Panasonic NV-SJ420EG, Service Manual

Page: 51 / 125

N N N
H
H
220
R7715
MA165
D7701
ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR
11ES1
D2503
11ES1
D2504
N.SW 5V R
R CYL 14V
C12
C13
I PROJ. 50
I R VIDEO OUT
R CAP 14V
OSD IIC CLOCK I
OSD IIC DATA I
21 20
A29 A32
0.1
C7707
4700
R7712
4700
R7713
6V47
C6001
4700
R7714
100u
L6001
VCC
MODE
SCL
SDA
PRE PBO PBI VSS
8
1 2 3 4
7 6 5
A28
1K
R2512
C10 C12 C5
220P
C7709
100K
R7723
220
R7722
2SD601A
Q7704
27K
R7718
2.2M
R7719
220K
R7720
100K
R7721
220P
C7708
2SD601A
Q7703
C11
47K
R7717
4700
R7716
2SD601A
Q7702
C13
1500
R7726
100
R7733
C9
6V47
C7704
0.1
C7703
10P
R7732
2SD601A
Q7705
68u
L7701
220
R7711
A31 A30 A33
1K
R7701
1K
R7702
2SB709A
Q7701
2200
R7703
2200
R7704
150P
C7701
0.47
C7702
560K
R7705
100K
R7706
1.2M
R7707
6800
R7709
2200P
C7705
1.2M
R7708
6800
R7710
0.033
C7706
SDA5650X
IC7701
VDDA VDPD NC VCBS ULEF VCO1 VCO2 NC PD1 TI
VSSA VSSD
NC
SCL SDA
CSO
VCS
NC
DAVN
EHB
20 19 18 17 16 15 14 13 12 11
1 2 3 4 5 6 7 8 9 10
19 18 17 16 15 14 13 12
35V4.7
C2515
33
R2510
35V4.7
C2516
33
R2511
25V47
C2519
330
R2509
68u
L2501
0.047 C2518
C3
0.068 C2520 0.15 C2523 0.15 C2522 0.15 C2521
6V220
C2517
(1/2W)
1.2
R2514
(1/2W)
1.5
R2513
M3 ATC P3 P2 HE+ P1 GND PC DS
ET/
POWER(NPN Tr.X3)
B-EMF DET
CIRCUIT
DISCHARGE
CHARGE
AMPLIFIER
DIFFERENTIAL
PRESET
SYNC
EXTERNAL
AN3811NK
IC2501
1/16 OSC
SELECT
MODE
DISP
PG/FG
SHAPER
WAVE
CONTROL
TORQUE
THD
16 15 14 13 12 5 4 3 2 1 6 7 8 9 10 11
VM M1 VCC FC FG
PG/
M2 HE-
33
R2515
35V4.7
C2524
P2901(A-2) TO CYLINDER STATOR
P2502
9 M2
8 VH+
7 M3
6 HE+
5 GND (CYL)
4 VM
3 VM
2 HE-
1 MI
(C-1) TO CAPSTAN DRIVE P0201
C7
C1
C4
C2
C6
(TO LOADING MOTOR)
P1501
2 LOAD MOTOR (-)
P2501
0.1
C2502
1 LOAD MOTOR (+)
LOADING
UNLOADING
PS 14V
LOAD MOTOR (+)
LOAD MOTOR (-)
GND (MOTOR)
REG 5V
GND (FG)
CAP FG1
CAP ED/S
CAP ET
CURR LIMIT
M24C16-WBN6
IC7702
12
11
10
9
8
7
6
5
4
3
2
1
(CYLINDER DRIVE)
(BUFFER)
(INV.)
(INV.)
(AMP)
(AMP)