Table of Contents
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4. BLOCK DIAGRAM
MCACC setup
iPod Direct USB
HDMI IN5
MIC IN
HEADPHONE
K
JA8001
JA8002
FRONT HDMI USB ASSY
JA3471
JA3476
C
MIC HP ASSY
(99/97 : AWX2115)
(99/97
: AWX2048)
(LX89 : AWX2116)
(LX89/LX79 : AWX2049)
(LX79 : AWX2118)
5.CEC_IO
4.XVDDERR
3.GNDD
2.GNDD
JP8001
1.GNDD
*1.25mm
8
CN3472
CN8001
JA8003
ADX7760-
Y0027
2/205
ADX7821-
7/(505/590)
CN3651
15.HP L
D
CN3652
1.NC
USB RECT_M ASSY
15.NC
14.NC
13.XMICDET
(99/97
: AWX2165)
12.V-7_A
11.GNDA
(LX89/LX79 : AWX2166)
10.V+7_A
9.GNDA
8.MICOUT
7.GNDA
6.HP_L
5.GNDHP
*4
4.HP_R
1.ACWP
3.GNDHP
2.GNDV
2.AMUTE
3.GNDV
!
FU10
1.XHPDET
4.V+5_V
5.-VF
6.FL AC2
1.FLAC1
2.FLAC2
7.FL AC1
3.-VF
4.V+5_V
5.GNDV
6.GNDV
7.ACWP
1.XFANERR
2.FANCTLL
3.FANCTLH
1.RYFR
4.EXSO
2.RYCSR
5.EXSCK
3.RYFWFH
6.EXOE
CONNECT_M ASSY
7.EXST
Y
4.RYSB
5.XBERR
8.XOLERR
6.XTEMPSD5
9.AMP_TEMP
(99/97
: AWX2162)
7.XDCERR
10.IRMUTEA
8.GNDD
11.IRMUTESB
(LX89/LX79 : AWX2163)
12.IRMUTEFH
9.GNDD
10.12VTRG1
13.RY_FW
11.12VTRG2
12.12VERR
13.GNDD
14.GNDD
15.IR_IN
16.V+5R6_EV
17.V+5R6_EV
1.V-5_V(NC)
18.GNDD
2.GNDV
19.GNDD
3.V+5_V(NC)
4.GNDV
5.NC
6.GNDV
7.NC
I
8.GNDV
9.DVR_OUT
10.GNDV
JA3601
11.MONITOR_OUT
12.GNDV
COMPONENT ASSY
13.DVR_IN
14.GNDV
15.NC
MONITOR
(99
: AWX2105)
16.GNDV
OUT
17.TV/SAT_IN
(97
: AWX2108)
18.GNDV
19.NC
20.GNDV
(LX89 : AWX2106)
JA8601
(LX79 : AWX2109)
232C
1.XFANERR
2.FANCTLH
3.FANCTLL
4.XMICDET
5.V-7_A
6.GNDA
7.GNDA
8.V+7_A
9.MICOUT
10.GNDA
INTERFACE_M ASSY
11.HPL
H
12.GNDHP
13.GNDHP
(99/97
: AWX2120)
14.HPR
15.GNDHP
(LX89/LX79 : AWX2121)
16.AMUTE
17.XHPDET
MIC HP GUARD ASSY
AJ
(AWX2052)
BIND DM CABLE_M ASSY
AL
(AWX1846)
BIND B CABLE ASSY
AM
(AWX1826)
FFC GUARD_M ASSY
AN
(AWX1821)
VREG GUARD ASSY
AO
(AWX2053)
PANEL GUARD ASSY
AP
(AWX2054)
19.EXSO
18.EXSCK
17.EXOE
16.EXST
15.XOLERR
14.XBERR
13.IRMUTEA
12.IRMUTESB
11.IRMUTEFH
10.RY_FW
9.RY_AF
8.Ry_CR
7.Ry_FH
6.Ry_B
JA7003
IR
5.AMP_TEMP
OUT
IR IN1
IR IN2
12V TRG1
4.XTEMPSD5
JA7005
JA7001
JA7004
3.XDCERR
2.GNDD
12V TRG2
1.GNDD
ADX7753-
DISPLAY ASSY
L
7/240
(99/97
VOL ASSY
(LX89/LX79 : AWX2027)
M
