Block Diagram; Overall Wiring Diagram - Pioneer SC-71 Service Manual

1

4. BLOCK DIAGRAM

4.1 OVERALL WIRING DIAGRAM

A
MCACC setup
VIDEO MIC IN HEADPHONE iPod Direct USB
JA8001
JA3472 JA3471 JA3476
MIC HP ASSY
I
(AWX1639)
JP8001
*1.25mm
CN3472
ADX7760-
2/120
B
*1.25mm
( )
R R R
1/2 - 2/2
V-REG_SS ASSY
(SC-71 : AWX1604)
(SC-1228-K, SC-1223-K : AWX1605)
CN7902
11
11
CN7002
C
1.GNDD
2.XBERR
3.TEMPERR
4.XDCERR
5.IRIN
6.NC
7.XOLERR
8.AMPTEMP
9.GNDV
10.GNDV
11.V+12TRG
1.V+5R6_EV
2.V+5R6_EV
3.GNDD
4.GNDD
5.GNDD
6.GNDD
7.EXSO
8.EXSCK
9.EXOE
10.EXST
11.GNDD
12.GNDD
13.IRMUTEA
14.IRMUTESB
15.GNDD
16.GNDD
17.RYFR
18.RYCSR
19.RYFWFH
20.RYSB
21.GNDD *4
*4
22.12VTRG1
23.12VERR
! ! !
FU14 FU13 FU15
D
F
INTERFACE_SS ASSY
(SC-71 : AWX1587)
(SC-1228-K, SC-1223-K : AWX1589)
B TO B LOCK_SS ASSY
V
(AWX1375)
MIC HP GUARD ASSY
W
(AWX1397)
E
P WIRE GUARD_SS ASSY
X
(AWX1376)
FFC GUARD_SS ASSY
Y
(AWX1385)
TRANS VREG STYL_SS
Z
ASSY
(AWX1382)
PANEL GUARD ASSY
AA
(AWX1399)
F
IR IN1 IR OUT 12V TRG1
JA7003 JA7002 JA7001
12
1
2
HDMI IN5
JA8002
FRONT HDMI USB ASSY
B
(AWX1548)
5.CEC_IO
4.XVDDERR
3.XMHLPERR
2.GNDD
1.GNDD
7
CN8001 JA8003
ADX7732-
ADX7801- 19/360
Y0020
7/510_530 Y0021
7
CN7903
*1.00mm
*4
! !
FU31 FU32
1.GNDD
31.V+5R6_EV
*1.25mm
G
232C_SS ASSY
(SC-71 : AWX1606)
(SC-1228-K, SC-1223-K : AWX1607)
VIDEO_SS ASSY
H
(AWX1602)
JA8303
JA8303
DVR/BDR
JA8301
IN
ZONE2 DVD SAT/CBL MONITOR
IN1 IN2
OUT IN IN OUT
(DVD) (DVR/BDR)
CN7004
1.S2-1
2.S2-2
3.S9-1
4.S9-C
5.S9-2
CN7006
1.-B+15V
2.-B
CN7005
1.V+12_DF
2.GND_DF
3.V-12_DF
4.GND_RY
5.V+12_RY
6.V-12_RY
CN7007
1.V+8_MD
2.GND_MD
3.V-8_MD
4.GND_MD(S)
21.-BERR1
20.-BERR2
19.+BERR1
18.+BERR2
17.OE
16.EXSO
15.EXSCK
14.EXOE
13.EXST
12.XOLERR
11.IRMUTEA
10.IRMUTESB
9.RY_AF
8.RF_CR
7.RF_FH
6.RF_B
5.AMP_TEMP
4.TEMPERR
3.XDCERR
2.GNDD
1.GNDD
2
3
ADX7776-
7/205
ADD7783-
5/60
VOL ASSY
K
*1.00mm
J0001
ADD7796- (AWX1392)
39/120
*1.00mm
J0010
D20PYY0310E
3/100
*2mm
J3004
2
CN3652 CN3653
*4
FU10
!
ADD7786-
31/135
*1.00mm
J0004
4
PF04PG-S12
4/120
JP8201
JA8304
PR PR
PB PB
Y Y
*5 *5
JA8201 JA8202
MONITOR
OUT
232C
*1.00mm
1.XOSDRST
2.OSDCS
3.OSDSCK
*5
4.OSDSO
5.COMP_DET
6.SDA
7.SCL SC-71
8.GNDF
SC-1223
9.FRONTV
10.GNDD
SC-1228
11.GNDD
12.CVBS_IN
13.GNDD
14.CR_IN
15.GNDD
16.CB_IN
17.GNDD
18.Y_IN
19.GNDD
