Pioneer SC-LX82 Service Manual page 125

5
V+5_V
16
c
15
2
A_VYINVIDEO1
(Y)
14
1 A_VYINDVR1
13
0
12
3
A_VYINDVD
11
A
51A
10
B
51B
9
C
51C
GNDV
V+5_V
16
c
A_VCINVIDEO1 EXSTANLG
15
2
EXSO5_3
(C)
14
1
EXPSCK
13 A_VCINDVR1
0
51A
A_VCINDVD
12
3
51B
11
51A
A
51C
10
51B
B
MRSW
9
51C
C
GNDV
EXSO5_4
HROUGH
V+5_V
16
C
(CV)
15
M
A_VVOUTMSEL2
(CY)
14
M
A_VYOUTMSEL2
(CY)
13
X
A_VYOUTMSEL1
12
X
A_VYOUTDVC
11
A
10
B
9
C
MRSW
GNDV
Q6510
R6607
LTC114EUB
D6505
NM
R6609
1SS352
10k
2
V+5_V
OSD
R6708
5.1k
V+5_OSD2
R6707
330
L6501
R6706
330
R6705
33u
330
51C
*VSW3
INH
V+5_V
L L
L L
NJM2505AF C6709
0.01u/50
L L
Vin V+
4 3
L L
GND
2
GNDV
VGND Vout
L H
5 1
V+5_V
L H
IC6543
L H
L H
TC74HC4051
5
6
EXP-3
V+5_V
IC6541
C6624 1u/10
R6639
1 16
C6625 1000p/50
STROBE Vdd
10 CH
GNDV
R6640 2 15
DATA OE
10 10
R6641 3 14
CLOCK Q5
10 10
R6642 4 13
Q1 Q6
10 10
R6643
5 12
Q2 Q7
R6644 10 10
6 11
Q3 Q8
10 10
7 10
Q4 Q's
10
R6645 8 9
R6646
Vss Qs
10
R6647
R6648
TC4094BFN
R6649
R6650
GNDV GNDV
R6651
V+5_V
EXP-4
IC6542
1u/10
C6647
R6652
1 16
C6648 1000p/50
STROBE Vdd
10
CH
R6653 2 15
GNDV
DATA OE
R6654
10 10
3 14
CLOCK Q5
10 10
4 13
R6655
Q1 Q6
10 10
R6656
5 12
Q2 Q7
R6657
10 10
6 11
Q3 Q8
10 10
7 10
Q4 Q's
10 10
8 9
R6658 R6659
Vss Qs
R6660
R6661
TC4094BFN
R6662
R6663
GNDV
GNDV R6664
C6649
A_VYOUTMSEL2 100u/10
R6613
S_DET
A_VCOUTMSEL2 C6566
0
(CC) 0.1u/16
R6614
NM
FROM DVC
MONITOR OUT
Q6527
C6587
A_VVOUTMSEL2
NM
(CV) 100u/10
C6567
A_VYOUTMSEL1 100u/10
XOSDRST
A_VCOUTMSEL1 C6568
(CC) 0.1u/16
FROM DVC
DVR1/VCR1 OUT
A_VOUTOSD
C6586
A_VVOUTMSEL1
(CV) 100u/10
(OSD)
V-5_V
D6506
51C
GOS2
51B
1SS301
OSDSO
EXPSCK
OSDCS
51A INH
51B
*VSW2 *VSW1 INPUT L
L L Not Used
L
L H DVR/VCR H
H L VIDEO1
TC74HC4051
H H DVD
L L TV/SAT
L H VIDEO2
H L (OSD)
H H iPod
6
IC6533
1
EXOEANLG Z3_VSW1
1A
2
V_MUTE Z3_VSW2
1B
3
Z2_VSW1
1Y
4
Z2_VSW2
2A
5
Z2_VSW3 Z3_VSW3
2B
6
2Y
7
GND
TC74VHC32FTS1
GNDV
XVZ3_MUTE
V+5_V
GNDV
EXOEANLG
C6696
LSC4081UB(QR)
22u/50
R6683
Q6530
Z3_VSW1
R6685
10
R6720
Z3_VSW2
