LG OK75 User Manual

3-37
Copyright © 2018 LG Electronics Inc. All rights reserved.
Only for training and service purposes.
4. MOTOR DRIVER (IC400)
Fig 4-1. LO- & LO+ / MOT_OPEN &MOT_CLOSE
for Driving TRAY Motor
(IC400 Pin6, 7, 9, 10)
15
14
13
12
Fig 4-3. SP- & SP+ for Driving SPINDLE Motor
(IC400 Pin17, 18)
19
18
Fig 4-2. SL- & SL+ for Driving SPINDLE Motor
(IC400 Pin11, 12)
17
16
13
15
12
14
18
19
16
17
C427
220uF
16V
C428
100nF
C415
47nF
C440
100nF
MGND
MGND
MGND
IC400
1
VINFC
2
TRB_1
3
REGO 2
4
VINSL+
5
REGO 1
6
FWD
7
REV
8
Vcc1
9
VOTR-
10
VOTR+
11
VOSL+
12
VOSL-
13
VOFC-
14
VOFC+
15
VOTK+
16
VOTK-
17
VOLD+
18
VOLD-
19
Vcc2
20
VCCD
21
VCTL
22
GND
23
VINLD
24
RESET
25
TRB_2
26
VINTK
27
BIAS
28
MUTE
R416
15K
R417
5.6K
M_5V
M_5V
MOT_CLOSE
MOT_OPEN
SLD0
FD0 MOT_MUTE
TRD
SPD0
VREF
SPIN+
TR-
TR+
SPIN-
F+
F-
SLED-
SLED+
LOAD-
LOAD+

LG OK75 Specifications

General

Output Power	1000W
Bluetooth	Yes
Karaoke Creator	Yes
DJ Effects	Yes
USB Playback	Yes
Multi Jukebox	Yes
Party Accelerator	Yes
Type	Mini Hi-Fi System
Audio Playback	MP3, WMA
FM Radio	Yes
CD Player	Yes
Brand	LG
Model	OK75
Category	Stereo System
Disc Formats	CD, CD-R, CD-RW
Radio	FM
Audio Inputs	USB
Speaker Configuration	2.0 Channel