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MB-108 (CLOCK GENERATOR) SCHEMATIC DIAGRAM • See page 4-5 for printed wiring board.
– Ref. No.: MB-108 board; 2,000 series –
1
2
MB-108 BOARD (6/7)
A
XX MARK:NO MOUNT
NO MARK:DVD/CD PLAY
∗:IMPOSSIBLE TO MEASURE THE
VOLTAGE AT THE MARKED POINTS.
B
C
SO2
SO2
SI2
SI2
SI0
D
SI0
SC0
SC0
SO0
MB-108 BOARD
SO0
(5/7)
XFRRST
IFCS
E
IFBSY
B+
F
MB-108 BOARD (2/7,3/7,5/7)
+1.8V
B+
MB-108 BOARD (1/7-4/7)
+5V
B+
MB-108 BOARD (1/7-5/7)
+3.3V
B+
+11V
MB-108 BOARD
(4/7)
M_GND
G
MB-108 BOARD (1/7-5/7,7/7)
GND
05
3
4
5
R116
1
IC103
C103
R108
100u
FL101
2.2
4V
SM8707EV-G-E2
C104
0.01u
3.5
VDD
VSS
JL101
1.6
27-1OUT
JL102
C105
27-2OUT
0.01u
3.5
VDD
VSS
∗
C106
R190
XTI
12p
XX
1.4
C107
XTO
12p
X102
R114
27MHz
470
2
FL104
FB104
FB103
FL105
FB105
FB106
L101
10uH
FL109
FB107
C126
C127
C125
100u
47u
47u
6.3V
16V
4V
C124
XX
4-19
6
7
8
22
C112
4
XX
PLL
B+
IC103
R134
N.C
22
1.6
JL103
33-1OUT
3.5
FSEL
JL104
33-2OUT
3.5
R135
C110
VDD
0.01u
XX
R136
VSS
22
1.6
JL105
512-1OUT
JL106
1.6
512-2OUT
R137
C113
C116
22
XX
XX
JL123
SO2
SI2
JL124
3
R185
1k
B+
JL125
JL129
JL126
R179
XX
JL110
B+
JL130
JL111
R180 100
JL120
R186
XX
JL112
SI0
JL113
SC0
R181
0
JL114
JL131
R182
100
SO0
JL115
R183
100
B+
JL132
JL116
B+
JL133
JL117
JL121
FL110
B+
FB111
JL134
JL118
B+
FB109
JL135
JL119
JL122
FB108
C128
220u
4V
9
10
FSEL
MB-108 BOARD (5/7)
R176
0
27MAVD
MB-108 BOARD (3/7)
R157
0
33MARP
MB-108 BOARD (2/7)
R158
XX
33MAVD
MB-108 BOARD (3/7)
R159
0
512FSAVD
MB-108 BOARD (3/7)
512FS2CH
MB-108 BOARD (7/7)
C117
C119
R160
XX
XX
0
CN103
6P
6
TXD
5
RXD
4
GND
DIAG
B+
(JIG)
3
+3.3V
2
GND
1
RF MON
RFMON
MB-108 BOARD (1/7)
CN101
9P
9
GND
8
XFRRST
B+
7
3.3V_MNT
6
XIFCS
AF-98 BOARD
CN401
5
XIFBUSY
(SEE PAGE 4-34)
4
SI0
3
SC0
2
GND
1
SO0
CN102
6P
B+
1
+1.8V
B+
2
+5V
AF-98 BOARD
3
GND
CN400
B+
4
+3.3V
(SEE PAGE 4-33)
B+
5
+11V
6
M_GND
SIGNAL PATH
VIDEO SIGNAL
AUDIO
SIGNAL
Y/CHROMA
PB
4-20
DVP-LS500
• Waveforms
11
1 IC103 3
4 Vp-p (27 MHz)
2 IC103 8
3.2 Vp-p (27 MHz)
3 IC103 9, 0
DVD : 3.8 Vp-p (24.57 MHz)
CD : 3.8 Vp-p (22.58 MHz)
4 IC103 qg
4.6 Vp-p (33.87 MHz)
CLOCK GENERATOR
MB-108 (6/7)
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