(AWX2029)
9.AMPTEMP
19.EVSI5
1.GNDD
20.EVSO
ADD7796-
2.XVDDERR
10.XSMUTE
11.LOW_P
21.EVSCK
3.GNDD
4.XRESET
12.ACRY
22.HOTPLUG
13.WUSBPOW
23.CECIO
5.232CDET
39/120
14.XNETRST
24.EVREQI5
6.EV232TX5
25.EVREQO5
7.EV232RX5
15.NETPOW
*1.00mm
16.DVCPOW
26.NETWOL
8.232EV
J0006
17.XEMRST5
27.XFANERR
18.232POW
28.XWUSBERR
ADD7783-
D20PYY0310E
1.VOLA
5/60
3/100
2.VOLB
*2mm
3.GNDD
5.CEC_IO
*1.00mm
J3004
4.XVDDERR
J0001
3.GNDD
2.GNDD
1.GNDD
CN7903
*1.00mm
ADX7732-
Y0026
19/360
AD
D-AUDIO BRIDGE ASSY
AC
(AWX2196)
ADD7787-
39/140
*1.00mm
1.GNDD
J0003
*1.00mm
39.V+5R6_EV
JA9620
CN601
IN5
5.GNDD
4.XBERR
3.TEMPERR
2.XDCERR
1.IRIN
29.V+5R6_EV
JP8402
28.V+5R6_EV
27.GNDD
26.GNDD
25.XFANERR
24.FANCTLL
23.FANCTLH
22.EXSO
21.EXSCK
20.EXOE
19.EXST
18.GNDD
17.XOLERR
J
COMPOSITE ASSY
16.AMPTEMP
15.IRMUTEA
(99/LX89 : AWX2085)
14.IRMUTESB
13.IRMUTEFH
12.NC
(97/LX79 : AWX2086)
11.RYFW
1.GNDD
10.GNDD
2.Y_IN
9.GNDD
3.GNDD
JA3602
8.RYFR
15.GNDD
4.CB_IN
7.RYCSR
5.GNDD
16.EV232TX
6.RYFWFH
17.EV232RX
6.CR_IN
5.RYSB
7.GNDD
18.232POW
4.GNDD
DVR
DVR SAT
8.CVBS_IN
19.232CDET
3.12VTRG1
20.GNDD
OUT
IN
IN
9.GNDD
2.12VTRG2
10.V+5_V
21.GNDD
JA8304
JA8301
1.12VERR
22.V+5R6_EV
11.V+5_V
12.COMP_DET
23.V+5R6_EV
PR
PR
13.SDA
14.SCL
JA9202
PB
PB
OUT 1
LAN
JA1601
Y
Y
MONITOR
IN2
IN1
OUT
(DVR)
(DVD)
JP7725
CN7723
Z
17.XFANERR
FB CONNECT ASSY
1.XHPDET
AE
*1.25mm
(AWX1841)
7.FLAC1
6.FLAC2
1.FLAC1
CN7724
FRONT BRIDGE ASSY
5.-VF
4.V+12TRG
3.V+5_V
(AWX1833)
2.GNDV
7.GNDV
1.GNDV
*1.25mm
CN2503
20
EXT. ANT.
ADH7048-
(
)
A A
A
1/2 -
2/2
1.TURST
2.TUSDA
AUDIO ASSY
3.TUSCL
4.TUIREQ
(99
: AWX2076)
5.NC
ZONE2
ZONE3
6.GNDT
JA6701
7.TR
(97
: AWX2080)
8.V+5T
R
9.TL
(LX89 : AWX2077)
*1.25mm
L
(LX79 : AWX2081)
OUT
OUT
PRE BRIDGE_M ASSY
AA
(AWX1822)
ADD7794-
*3
TUNER
9/65
MODULE
P
IR BUFFER_M ASSY
*1.25mm
J0005
(99/97 : AWX2093)
EXCEPT
JXJ MODEL
(LX89 : AWX2094)
*3
MODEL
TUNER
(LX79 : AWX2096)
CUXJ
AXX7282-
DLXJ,FXJ
SYXJ8
AXX7283-
FRONT
F-HEIGHT
JXJ
-
R
L
CENTER
R
L
JA4101
JA5101
ADD7795-
19/90
*1.25mm
J0004
When ordering service parts, be sure to refer to "EXPLODED VIEWS and PARTS LIST" or "PCB PARTS LIST".