C6701
0
NM 22u/50
Z3_VSW3
EXSO5_1
R6718
GNDV
V-5_V
GNDV
V+5_V
VIDEO AMP
IC6531
(CY)
1 36
VIN1+ +VCC1
CH
2 35
NFB1 VOUT1
R6739
3 34
MUTE1 GND2
10k 4 33
VIN2+ VOUT2
5
32
NFB2 DR_CTL2
CH
6 31
-VCC1 VOUT3
C6555
7 30
VIN3+ MUTE4
1000p/50
8 29
NFB3
-VCC4
CH
9 28
N.C.1 N.C.4
10 27
N.C.2 N.C.3
(CY)
11 26
VIN4+ +VCC2
12 25 CH
NFB4 VOUT4
13 24
MUITE2 GND1
14 23
VIN5+ VOUT5
15 22
NFB5 DR_CTL1
16 21
-VCC2 VOUT6
C6550
R6665
CH 17 20
VIN6+ MUITE3
1000p/50
18 19 10k
NFB6 -VCC3
CH
C6559
0.1u/16 LA7109
C6558
100u/16
V-5_V
L MUTE
*VSW3 *VSW2 *VSW1
INPUT
L L L
DVC ON
H H H
DVC OFF
X X X
NONE
SC-LX82
7
H
1/2 COMPOSITE_S ASSY
(AWX9493)
V+5_V
V+5_V
C6728 1u/10
1000p/50
C6729
14
CH
VCC
GNDV
13
Z2_VSW1
4B
12
Z2_VSW2
4A
11
4Y
10
3B
9
Z2_VSW3
3A
8
3Y
(ZONE)
V+5_V
V-5_V
GNDV
GNDV
LSC4081UB(QR)
R6689
Q6531
R6691
10
0
NM
(ZONE)
GNDV
V-5_V
GNDV
C6556
100u/16
C6557
0.1u/16
C6554
R6733
1000p/50
(CY)
NM
R6734 A_VSYOUT_MONITOR
75
A_VSCOUT_MONITOR
R6735
(CC)
NM
C6602
R6736
A_VVOUT_MONITOR
0.1u/16 75
R6737
(CV)
NM
R6738
75
C6553
1000p/50
GNDV
C6552
R6743
(CY)
1000p/50 NM
A_VSYOUT_DVR1
R6744
75
A_VSCOUT_DVR1
R6745
C6604
(CC)
NM
R6746
A_VVOUT_DVR1
75
0.1u/16
R6747
(CV)
NM
R6748
75
C6551
1000p/50
GNDV
GNDV
L:ACTIVE(MUTE)
V_MUTE VOUT1,4MUTE MONITORY,C,V
NOTE
1. RESISTORS
Unit: k-kΩ, M-MΩ or Ω unless otherwise noted.
Rated Power: 1/16W unless otherwise noted.
Toleranee: (J) ±5% unless otherwise noted.
2. CAPACITORS
Unit: p-pF or u-uF unless otherwise noted.
Ratings: Capacity(F)/Voltage(V) unless otherwise noted.
CH: CCSRCH, UNDER 1000pF, otherwise: CKSRYB.
3. NM: No Mount
: Video Signal Route
(FV): Front Video
(CV): Composite Video
(CY): Composite Y
(CC): Composite C
7
8
A
CN6503
XKP3066-A
01 V+5V
1
02 V+5V
2 B
03 GNDV
3
04 GNDV
4
05 V-5V
5
06 V-5V
6
7
07 XVZ3 MUTE
8 08 GNDV
09 VZ3 OUT
9
10 GNDV
10
11 VZ2 OUT
11
12 GNDV
12
13 XVZ2 MUTE
13
C
8
*JA6506
1
Y
3
4
c
2
5
6
7
AKB7199-A
MONITOR OUT
D
*JA6503
8
Y
10
11
c
9
12
13
14
AKB7200-A
DVR1/VCR1 OUT
GNDV
E
F
H
1/2
125
8