Denon DVD DVD-1930, Service Manual

Page: 22 / 51

22
DVD-1930
BLOCK DIAGRAMS
System Control / Servo Block Diagram
1 NOTE:
Either IC461 or IC462 is used for DVD MAIN CBA UNIT.
12
7 8 9
10 11
REMO
TE
SENSOR
RM2001
1G 7G
~
23 17
~
a/KEY
-1
b/KEY
-2
c/KEY
-3
d/KEY
-4
e
K1 K2
GRID
FIP
SEGMENT
FL2001
IC2001 (FR
ONT P
ANEL CONTR
OL)
13 14 16
3 4
f/KEY
-6
g h
i
KEY MA
TRIX
SW2101
+5V
PO
WER
CN2001
CN2101
KEY
-1
6
6
KEY
-2
4
4
KEY
-3
5
5
KEY
-4
7
7
CN2002
CN2102
Q2086
KEY
-2
5
5
K2
6
6
HDMI-LED
7
7
K2
2
2
K1
3
3
A
V
CB
A
FUNCTION CB
A
LED CB
A
KEY
-6
1
1
D2184
HDMI
28
FP-DIN
FP-DIN
23
2
FP-STB
FP-STB
25
1
FP-CLK
FP-CLK
24
REMO
TE
26
HDMI
27
27
FP-DOUT
FP-DOUT
22
CN1001
D2182
PO
WER-LED
2
2
ST
ANDBY
-LED
3
3
PO
WER
INV
-PO
WCON
T
O
PO
WER
SUPPL
Y
BLOCK DIA
GRAM
Q2088
Q2089
ST
ANDBY
+5V
CN401
74
FP-DIN
21
12
FP-STB
22
73
FP-DOUT
23
75
FP-CLK
24
72
REMO
TE
25
253
HDMI
26
IC301 (SER
V
O
DRIVE)
CN301
M
SLED MOTOR
M
SPINDLE MOTOR
IC101 (MICR
O CONTR
OLLER)
+ -
+
-
+
-
+
-
+
-
+
-
+
-
SLED M
OTO
R
DRIVE
FOCUS A
CTU
A
T
OR
DRIVE
SPINDLE M
OTO
R
DRIVE
TRA
CKING
A
CTU
A
T
OR
DRIVE
144
TRA
Y
-IN
SLD
91
SPDL
90
TRA
CKING
DRIVE
145
FOCUS DRIVE
89
FS(+) FS(-) TS(+) TS(-)
77
AD
A
C-MD
78
AD
A
C-MC
79
AD
A
C-ML
AD
A
C-MC
AD
A
C-ML
M-MUTE
254
A
UDIO-MUTE
AD
A
C-MD
A
UDIO-MUTE
256
M-MUTE
TRA
Y
-IN
1
SP(+)
2
SP(-)
6
TRAY-IN
3
GND
4
SL(-)
5
SL(+)
VREF
RESET
84
RESET
IC461
2
1
+3.3V
IC202
(OP AMP)
15 16 14 13 12 11 17 18
23
6 4 5 3 1 2
25 24 27 26
87
SL-AMP
139
SP-R
O
T
1
2 6
7
5 3
13
14
12
142
FD-OFST
141
TD-OFST
DRIVE CB
A
D
VD MAIN CB
A UNIT
T
O
DIGIT
AL SIGNAL
PR
OCESS BLOCK
DIA
GRAM
T
O
A
UDIO
BLOCK DIA
GRAM
AD
A
C-MD
AD
A
C-MC
T
O
SA
CD
BLOCK DIA
GRAM
140
SL-ADS
RESET
IC462
1
3
+3.3V
1
+3.3V