Denon DVM-1805 Service Manual page 24

RF Signal Process/Servo Block Diagram
Q Q
3 7 6 3 1 5 1 5 0
CN101
A 6
B 9
C 10
D 7
F 4
E 5
CD-DVD 21
CN101
CD-LD 20
DVD-LD 12
FROM/TO CHANGER SYSTEM
PD-MONI 11
CONTROL BLOCK DIAGRAM
CN5004
GND(DVD-PD) 14
GND(LD) 13
GND(CD-PD) 19
T E
L 1 3 9 4 2 2 9 6 5 1 3 IC103
(SW)
CN101
FS(+) 17
FS(-) 16
TS(+) 15
TS(-) 18
CN401
LM(+) 1
LM(-) 2
SP(-) 6
FROM/TO CHANGER SYSTEM
SP(+) 7
CONTROL BLOCK DIAGRAM
SL(+) 9
CN3001
SL(-) 8
TRAY-IN 3
TRAY-OUT 4
w w w
.
DATA(VIDEO/AUDIO) SIGNAL
IC101 (RF SIGNAL PROCESS)
47
57
58
59
INPUT
60
MATRIX
62
63
TRACKING
BALANCE
FOCUS
BALANCE
Q102
AMP 4
AMP 2 LPC
Q101
AMP
3
1
1 3
6
4
IC401 (SERVO DRIVE)
12 FOCUS
MOTOR DRIVE
11
14 TRACKING
MOTOR DRIVE
13
MUTE
10 LOADING
MOTOR DRIVE
9
18 SPINDLE
MOTOR DRIVE
17
15 SLIDE
MOTOR DRIVE
16
POWER
+3.3V SAVE
x a o
y
i
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8
FOCUS SERVO SIGNAL
HOLD
VGA EQ
BDO DET
VEL
ADJ
OFTR DET
MIRROR DET
TRACKING
ERROR DET
FOCUS
ERROR DET
Q Q
3 7 6 3
IC201 (SERVO DSP)
6 115 DAC1
5 114 DAC0
21
1
2
24
+
- 23 68 SPDRV
22
+ 27
- 26 67 TRSDRV
25
OVER
VOLTAGE
PROTECT
4
Q401
u 1 6 3
.
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9 2 4 9 8
TRACKING SERVO SIGNAL SLIDE SERVO SIGNAL
DVD MAIN CBA UNIT
41
TESTSG
46
31
30
40
39
18
6
22
7
20
STANDBY
11
SERIAL 13
I/F
14
12
1 5 1 5 0 8 9 2 4
CD/DVD
FBAL 66
TBAL 65
OFTR 51
BDO 52
AD1 118
IC102
(OP AMP)
AD0 117
5
TRCRS 90 8 10
AD2 119 3
AD3 120
m
c o
2 9 9
DISK SERVO SIGNAL
FROM/TO DVD
ARF
SIGNAL PROCESS
BLOCK DIAGRAM
NARF
SCK
STDIO
SEN
9 8 2 9 9
FROM/TO DVD
SYSTEM CONTROL
BLOCK DIAGRAM
CFE
7
CAS
1
MUTE
TFWD
TREV
TIN
PS
TOUT