Main (Cd Motor Driver) Circuit - Panasonic SA-PM250EB Service Manual

13.6. MAIN (CD MOTOR DRIVER) CIRCUIT

1 2 3
SCHEMATIC DIAGRAM - 5
A
B MAIN (CD MOTOR DRIVER) CIRCUIT
B
CN5001
C
7
A
TO
CD INTERFACE
CIRCUIT (CN7002)
IN SCHEMATIC
DIAGRAM - 1
1
D
CN5002
E
OPTICAL PICKUP UNIT
F
G
H
1 2 3
4 5 6
: +B SIGNAL LINE : CD AUDIO INPUT SIGNAL LINE
LB5007 J0JYC0000656 SPM-
SPM- 1
LB5008 J0JYC0000656 SPM+
2
SPM+
LB5005 J0JYC0000656
OPEN_SW 3
MOTORGND 4
LB5006 J0JYC0000656
RESET_SW 5
TRV-
LB5009 J0JYC0000656
TRV- 6
LB5010 J0JYC0000656 TRV+
TRV+ 7
C5012
R5030 0 F-
F- 24
R5031 F+
0
F+ 23
R5032 0 T+
T+ 22
C5026
R5033 T-
0
0.01
T- 21
C 20
D 19
CD/DVD SW 18
RF 17
A 16
B 15
F 14
C5025 10 LB5001
PD GND 13
J0JYC0000656
VREF 12
C5001 10
VCC(5V) 11
E 10
NC 9
C5002 0.01
GND 8
R5019
4.7
NC 7 Q5002
CD-LD 6 B1ADCF000001
LASER DRIVE
MD/LPD 5
R5007
NC 4
0
R5036
NC 3
0
DVD-LD 2
C5028 0.1
GND-LD 1
LB5002
C5027
J0JYC0000656
10
4 5 6
7 8 9
C5009 LB5003
10 J0JGC0000063
0
R5045
C5010
0.01
R5037 3.3K
0
R5014
R5012 0
14 13 12 11 10 9 8 29 7 6 5 4 3 2 1
IC5001
C0GBY0000213
5CH MOTOR DRIVER
R5043
0
R5015 0
15 16 17 18 19 20 21 30 22 23 24 25 26 27 28
R5017 0
C5019 C5011
LB5004
10V10
0.1 J0JYG0000063
R5008
1000P
R5009
100
1.2K
R5010
1K
R5021
R5020 C5021
R5038
4.7
100K 0.1
2.2M
C5020
0.1
C5018
0.01
7 8 9
51
10 11 12
OPEN_SW MI
INNER_SW MI
PW_5V SU
C5032 C5022
0.1 4700P
LOADING MI
R5011 6.8K
TRVDRV MI
R5013 47K
FODRV MI
C5024
68P
R5016 100K
TRDRV MI
R5018 15K
SPDRV MI
DGND SU
C5029
0.1
PW_D3R3V
SU
C5031
0.1
MOTORGND
SU
R5044
0
D MI
C MI
B MI
A MI
F MI
VBIAS MI
E MI
R5022
1K
LDO
MI
MD MI
MI: MAIN (MICON): SCHEMATIC DIAGRAM - 1 ~ 2
SU: MAIN (SUPPLY): SCHEMATIC DIAGRAM - 3
SA-PM250EB/EC/EE/EF/EG MAIN (CD MOTOR DRIVER) CIRCUIT
10 11 12
13 14
A
B
C
D
E
F
G
H
13 14