
CDIN1I
3.3
IOVDD_01
CDBCKI
CDLRKI
CDEMPI
IOVSS_01
0
R808
CRPCLKI
10k
CVS02
DTI0
DTI1
DTI2
DTI3
C807
3.3
0.01u
IOVDD_02
DTI4
DTI5
DTI6
DTI7
1.8
C808
CVD02
0.01u
ICLKI
IOVSS_02
3.3
IERRI
3.3
ISTARTI
3.3
IVALI
IREQO
PWM
CVS03
3.3
IOVDD_03
PD400
R809
22
D1.4/C0.6
DVO0
PD401
R810
22
D1.2/C0
DVO1
R811
22
PD402
D0.6/C0
DVO2
R812
22
PD403
D1.1/C0
DVO3
1.8
CVD3
PD404
R813
22
1.4
DVO4
PD405
R814
22
D1.2/C0
DVO5
R815
22
PD406
D1.2/C0
DVO6
R816
22
PD407
1.4
DVO7
IOVSS_03
2
R819
1.6
D1CLKO
R839
0
FL803
61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120
3.3
3.3
3.3
3.3
B+
B+
47u
4V
C812
C814
0.01u
0.01u
B+
x
a o
y
i
4-37
http://www.xiaoyu163.com
8
9
10
11
12
13
R837
10k
B+
C815
0.01u
R826
10k
0
2
1
1
1
1
226
225
224
223
222
221
220
219
218
217
216
215
214
213
212
211
210
209
208
207
206
205
204
203
202
201
200
199
198
197
196
195
194
193
192
Q
Q
3
7
6
3
IC802
OSD
IC802
CXD1932Q
3
3.3
3.3
3.3
B+
C818
0.01u
C819
C816
C821
R831
R828
0.01u
0.01u
B+
1k
1200
0.01u
C817
0.1u
u 1 6 3
.
http://www.xiaoyu163.com
2
4
9
9
8
14
15
16
17
1
2
3
4
MB-91 BOARD (11/12)
B+
5
C835
0.01u
B+
C822
6
0.01u
1.4
1.8
191
190
189
188
187
186
185
184
183
182
181
1.7
CLKI
3.4
R834
TESTI
10k
1
IOVSS_11
3
SDDT0
SDDQ0
SDDT15
3
SDDQ15
C825
1.8
0.01u
CVD08
3
SDDT1
SDDQ1
3
SDDT14
SDDQ14
3.3
IOVDD_11
2.9
SDDT2
SDDQ2
2.9
SDDT13
SDDQ13
CVS08
3
SDDT3
SDDQ3
3
SDDT12
SDDQ12
IOVSS_10
3
SDDT4
SDDQ4
3
SDDT11
SDDQ11
3
SDDT5
SDDQ5
3
SDDT10
SDDQ10
C826
3.3
0.01u
IOVDD_10
SDDT6
2.9
SDDQ6
3
SDDT9
SDDQ9
3
SDDT7
1
5
1
5
0
8
9
2
4
SDDQ7
2.9
SDDT8
SDDQ8
JL837
IOVSS_09
0.1
SDDQM0
1
0.1
SDDQM1
2
1.8
CVD07
3.3
3
SDWEO8
3.1
4
SDCASOB
3.3
R838
IOVDD_09
10
1.7
SDCLKO
5
MB-91 BOARD (11/12)
(SEE PAGE 4-39)
IOVSS_08
3
6
SDRASOB
3.4
7
SDCKEO
3.3
C827
IOVDD_08
0.01u
3.2
SDCS0B
8
3.2
9
SDCS1B(SDAD13_SDRAM64)
SDAD12_SDRAM64(N.C.)
IOVSS_07
SDAD11
0.8
SDAD11
0
SDAD9
SDAD9
CVS07
0
SDAD10
SDAD10
0.1
SDAD8
SDAD8
3.3
IOVDD_07
0.1
SDAD0
SDAD0
2.6
SDAD7
SDAD7
C828
1.8
0.01u
CVD06
0.3
SDAD1
SDAD1
SDAD6
3
SDAD6
IOVSS_06
1.5
SDAD2
SDAD2
2.5
SDAD5
SDAD5
3.3
IOVDD_06
0.8
SDAD3
SDAD3
0.8
SDAD4
SDAD4
CVS06
3.3
JL877
TRST
JL876
R804
TMS
0
3.3
0
B+
R833
10k
JL854
1
JL855
B+
JL856
m
JL857
MB-91 BOARD (11/12)
JL858
(SEE PAGE 4-39)
c o
2
3
4
4-38
DVP-S9000ES
2
9
9
• Waveforms
18
1 IC802 <z,/>, <z,x>
6
(SEE PAGE 4-39)
3.4 Vp-p (27 MHz)
2 IC802 y;
3.5 Vp-p (27 MHz)
3 IC802 ik
9
8
2
9
9
7
3.2 Vp-p (H)
8
OSD
MB-91 (10/12)
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