Panasonic NV-FJ623EC, Service Manual

Page: 83 / 152

N N N
H
H
6V47
C7704
0.1
C7703
68u
L7701
A30 A31
(CYLINDER DRIVE)
220
R7715
ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR
N.SW 5V R
P UNREG 14V
C9 I VIDEO OUT
OSD IIC CLOCK I
OSD IIC DATA I
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
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
6V47
C2517
1.2
R2517
1.5
R2516
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 M1
(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
UNREG 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
NV-FJ623EC/ECN
SYSTEM CONTROL & SERVO
SECTION SCHEMATIC DIAGRAM
NV-FJ623EC/ECN
SYSTEM CONTROL & SERVO SECTION SCHEMATIC DIAGRAM
35