The > mark found on some component parts indicates the importance of the safety factor of the part.
: AWX2026)
D20PYY0310E
1.JOG_A
Therefore, when replacing, be sure to use parts of identical designation.
3/100
2.JOG_B
3.GNDD
*2mm
29.IRIN
J3003
30.TEMPERR5
ENCODER ASSY
31.XBERR
O
32.XDCERR
33.XOLERR
(AWX2051)
34.GNDD
35.GNDD
36.GNDD
37.GNDD
38V+5_EV
D20PYY0410E
POWER SW ASSY
N
39.V+5_EV
1.V+5_EV_1
(AWX2030)
4/100
2.POWLED
3.POWER KEY
*2mm
4.GNDD
J3002
for IC6001 DBUG&D.L.
CN6002
X
CN7401
1.S1-1
2.S1-C
B DIODE ASSY
3.S1-2
(99/97
: AWX2130)
D-DAC BRIDGE ASSY
4.-B
(LX89/LX79 : AWX2131)
3.GND
2.GND
(AWX2197)
1.+B
ADX7755-
4/375
Y0020
CN3771
CN3784
CN3782
24
30
30
24
30
30
CN1502
CN9701
CN9702
1.USBDPON
2.XRT_USB_B
3.GNDD
4.USBMCLK
5.GNDD
6.USBLRCK
(
)
7.GNDD
G G
G
1/12 -
12/12
8.USBBCK
9.GNDD
10.USBADAT
11.V+3R3_USB
DIGITAL MAIN ASSY
12.V+3R3_USB
13.GNDD
14.GNDD
(99
: AWX2013)
15.SCL_USB_B
16.SDA_USB_B
5.USBPOW
17.INT_USB_B
4.XUSBERR
(97
: AWX2017)
3,SHIELD
3.D+
2.GNDD
2.D-
1.V+6R3_ROKU
(LX89 : AWX2014)
1.GNDD
(LX79 : AWX2018)
1.V+5R6_EV
2.V+5R6_EV
3.V+5R6_EV
4.GNDD
5.GNDD
NETWORK MODULE
6.GNDD
A-DAC BRIDGE ASSY
AB
AXX7293
7.RYAC
(AWX2198)
OUT 2
IN1
BD IN
IN2
IN3
IN4
IN6
IN7
HDZONE OUT3
JA1602
JA1603
JA9601
JA9604
JA9602
JA9603
JA9605
JA9606
JA9607
CN3791
CN3793
CN3783
CN3781
20
28
30
30
B B
3
20
28
30
30
CN2004
CN2003
CN2001
CN2002
DAC HIGH ASSY
(99
(97
COAX
(LX89 : AWX2064)
IN1
IN2
OPT IN1
OPT IN2
OPT OUT1
JA2009
JA2002
JA2004
JA2006
(LX79 : AWX2068)
CN3772
CN3792
CN3794
CN6952
24
20
28
24
24
20
28
24
CN2861
CN3001
CN2502
CN3051
(SC-99, SC-LX89 only)
JP3001
SAT
DVR/BDR
PHONO
DVR/BDR
CD
PRE OUT
JA2501
JA3201
JA3202
JA2503
JA2505
JA3102
JA3101
R
JA3103
L
IN
OUT
IN
IN
IN
F
SW1&SW2
C
S
SB
FH
EX1
EX2
CN6951
24
24
CN6801
KN6962
Q
CN6803
CN6802
24
24
24
24
CN3802
CN3801
IR INTERFACE_M ASSY
R
(AWX1776)
CN3890
CN3880
CN3860
CN3830
CN3820
CN3810
CN3870
CN3850
CN3840
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
CN4200
CN4100
CN4700
CN4600
CN4500
CN4400
CN4300
CN4800
CN4900
!
