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17.5. (D) Transformer Circuit, (E) CD Detect Circuit, (F) Spindle Position
Circuit & (G) CD Loading Circuit
SCHEMATIC DIAGRAM - 10
TRANSFORMER CIRCUIT
VCC+
1
2
VCC-
3
TO
POWER
4
CIRCUIT
AC GND
(H5950/
5
W5950) ON
6
R5965
SCHEMATIC
12K
AC_IN
DIAGRAM-11
7
SUB B
8
SUB+B GND
9
CN5950
Q5951
2SB0621AHA
VOLTAGE REGULATOR
(-VP)
Q5951
FL2
1
-VP
2
FL1
3
SYS6V
TO
4
PANEL
SYS6V
5
CIRCUIT
PCONT
(H6555/
B0EAKM000117
6
W6555) ON
SYNC
7
SCHEMATIC
ST_GND
DIAGRAM-8
8
D_GND
9
B1BACD000017
CN5951
VOLTAGE REGULATOR
Q5952
Q5952
B1GACFJJ0016
SYCHRONISING
SWITCH
SW4
: +B SIGNAL LINE
D5950-D5953
B0EAMM000038
D5950
D5952
C5960
0.1
D5953
D5951
FP5950
D5956
D5954
4000
C5959
C5950
25V2200
0.01
D5955
D5954-D5957
D5957
B0EAKM000117
D5959
B0EAKM000117
C5958
R5960
0.01
4.7K
C5956
50V47
R5961
C5957
D5960
150
50V10
MAZ42700LF
D5966
R5956
R5955
R5954
Q5954
10
10
10
R5971
820K
Q5950
Q5950
C5953
0.01
SYSTEM 6V
C5952
D5981
10V47
C5963
R5958
35V4.7
10K
C5954
R5957
0.01
10K
10
M
RM1
CD DETECT
CIRCUIT
W2
W2
3
3
2
2
CD
1
1
D1
B3NA0000096
D1
4
4
3
3
2
2
1
1
W1
SW5 LOAD
CD LOADING
SPINDLE
POSITION
CIRCUIT
CIRCUIT
: -B SIGNAL LINE
F2
250V 1.6A
FC3
FC4
T5950
G4C7AGK00007
Q5953
C5955
B1AACF000064
50V22
POWER CONTROL
SWITCH
FP5951
Q5954
1000
B1BACD000017
CURRENT LIMITING
SWITCH
Q5953
D5961,D5962,
D5980,D5981,D5988
B0EAKM000117
C5964
R5952
C5961
0.01
D5961
1.2K
10V470
D5980
C5951
R5972
0.01
D5988
1.5K
T5951
C5962
RTP1H3E002
D5962
D5964
10V470
B0BA6R600008
IC1
C0GAM0000005
MOTOR DRIVE
9
8
7
6
5
4
3
2
1
C2
C1
0.01
50V5.6P
R1
100K
D2
B0BA4R600003
Q1
SW1
SW2
PUSH
PUSH
SW3
OPEN
Q1
B1GACFGG0004
POWER SUPPLY
CONTROL
69
SA-AK23 0GCP
S5950
VOLTAGE
SELECTOR
1
A
2
B
3
A: 240V
B: 120V
4
A
5
B
6
RL5950
K6B1AEA00015
1
2
3
4
D5965
B0AACK000004
R5951
3.3K
F1
250V 1.25A
FC1
FC2
Z5950
ERZV10V511CS
JK5950
AC IN
110V-127V/
220V-240V,
50/60Hz
L
1
PLUNGER
2
BOTTOMSW
3
POSITION
4
PSLED
5
D_GND
6
SW2
7
P_GND
8
SW1
TO
9
OPEN
MAIN CIRCUIT
10
CLAMP
(CN2805) ON
11
CCW
SCHEMATIC
12
DIAGRAM-4
DRIVEPOWER
13
HALF
14
CW
CN1
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