20.V+5_V
21.V+5_V
ADD7784-
15/80
*1.25mm
J0002
ADX7805-
Y0023
2/90
ADX7806-
Y0024
6/110
ADX7804-
Y0022
4/110
ADD7789-
21/90
*1.25mm
J0006
SC-71
3
4
JP6001
9.AMPTEMP 19.EVSI5
1.GNDD
10.XSMUTE 20.SVSO5
2.XVDDERR
11.LOW_P 21.EVSCK
3.XMHLPERR
12.ACRY 22.HOTPLUG
4.XRESET
13.WUSBPOW 23.CECIO
5.232CDET
14.XNETRST 24.EVREQI5
6.EV232TX5
15.NETPOW 25.EVREQO5
7.EV232RX5
16.DVCPOW 26.NETWOL
8.232EV
17.XEMRST5 27.NC
18.232POW 28.XWUSBERR
1.VOLA
2.VOLB
3.GNDD
5.CEC_IO
4.XVDDERR
for IC3001 DBUG&D.L.
3.XMHLPERR
2.GNDD
1.GNDD
CN6002
( )
J J J
1/2 - 2/2
DISPLAY ASSY
(SC-71 : AWX1455)
(SC-1228-K, SC-1223-K : AWX1507)
USB RECT_SS ASSY
C
(AWX1374)
CN3771
23
*1.00mm
23
JA9620 CN601 CN1502
IN5(FRONT)
29.V+5R6_EV
28.V+5R6_EV
27.GNDD
26.GNDD
25.NC
24.GNDD
23.GNDD
22.EXSO
21.EXSCK
20.EXOE
19.EXST
18.GNDD
17.NC
16.NC
15.IRMUTEA
14.IRMUTESB
13.NC
12.NC
11.NC
10.GNDD
9.GNDD 5.USBPOW
8.RYAF 4.XUSBERR
7.RYCR 3.D+
6.RYFH 2.D-
5.RYB 1.GNDD
4.GNDD
3.12VTRG1
2.NC
1.12VERR 1.GNDD
16.OSDSCK
2.Y_IN
17.OSDCS
3.GNDD
18.XOSDRST
4.CB_IN
19.GNDD
5.GNDD
20.232POW
6.CR_IN
21.232CDET
7.GNDD
22.EV232TX
8.CVBS_IN
23.EV232RX
9.GNDD
24.GNDD
10.V+5_V
25.GNDD
11.V+5_V
26.V+5R6_EV
12.COMP_DET
27.V+5R6_EV
13.SDA
14.SCL
15.OSDSO
IN1 IN2 IN3 BD IN IN4
JA9601 JA9602 JA9603 JA9604 JA9605
(DVD) (SAT/CBL) (DVR/BDR)
S
MODEL JA8201 JA8202
D-AUDIO
-
BRIDGE1_SS
-
ASSY
(AWX1383)
CN3772
23
23
CN2861
1.XHPDET
2.AMUTE
3.GNDHP
4.HPR
5.GNDHP
6.GNDHP
7.HPL
8.GNDA
9.MICOUT
10.GNDA
11.V+7_A
12.GNDA
13.GNDA
14.V-7_A
15.XMICDET *3
MODEL TUNER
1.TURST
2.TUSDA
UXJCB,CUXJ AXX7282-
3.TUSCL
4.TUIREQ
5.NC
6.GNDT
7.TR
8.V+5T
9.TL
ADD7794-
*3
TUNER
9/65
MODULE
*1.25mm
J0008
4
CN4001
FRONT
FH/FW/B
R L CENTER R L
JA4101 JA5101
CN6802
5
5
CN4300
4
D20PYY0310E
1.JOG_A
2.JOG_B
3/100
3.GNDD
*2mm
29.IRIN
J3003
30.TEMPERR5
31.XBERR
32.XDCERR
33.XOLERR
34.GNDD
35.GNDD
36.GNDD
37.GNDD
38.V+5_EV
39.V+5_EV
D20PYY0410E
1.V+5_EV_1
2.POWLED
4/100
3.POWER KEY
*2mm
4.GNDD
CN750
ADX7803-
4/210 Y0021
4.-B
3.GN
2.GN
1.+B
CN9601
2.GNDD
1.HPD
(
E E E
1/10 - 10/
DIGITAL MAIN_L A
(AWX1353)
JA
IN6 IN7
OUT
JA9606 JA9607 JA1601
( )
A A A
1/3 - 3/3
AUDIO_SS ASSY
(AWX1536)
CN3052
16
16
CN6801
(
N N N
1/2 - 2/2
IR BUFFER_SS A
(AWX1537)
CN6807 CN6808 CN6804
CN6803
5 5 5 5
5 5 5 5
CN4400 CN4500 CN4600 CN4700