*4
MODEL
FU1
FU2
FU4
FU10
SC-99
REK1139-
REK1151-
REK1154-
CUXJ
(T2A H/250V)
SC-97
(10A/125V)
-
(6A/125V)
SC-LX89
AEK7078-
REK1139-
REK1151-
JXJ
SC-LX79
-
(10A/125V)
(T2A H/250V)
(6A/125V)
SC-LX89-K
SC-LX89-S
AEK1061-
REK1104-
AEK1061-
SYXJ8
(T5A L/250V)
-
SC-LX79-K
SC-LX79-S
(T4A H/250V)
(T5A L/250V)
SC-LX89
AEK1061-
REK1104-
AEK1061-
DLXJ
(T5A L/250V)
-
SC-LX79
(T4A H/250V)
(T5A L/250V)
SC-LX89
DEK1045-
REK1139-
AEK1061-
FXJ
(T10A L/250V)
-
SC-LX79
(T2A H/250V)
(T5A L/250V)
The
!
mark found on some component parts should be replaced
with same parts (safety regulation authorized) of identical
designation.
CAUTION - FOR CONTINUED PROTECTION AGAINST RISK OF FIRE,
REPLACE WITH SAME TYPE AND RATINGS OF FUSE.
USB DAC ASSY
F
S2,S3,S9
(99
: AWX2056)
(LX89 : AWX2057)
W
CN7201
*4
*4
*4
IR REG_M ASSY
!
!
!
!
!
FU14
FU13
FU15
FU11
FU12
(99
(97
(SC-99,
SC-LX89 only)
(LX89 : AWX2125)
1.V+12_DF
(LX79 : AWX2128)
2.GND_DF
3.V-12_DF
4.GND_DF(S)
5.V+12_RY
IR REG
6.V-12_RY
7.V+15_VDD
1.-B+15V
2.-B
CN7281
ADX7759-
1.XFANERR
2.FANCTLL
Y0023
Y0023
3.FANCTLH
1.V+8_MD
SECONDARY
3/190
2.GND_MD
CN7291
3.V-8_MD
1.V+FAN
4.GND_MD(S)
2.V-FAN
3.LOCK DET
USB-DAC
PRIMARY SHIELD ASSY
IN
U
REG
JA5501
(97/LX79 : AWX1820)
S5,S6
CN7601
5.S6-2
V-REG
A-REG
4.S6-1
1.FLAC1
3.S5-2
2.S5-C
2.FLAC2
1.S5-1
ADX7729-
3.-VF
4.V+12TRG
7/75
5.GNDV
6.GNDV
*4
7.V+5_V
FU32
!
1.V+5_V
FU31
ADX7746-
!
2.GNDV
5.V-12_A
3.GNDV
4.GNDA
4/195
4.V-5_V(GNDV)
3.GNDA
2.V+12_A
1.V+6_AD
ADX7766-
Y0024
ADX7773-
3/110
5/60
A REG BRIDGE ASSY
AI
ADX7812-
(99/97
7/205
(LX89/LX79 : AWX2133)
(
)
B
1/4 -
4/4
3
PRIMARY ASSY
: AWX2063)
33
T
: AWX2067)
(99/97
EXT. ANT.
(LX89/LX79 : AWX2039)
ADH7049-
5
*4
!
