5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
AML3390DTS-G
Slot in
Loader
Hitachi
HOP-1200W
Motor Driver
BA5888FP
SDRAM
4*16Mb
SDRAM
4*16Mb
EEPROM
24C64
Flash
16Mb
OTG242
Front
USB plug
USB plug
Rear
Tuner
ALPS
EU/US
MPEG
RDS
BU1924F
CIG VFD
include
VFD driver
74H
C
158
MCU
Functional
buttons
IR
receiver
Power
indicator
SMPS Board
Standby control
Video
Output
Block
ADA4410-6
Scart out/in
YPbPr output
CVBS output
S-Video output
Downmix line output
Headphone
Aux input
Audio
Block
iPod audio input
Audio
Input
ADC
Tuner audio
input
Subwoofer line output
Front Panel Board
Digital
input
Coaxial In
Optical In
2 channels output
Audio
output
DAC
Amplifier
output
HDMI Block
HDMI output
WM8776
STA308A
STA508
HS250 BLOCK DIAGRAM
Supply power
for all boards
SiI9030
Scart audio input
TV input
IR in
IR In/Out Block
IR out
M1
M2
iPod input
Sub trigger control
Sub Trigger output
NJM2561
(EU version only)
Coaxial
output
Digital
output
RF
AML3501
EM78P156ELM-G
Not for HS250DL version
BLOCK DIAGRAM
1.2
HS250 DIAGRAM 080228
A3
1
21
Thursday, February 28, 2008
Title
Size
Document Number
Rev
Date:
Sheet
of
AC Power cord
harman/kardon
Digital Lounge HS 250/230 Service Manual
Page 41 of 56
Summary of Contents for Digital Lounge HS 230
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