Panasonic NV-HD642EE, Service Manual

Page: 8 / 19

N N N
N
H
H
0
R2502
1K
R2509
35V4.7
C2502
33
R2503
35V4.7
C2511
33
R2508
25V47
C2521
390
R2501
68u
L2503
0.047 C2518
C2
0.068 C2522 0.1 C2525 0.1 C2524 0.1 C2523
6V220
C2516
(1/2W)
1.2
R2517
(1/2W)
1.5
R2518
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
IC2502
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
R2519
35V4.7
C2526
P
P
P
P
P
P
UNREG 5.6V
GND(MOTOR)
GND(CYL)
GND(FG)
GND
UNREG 14V
P2901(Page:70/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
25V47
C2504
(Page:70/C-1) TO CAPSTAN DRIVE P0201
50V0.47
C2506
3900
R2505
(A17) (A16)
C9
C1
C3
C10
C8
15
14 13 12 11
(TO LOADING MOTOR)
P1501
2 LOAD MOTOR(-)
P2501
0.1
C2535
0.1
C2536
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
BA10358F
IC2501
8 7 6 5
1 2 3 4
1SS254
D2502
1SS254
D2505
4700
R2532
1M
R2504
22K
R2506
22K
R2507
6V47
C2505
100u
L2502
12
11
10
9
8
7
6
5
4
3
2
1
-
+
-
+
WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST. ORDERING.
DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR
NOTE:
TW2015
TL2015
(CYLINDER DRIVE)