JVC GR-DX77EK Service Manual page 31

MAIN(PRE/REC) SCHEMATIC DIAGRAM
5
TO SYSCON
HID3
HID1
PBH
RECH
MONI_CHG
TL3501
TO JIG CONN
ENV_OUT
ATFI
4
TO OP DRIVER
DUMP_CTL
ATF_GAIN
NOSIG_LV
RECCADJ
3
TO DVMAIN
REC_CTL
VREF_1.1
AGC_OUT
VRB_AGC
VRB_ATF
ATFI
REF_CLK
REC_DATA
REC_CLK
2
TO REG
REG_4.8V
REG_3.1V
REG_2.5V
GND
1
A
R3511
100
C3528
0.01
IC3502
SN74AHC1G04K-X
L3501 NQR0129-002X
L3502 10µ
L3503 NQR0006-001X
L3504 NQR0006-001X
L3505 NQR0006-001X
C3501 C3502 C3503
10 /6.3 T 10 /6.3 T 10 /6.3 T
B C
C3529
R3513
OPEN
OPEN
Q3501
R3515 OPEN
OPEN
C3531
OPEN
C3530
OPEN
C3517
C3527
0.01
220p
C3518 0.01
C3519
0.001
C3520
0.01
C3521
0.1
C3522
4.7
C3523
0.01
C3524
0.01
C3525
4.7
D E
2-17 2-18
IC3501
JCY0132
R3507
240
TO HEAD
CN110
GND[P/R_GND]
R3506
2S
240
2F
GND[P/R_GND]
GND[P/R_GND]
R3505
1S
240
1F
GND[P/R_GND]
R3504
240
R3521
R3522
R3523
R3524
R3525
R3526
R3527
y20310001a_rev0.1
F G