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3
KOS-V1000/V500
BLOCK DIAGRAM
(X14-982)
(X88-202)
BU:9.5~16V
5V REG.
IC1
IC2
3.3V REG.
Q518
8V REG.
5V REG.
IC332
SW 14V
Q7
12V REG.
Q9
5V REG.
IC4
5V REG.
Q11
SW 5V
Q103
IC3
DC/DC
CONVERTER
CONVERTER
DC/DC
IC100
SW 3.3V
Q102
1.8V REG.
IC105
3.3V
SUB PROCESSOR
AUDIO MUTE CIRCUIT
MAIN PROCESSOR
POWER AMP
RELAY CONTROLLER
14.4V
5V
TV TUNER BOX
LX BUS
8V
TUNER
ISOLATION AMP
AUDIO SELECTOR
E-VOL
REFERENCE VOLTAGE CIRCUIT
5V
LPF
AUDIO DAC
8V
3.3V
SRAM
REFERENCE VOLTAGE CIRCUIT
12V
5V
5V
SYNCRONOUS SEPARATER
VIDEO AMP
CHROMINANCE DECODER
VIDEO SELECTOR
PLL
VIDEO DAC
5V
VIDEO AMP
5V
12.5V
CHROMINANCE DECODER
11V
PRE OUT AMP
SP-IN AMP
TV TUNER I/F
REMOTE CONTROL CIRCUIT
RDS DECODER
VIDEO LOGIC CIRCUIT
5V
VIDEO DAC
PLL
USB VBUS
3.3V
FLASH ROM
SDRAM
MAIN CPU
CPLD
OSD
CO-PROCESSOR for iPod
1.8V
3.3V
MAIN CPU
POWER SUPPLY
X88-202
X14-982
KOS-V1000
USED ONLY
USED ONLY
KOS-V500
KOS-V500
USED ONLY
A600
FM/AM
IC600
J804
NAVI-IF
J802
LX-IF
J803
TV-IF
ISO AMP
IC801
SERIAL/PARALLEL
CONVERTOR
IC603
J700
AV IN-1
ISO AMP
IC707
AV IN-2
IC706
ISO AMP
J805
SP IN
ISO AMP
IC803
VR
BUFFER
IC805
J400
iPod
ISO AMP
IC401
J101
USB-2
USB-1
MEDIA
PROCESSOR
IC106
DAC
IC301
L.P.F.
IC305
SYSTEM MICROCOMPUTER
IC300
SELECT
O
R
IC400
SELECT
O
R
IC604
SELECT
OR
IC605
SELECT
O
R
IC602
AUDIO MICROCOMPUTER
IC902
E-VOL
4ch POWER AMP
IC601
MUTE
BUFFER
IC954
MUTE
BUFFER
IC952
MUTE
BUFFER
IC953
MUTE
MUTE
AVOUT1
FL/FR
RL/RR
SUB
AVOUT2
J600
J951
FL/FR
RL/RR
J500
SUB
RL/RR
FL/FR
J600
MUTE
AVOUT
J951
TUNER
PA0
AUX
CH
SREQ, MREQ
RST
, TX,
RX,
INI, STB
, CON,
A
O
UT SW5/6
Q8,9
Q10,11
AIN SEL5/6
CD (MAIN)
MD (SUB)
A
U
D MUTEB/C
A
U
D MUTE0~2,
A SD
A, A SCL,
MUXB
MUXC
AC
IN
3
V
O
L.IN
FL/FR
PA1
RL/RR
LD0
LD1
LD2
A
O
UT MUTEB
PRE MUTESW
PRE MUTEF
PW IC MUTE
A
O
UT MUTEB
AUDIO