Block Diagram; Overall Wiring Diagram - Pioneer SC-LX85 Service Manual

1

4. BLOCK DIAGRAM

4.1 OVERALL WIRING DIAGRAM

MCACC setup
A
VIDEO MIC IN HEADPHONE iPod Direct USB
JA3472 JA3471 JA3476
MIC HP ASSY
J
(AWX9800)
JP8101
CN3472
ADX7760-
2/120
B
CN3651
CN3652
*4
15.FRONTV
14.GNDF
13.MICDET
FU10
!
12.V-7_A
11.GNDA
10.V+7_A
9.GNDA
D
8.MICOUT
7.GNDA
6.GNDHP
5.HP_L
USB RECT
4.GNDHP
3.HP_R
2.GNDHP
ASSY(AWX9821)
1.XHPDET
1.FLAC1
2.FLAC2
3.-VF
4.V+5_V
5.GNDV
6.GNDV
1.XFANERR 7.ACWP
2.FANCTLL
3.FANCTLH
4.DATA
5.CLK
C 6.OE
7.STB
8.XOLERR
9.AMP_TEMP
10.IRMUTEA
11.IRMUTEB
12.IRMUTEH
13.RY_FW
1.RY_AF
2.RY_CR
3.RY_FH
4.RY_B
5.XBERR
6.XTEMPSD5
7.XDCERR
8.GNDD
9.GNDD
10.12VTRG1
11.12VTRG2
12.12VERR
13.RF_POW
14.GNDD
15.IR_IN
16.RMC
17.SR_IN
18.V+5R6_EV
19.V+5R6_EV
20.GNDD
21.GNDD
D
ADX7747-
AI
AK
AL
E
AM
AN
G
F
JA7004 JA7001
RF 5V OUT
SR IN IR IN1
JA7002
SR OUT IR IN2
16
1
2
HDMI IN5
5.XVDDERR
4.HDTDET5
JA8101 JA8001
3.WP_EDID
2.CEC_IO
1.GNDD
FRONT HDMI USB ASSY
C
(AWX9749)
5
CN8101 JA8003
ADX7748-
Y0026
5/430
1.FRONTV
15.HP L
7.ACWP
6.GNDV
5.GNDV
4.V+5_V
3.-VF
2.FL AC2
1.FL AC1
CONNECT ASSY
X
(AWX9820)
COMPONENT ASSY
H
(SC-57
(SC-55/SC-1526-K :AWX9865)
COMPOSITE ASSY
I
(SC-57
(SC-55/SC-1526-K :AWX9836)
JA3605 JA3604
1.V-5_V
2.GNDV
3.V+5_V
4.GNDV
ZONE2
5.ZONE3_OUT
11.MONITOR_OUT OUT
6.GNDV
12.GNDV
7.ZONE2_OUT
JA8305 JA8304
13.DVR_IN
8.GNDV
14.GNDV
9.DVR_OUT
PR
15.VIDEO_IN
10.GNDV
16.GNDV
17.TV/SAT_IN PB
18.GNDV
JA8601
19.DVD_IN
Y
20.GNDV
232C ZONE2 MONITOR
OUT
1.XFANERR
2.FANCTLH
3.FANCTLL
2/120 4.MICDET
5.V-7_A
6.GNDA
7.GNDA
8.V+7_A
9.MICOUT
10.GNDA
11.GNDHP
12.HP_L
13.GNDHP
14.GNDHP
15.HP_R
MIC HP GUARD ASSY
16.GNDHP
17.XHPDET
(AWX9803)
BIND DM CABLE ASSY
(AWX9863)
BIND BCABLE ASSY
(AWX4801)
FFC GUARD2 ASSY
(AWX9812)
VREG GUARD ASSY
(AWX9895)
19.DATA
18.CLK
17.OE
16.STB
15.XOLERR
INTERFACE ASSY
14.XBERR
13.IRMUTEA
(AWX9805)
12.IRMUTESB
11.IRMUTEFH
10.RY_FW
9.RY_AF
8.RF_CR
7.RF_FH
6.RF_B
JA7003
IR
5.AMP_TEMP
OUT
4.XTEMPSD5
12V TRG1
JA7005
3.XDCERR
2.GNDD
12V TRG2
1.GNDD
2
3
VOL ASSY
L
(AWX9797)
ADD7753-
39/120
*1.00mm
J0019
ADD7749-
5/60
*1.00mm
J0006
CN7652
*1.00mm
1.ACRY
2.WP_F
3.HPD_F
4.GNDD
5.XFANERR
6.AMPTEMP
ADX7732-
7.GNDD
8.232CDET
19/360
9.232POW
10.232EV
11.EV232TX
12.EV232RX
13.XBERR
14.XDCERR
15.*NC(SELB)
16.CECIO
17.HOTPLUG
18.XSMUTE
19.LOWPOW
20.*NC(SELA)
21.TEMPERR5
22.EVREQI5
ADD7746-
23.EVSCK
24.EVSO
25.EVSI5
26.DVCPOWER
39/140
27.BTDET
28.XEMRST5
*1.00mm
29.BTID
J0015
30.EVREQO
31.XOLERR
32.SRIN2
33.IRIN
34.GNDD
35.RMC
36.GNDD
37.GNDD
38.V+5R6_EV
39.V+5R6_EV
JP8402 CN8401
2
1.FRONTV
2.GNDF
:AWX9866)
:AWX9791)
JA3603 JA3602 JA3601
ZONE3 DVD TV/SAT VIDEO DVR DVR MONITOR
IN IN IN OUT IN OUT
OUT
JA8302 JA8301
PR PR PR
PB PB PB
Y Y Y
IN3 IN2 IN1
OUT
(VIDEO) (DVR) (DVD)
