Toshiba 17HLV85 Service Manual page 92

A B
8
7
6
42 41
5
1 2
4
FROM/TO LOADER
C2301
CP2302
0.1 B
00_6232_012_006_800+
R2302
LIMIT SW
12 INSW
3 100
11 W
10 V
9 U
8 GND
7 W-
6 W+
5 V-
4 V+
3 U-
2 U+
1 +5V
2
R2330
10K
FROM/TO LOADER
CP2301
00_6232_009_006_800+
ST2-
9 B-
ST2+
8 B+
ST1-
7 A-
ST1+
6 A+
5 GND
4 LDO+
1
3 DISC_END_SW
2 LDO-
1 DISC_IN_SW
A B
H-33
C
MOTOR DRIVE SCHEMATIC DIAGRAM
HS76
HS2301
763WSA0047
R2320
100K
R2319 R2331
C2305 C2306 C2309
R2304
10K 15K
0.1 B 0.1 B 0.1 B
R2303
22K
40 39 38 37 36 35 34 33 32 31 30 29 28 27 26
3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
C2310 C2311
0.0022 0.0022
B B
C2326
0.1 B
R2334
100
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D E
(DVD PCB)
R2314
2.2
R2316 R2347
5.6K +-1% 5.6K +-1%
11
5.1K
R2350
5.6K +-1%
25 24 23 22
6.0 2.7
8 7
C2329_1
VCC
16V 22 KA
-
1 2
18 19 20 21
1.6 1.6
JG021 SLIDE CONTROL1
JG022 SLIDE CONTROL2
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
D E
F G
R2351
5.6K +-1%
JG009 TRACKING CONTROL
JG011 SPINDL CONTROL
SPINDLE_PWM
JG012 FOCUS CONTROL
2.7 2.7
6 5
-
REF2
REF1
GND
3 4
1.6 0
B2301
FCM2012H-102T04
M_GND
D_GND
F G
H
8
7
FROM/TO RF AMP
6
TR-
TR+
FO-
FO+
5
REFDAC
JG007
FROM/TO MPEG/MICON/DSP
4
PSMUTE
LOADING CONTROL
SBMUTE
JG010
LDM
JG020
SPD_FG
SPINDLE_PWM
FOCUS_DAC
TRACK_DAC
SLED_PWM
SLED_PWM2
HOME
DISC_END_SW
DISC_IN_SW 3
FROM/TO AUDIO/VIDEO
DISC_IN_SW
FROM/TO REGULATOR2
P.CON+A5V_D
2
P.CON+6.5V_D
GND
(D_GND,M_GND)
P.CON+3.3V_D
1
PCB130
DMD005
H
H-34