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16.7. (H) Transformer Circuit, (J) CD Detect circuit, (K) Spindle Position
Circuit & (L) CD Loading Circuit
SCHEMATIC DIAGRAM - 18
TRANSFORMER CIRCUIT
D950-D953
B0EAMM000038
VCC+
1
2
D952
VCC-
3
TO
4
POWER CIRCUIT
AC GND
(H5950/W5950)
5
ON SCHEMATIC
6
DIAGRAM - 17
AC_IN
D953
7
SUB B
8
SUB+B GND
9
CN950
FL2
1
-VP
2
FL1
3
SYS6V
TO
4
PANEL CIRCUIT
SYS6V
(H600/W600) ON
5
SCHEMATIC
PCONT
6
DIAGRAM - 13
SYNC
7
D_GND
8
ST_GND
9
CN951
Q952
Q952
CD DETECT
CIRCUIT
W2
3
2
1
SW4
CD
D1
GP1S94
D1
SW5
LOAD
SPINDLE
POSITION
CIRCUIT
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D950
C960
D954-D957
0.1
B0EAKM000125
D951
D954
D955
D957
D956
C959
FP950
C950
0.01
4000
25V4700
Q951
D959
B0EAKM000125
R959
C955
C958
R960
4.7
50V100
4.7K
0.01
C956
63V100
R961
150
C957
2SB621ARSTA
100V10
VOLTAGE REGULATOR
Q950
Q952
B1BACD000017
KRC102MTA
B1AAGC000007
SYSTEM 6V
SYCHRONISING
VOLTAGE REGULATOR
SWITCH
D966
R956
R955
R954
B0EAKM000122
10
10
10
Q950
C953
0.01
B0AACK000004
C963
R958
35V4.7
10K
D967
R957
C952
C954
B0EAKM000122
10V47
10K
0.01
CD LOADING CIRCUIT
C0GAM0000005
9
10
8
C2
0.01
M
RM1
W2
3
2
1
4
3
2
1
W1
4
3
B1GACFGG0004
2
1
W1
: -B SIGNAL LINE
: +B SIGNAL LINE
T950
ETP76VST62BA
FP951
1000
Q951
Q953
B1AAGC000007
(-VP)
POWER CONTROL
SWITCH
Q953
Q954
R951
3.3K
CURRENT LIMITING
SWITCH
D961, 962
B0EAKM000122
Q954
C964
D961
R963
1000P
820K
R952
1.2K
D967
R953
D968
1.5K
C951
0.01
D963
D962
B0EAKM000122
D964
B0BA7R000005
IC1
MOTOR DRIVE
6
5
4
2
7
3
1
C1
16V100
R1
1K
D2
B0BA4R600003
Q1
L
1
PLUNGER
2
BOTTOMSW
3
POSITION
4
PSLED
SW2
5
PUSH
D_GND
6
SW2
SW1
7
P_GND
PUSH
8
SW1
SW3
OPEN
9
OPEN
10
CLAMP
11
CCW
12
DRIVEPOWER
Q1
13
HALF
POWER SUPPLY
14
CONTROL
CW
69
RL950
RSY0040M-0
2
1
3
4
D965
B0EAKM000122
F1
250V 1.6A
FC2
FC1
Z950
ERZV10V511CS
T951
L950
G4C2AAJ00005
RLQZ371
TO
MAIN CIRCUIT
(CN2909) ON
SCHEMATIC
DIAGRAM - 4
CN1
SA-VK31EE
JK950
AC IN
230-240V
50Hz
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