FB-CONNECT ASSY
Y
17.XFANERR
(AWX9819)
1.XHPDET
7.FLAC1
6.FLAC2 1.FLAC1
5.-VF
4.V+12TRG
3.V+5_V
2.GNDV 7.GNDV
1.GNDV
A
(
*3
MODEL TUNER
UXJCB,CUXJ
AXX7282-
DLPWXJ,FXJ,AXJ5
SYXJ5 AXX7283-
JJP
-
ADD7747-
19/90
J0004
SC-57
3
4
ADX7753-
DISPLAY ASSY
K
7/240
(SC-57/SC-55 :AWX9796)
(SC-1526-K
(39)1.ACRY (29)11.EV232TX (19)21.TEMPERR
(38)2.WP_F (28)12.EV232RX (18)22.EVREQI5
(37)3.HPD_F (27)13.XBERR (17)23.EVSCK
(36)4.NC (26)14.XDCERR (16)24.EVSO
(35)5.XFANERR (25)15.XVDDERR (15)25.EVSI5
(34)6.AMPTEMP (24)16.CECIO (14)26.DVCPOWER
(33)7.NC(SELB) (23)17.HOTPLUG (13)27.BTDET
(32)8.232CDET (22)18.XSMUTE (12)28.XEMRST5
(31)9.232POW (21)19.LOWPOW (11)29.BTID
D20PYY0310E
(30)10.232EV (20)20.NC(SELA) (10)30.EVREQO
1.VOLA
3/100 2.VOLB
3.GNDD
*2mm
5.XVDDERR
J3004
4.HPD
for IC3001 DBUG&D.L.
3.WP_EDID
2.CEC_IO
1.GNDD
Y0021
D-AUDIO BRIDGE ASSY
AB
(AWX9769)
CN3771
7
*1.00mm
7
JA905 CN601 CN1503
IN3
14.XFANERR
13.FANCTLL
12.FANCTLH
11.DATA
10.CLK
9.OE
8.STB
7.XOLERR
6.AMP_TEMP
5.IRMUTEA
4.IRMUTESB
20.RY_CR
3.IRMUTEFH
19.RY_FH
2.RY_FW
18.RY_B
1.RY_AF
17.XBERR
16.XTEMPSD5
15.XDCERR
14.GNDD
13.GNDD
20.V+5R6_EV
12.12VTRG1 20.GNDV
19.V+5R6_EV
11.12VTRG2 19.GNDV
18.GNDD
10.12VERR 18.CVBSIN
17.GNDD
9.RF_POW 17.GNDV
16.EV232RX
8.GNDD
16.CV/SYOUT
15.EV232TX
7.IR_IN
15.GNDV
14.232CDET
6.RMC
14.(CVBSDET)
13.232POW
5.SR_IN
13.GNDV
12.GNDD
4.V+5R6_EV
12.CYOUT
11.FANCTL
3.V+5R6_EV 11.GNDV
10.FANERR
2.GNDD 10.CBOUT
9.XOSDRST
1.GNDD 9.GNDV
8.OSDCS
8.CROUT
7.OSDSCK
7.GNDV
6.OSDSO
6.CRIN
5.SCL
5.GNDV
4.SDA
4.CBIN
3.CDET
3.GNDV
2.V+5_V
2.CYIN
1.V+5_V
1.GNDV
IN1 IN2 VIDEO IN
JA901 JA906 JA907
CN7723
JP7725
3
FRONT BRIDGE
CN7724
AD
ASSY(AWX9814)
CN3772
7
7
CN2503 CN3901
AUDIO ASSY
)
1/3- 3/3
A A
(SC-57
(SC-55/SC-1526-K : AWX9833)
JA2952 JA2951 JP3001
ZONE2 ZONE2 ZONE3
OUT OUT OUT
PRE BRIDGE ASSY
Z
(AWX9809)
ADD7748-
*3
TUNER
9/80
MODULE
J0007
FRONT F-HEIGHT
R L CENTER R L
JA4101 JA4501
CN3890
5
5
CN4200
4
D20PYY03
1.JOGA
2.JOGB
3/10
3.GNDD
*2mm
J3003
:AWX9847)
(9)31.XOLERR
(8)32.SRIN2
(7)33.IRIN
(6)34.GNDD
(5)35.RMC
(4)36.GNDD
(3)37.GNDD
(2)38.V+5R6_EV
(1)39.V+5R6_EV
D20PYY
1.V+5_EV
2.POWLED
(CN7652) 4/10
3.POWER KEY
4.GNDD
*2m
J3002
CN3002
B DIODE ASSY
W
(AWX9808)
ADX7755-
Y0020
4/375
CN3773
15
15
D-DAC BR
AC
CN1502
ASSY(AW
( )
F F 1/11 - F 11/11
DIGITAL MAIN ASSY
(SC-57 : AW
(SC-55/SC-1526-K : AW
A-DAC BRIDG
AA
(AWX9936)
BD IN DVD IN DVR IN OUT1
JA902 JA903 JA904 JA1601
CN3791 CN37
14 2
14 2
CN2104 CN21
(
B 1/2-
B
SIRIUS
(UXJCB,CUXJ)
JA2101
CN3774 CN3792 CN3794
15 14 28
15 14 28
CN2861 CN3001 CN2502
: AWX9790)
DVD TV/SAT VIDEO DVR PHONE CD
JA2501 JA2502 JA2504 JA2503
IN IN IN OUT IN IN IN
CN6803 CN6802
23 23
23 23
CN3802 CN3801
IR INTERFACE A
Q
(AWX9792)
CN3880 CN3870 CN3860 CN3850
5 5 5 5
5 5 5 5
CN4100 CN4700 CN4600 CN4500