Panasonic DVD-RV26 Service Manual page 97

OPTICAL PICK UP UNIT
PHOTO DETECTOR
B1 B2
A1 A2
A4 A3
HEAD
B4 B3 AMP
LASER DIODE
LASER DIODE
IC6303
(EEPROM)
SCL 6
SDA 5
IC6201
(CPU)
47
70
72
56
53
45
46
76
71
IC5201 (FEP)
VIN7
40
VIN8
41
VIN1
43
VIN2
44
VIN3
45
VIN4
46
VIN5
38
VIN6
39
VIN9
47
TBAL
VIN10
48
Q5211
LD DRIVE 3
2
LPC AMP
Q5215
LD DRIVE 5
4
RFINP
32
RFINN
33 TESTSG
VREF
DCRF
SCK
10
SEN
9 S-IF REG
STDI0
11
AMP
AMP
HPF
EQ
COMP.
DEFFERENTIAL
PHASE DET.
HPF
EQ
COMP.
HPF
EQ
COMP.
DEFFERENTIAL
PHASE DET.
HPF
EQ
COMP.
AMP
AMP
-
VREF +
-
+
VREF
+
-
-
+
+
-
DPDOFT
+
DET.
-
LEVEL
-
CONT.
+
POFLT
MIRROR BDO
DET. DET.
LEVEL LEVEL
CONT. CONT.
AMP
AMP FBAL
-
+
-
+
ENV
DET.
DCAGC
FC BOOST
CONT. CONT.
-
+
EQ VGA
GD
CONT.
IC2001
A
(DSC)
PEAK
RFENV
HOLD 36 100
TE
-
13 2
+
TBAL
7 43
FE
20 3
FBAL
6 44
RSCL S LINE
BDO
16 49
OFTR
15 47
FS
21 1
DFLTON
26 8
+
-
DFLTOP
27 9
CSAG
BDOSL
AGC
CONT.
AGCG
CPSEN
85
CPCEN
86
CPUIRQ
87
SBT1
88
SBO1
89
SBI1
90
B