FUNAI DBVR-2700, Service Manual

Page: 25 / 99

RF Signal Process/Servo Block Diagram
H9308BLRF 1-9-13
1-9-14
TOUT
TIN
TREV
TFWD
PS
A 6
B 9
C 10
D 7
F 4
E 5
DVD-LD 12
CD-LD 20
PD-MONI 11
GND(DVD-PD) 14
GND(LD) 13
GND(CD-PD) 19
FS(+) 17
FS(-) 16
TS(+) 15
TS(-) 18
CN101
CN101
CN101
LM(+) 1
LM(-) 2
SP(-) 6
SP(+) 7
SL(+) 9
SL(-) 8
CN401
IC401
IC103
(SERVO DRIVE)
(SW)
IC101 (RF SIGNAL PROCESS)
IC201 (SERVO DSP) FS TS
PICK-UP UNIT
DETECTOR
CD/DVD 21
57
58
59
62
63
60
INPUT
MATRIX
TRACKING
BALANCE
FOCUS
BALANCE
TRACKING
ERROR DET
VEL
ADJ
FOCUS
ERROR DET
SERIAL
I/F
LPC
AMP
MUTE
MUTE
Q101
13
14
12
2
3
1
4
12 6
11
14
13
10
9
18
17
15
16
AMP
Q102
AMP
FOCUS
MOTOR DRIVE
TRACKING
MOTOR DRIVE
LOADING
MOTOR DRIVE
SPINDLE
MOTOR DRIVE
POWER
SAVE
SLIDE
MOTOR DRIVE
LOADING
MOTOR
SPINDLE
MOTOR
SLIDE
MOTOR
M
5
21
2
1
23
26
25
27
22
24
4
67
115
114
118
117
DVD MAIN CBA UNIT
FROM/TO DVD
SYSTEM CONTROL
BLOCK DIAGRAM
FROM/TO DVD
SIGNAL PROCESS
BLOCK DIAGRAM
SCK
CD/DVD
TESTSG
ARF
NARF
STDIO
SEN
11
STANDBY
TRAY-IN 3
GND 5
TRAY-OUT 4
TRAY
-IN
TRAY-OUT
DAC1
DAC0
TRSDRV
119
DATA(VIDEO/AUDIO) SIGNAL FOCUS SERVO SIGNAL TRACKING SERVO SIGNAL SLIDE SERVO SIGNAL DISK SERVO SIGNAL
AD0
FBAL
TBAL
OFTR
BDO
AD1
AD2
120 AD3
+
-
+
-
+3.3V
V-REF
68 SPDRV
RELAY CBA
M
M
SW CBA
4
1 3
47
HOLD
VGA
BDO DET
OFTR DET
MIRROR DET
EQ
31
30
40
39
18
6
22
7
20
46
41
66
65
51
52
6
CFE
CAS
7
1
5
3
IC102
(OP AMP)
TRCRS 90 10 8