FU1
3
AXM7040-
FAN CONNECT ASSY
18.GNDA
(SC-99, SC-LX89 only)
AK
17.GNDA
FAN
16.SBL IN
(AWX2055)
15.GNDA
14.SBR IN
13.GNDA
12.SL IN
11.GNDA
10.SR IN
9.GNDA
8.C IN
7.GNDA
6.SW IN
JA7761
JA7762
5.GNDA
4.FL IN
R
3.GNDA
2.FR IN
L
1.GNDA
C
F
S
SB
ADX7745-
SW
5/150
MCH BRIDGE ASSY
AH
(99/LX89 : AWX1840)
MULTI CH IN ASSY
E
(99
: AWX2159)
(LX89 : AWX2160)
BUFFER GND_M ASSY
(AWX1783)
(
)
S S
S
CN4001
1/6 -
6/6
4
D AMP ASSY
F-WIDE/B
SURROUND
S-BACK
R
L
R
L
R
L
(99
: AWH7104)
JA4501
JA4301
JA4901
(97
: AWH7108)
(LX89 : AWH7105)
(LX79 : AWH7109)
FU11,FU12
FU13,FU14
FU15
FU21,FU22
FU31,FU32
REK1143-
REK1142-
REK1143-
REK1143-
REK1143-
(1.25A/125V)
(1A/125V)
(1.25A/125V)
(1.25A/125V)
(1.25A/125V)
REK1143-
REK1142-
REK1143-
REK1143-
REK1143-
(1.25A/125V)
(1A/125V)
(1.25A/125V)
(1.25A/125V)
(1.25A/125V)
AEK7073-
AEK7072-
AEK7073-
AEK7072-
AEK7073-
(T1A L/250V)
(T800mA L/250V)
(T1A L/250V)
(T800mA L/250V)
(T1A L/250V)
AEK7073-
AEK7072-
AEK7073-
AEK7072-
AEK7073-
(T1A L/250V)
(T800mA L/250V)
(T1A L/250V)
(T800mA L/250V)
(T1A L/250V)
AEK7073-
AEK7072-
AEK7073-
AEK7072-
AEK7073-
(T1A L/250V)
(T800mA L/250V)
(T1A L/250V)
(T800mA L/250V)
(T1A L/250V)
MODEL
MAIN TRANS
AC CORD
!
*1
SC-99
ATS7474-A
CUXJ
ADG7118-A
ATS7478-A
SC-97
SC-LX89-K
ATS7475-A
SC-LX89-S
SYXJ8
ADG7119-A
SC-LX79-K
ATS7479-A
SC-LX79-S
SC-LX89
ATS7477-A
FXJ
ADG7120-A
SC-LX79
ATS7481-A
SC-LX89
ATS7475-A
DLXJ
ADG7123-A
SC-LX79
ATS7479-A
SC-LX89
ATS7476-A
JXJ
ADG7121-A
SC-LX79
ATS7480-A
S7
S1
: AWX2124)
: AWX2127)
USB RECT
B-DIODE
MAIN TRANS
PRIMARY
!
*1
T1501
REG
CN7501
1.S4-1-1
S4
2.S4-2-1
3.S4-C
4.S4-2-2
*4
5.S4-1-2
REG ASSY
V
FU21
!
(99
: AWX2149)
FU22
!
(97
: AWX2152)
(LX89 : AWX2150)
(LX79 : AWX2153)
: AWX2132)
: AWX2038)
*4
!
*4
FU4
!
FU2
ADX7513-
PIN JACK
FFC
HDMI CONNECTOR
2.0mm CABLE HOLDER
JUMPER CONNECTOR
2.0mm FLAT CABLE
BOARD IN
BOARD TO BOARD
!
AC CORD
FFC CONNECTOR
ANOTHER CONNECTOR
SHIELD CABLE
*OPTION
MODEL
MICROPHONE REMO-COM
iPod Cable
SC-99
CUXJ
APM7009-
AXD7725-
-
SC-LX89-K
SC-LX89-S
APM7009-
AXD7725-
SYXJ8
-
SC-LX89
DLXJ
APM7009-
AXD7725-
-
SC-LX89
FXJ
APM7011-
AXD7725-
-
SC-LX89
JXJ
APM7009-
AXD7726-
-
SC-97
AXD7725-
CUXJ
APM7011-
-
SC-LX79-S
SC-LX79-K
SYXJ8
APM7011-
AXD7725-
-
SC-LX79
DLXJ
APM7011-
AXD7725-
-
APM7011-
AXD7725-
SC-LX79
FXJ
-
SC-LX79
JXJ
APM7011-
AXD7726-
-
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