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4.8
PRE/REC SCHEMATIC DIAGRAM
0
1
5
TO SERVO
HID3
HID1
PBH
RECH
TO SERVO,
REGCON CN114
MONI_CHG
TO REGCON CN114
ENV_OUT
4
TO VIDEO I/O
DUMP_CTL
ATF_GAIN
NOSIG_LV
RECCADJ
3
TO DV MAIN
REC_CTL
VREF_1.1
AGC_OUT
VRB_AGC
TO DV MAIN,
VRB_ATF
REGCON CN114
ATFI
REF_CLK
TO
REC_DATA
DV MAIN
REC_CLK
2
L3501
L3502
L3503
TO REG
REG_3V
1
REG_4.8V
TO CAM.DSP
REG_2.5V
TO REG
GND
NOTE : The parts with marked (
A
B
MAIN
(PRE/REC)
NQR0129-002X
10µ
NQR0006-001X
L3504
NQR0006-001X
L3505
NQR0006-001X
C3501
C3502
C3503
10
/6.3
10
/6.3
10
/6.3
T
T
T
∗
) is not used.
C
D
NOTES :
For the destination of each signal and further line connections that are cut off from
this diagram , refer to "4.1 BOARD INTERCONNECTIONS".
When ordering parts , be sure to order according to the Part Number indicated in the Parts List.
C3516
0.047
PB_OUT
C3527
C3517
220p
0.01
AGC_IN
DC Servo
C3518
0.01
AGC_CTL
AGC_DET
R3510
∗
C3519
0.001
PB_GND
Typ:-1.3dB
AGC_OUT
LPF
AGC
C3520
Typ:7.8dB
0.1
AGC_BUFF_IN
C3521
0.1
REG_1.1V
REG
BIAS
AGC_BUFF_OUT
10.3dB
VRB_AGC
REG
C3522
4.7
MAIN_GND
ATF_GAIN
C3523
0.01
VCA
VCA_OUT
BPF
10dB
C3524
Typ:24dB
0.1
ATF_IN
BIAS
C3525
4.7
VRB_ATF
REG
ATF_OUT
F0 Auto
E
4-17
4-18
IC3501
JCY0132
LOGIC
Dumping
HEAD_GND
DX3
X3
30dB
Y3
DY3
10dB
10dB
HEAD_GND
R3507
240
DX2
X2
REC
30dB
Y2
R3506
240
DY2
HEAD_GND
R3505
REC_MONI
240
DX1
X1
30dB
Y1
F.F.
R3504
240
DY1
HEAD_GND
∗
R3527
∗
R3526
R3525
0Ω
∗
R3524
R3521
0Ω
R3522
0Ω
R3523
0Ω
y20189001a_rev0
F
TO
HEAD
CN101
GND[P/R_GND]
2S
2F
GND[P/R_GND]
GND[P/R_GND]
1S
1F
GND[P/R_GND]
G
H
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