Pioneer VSX-94TXH Service Manual page 121

5
QQ
3 7 63 1515 0
C DET
R2478 D2403
470
B
C(Y)
VC(Y)
Cb
C(Cb)
C(Cr)
TE
L 13942296513
www
17 15 13
16 14
12
.
N
5
http://www.xiaoyu163.com
NOTES
1.RESISTORS
Unit: k-kΩ, M-MΩ or Ω unless otherwise noted.
Rated power: 1/16W unless otherwise noted.
Tolerance: ±5%(J) unless otherwise noted.
2.CAPACITORS
R2480
No marked Capacitors are CEAT or CKSRYB.
Unit: p-pF or μF unless otherwise noted.
0
Rated Voltage: shown as "Capacity(μF)/Voltage(V)",
C
or 50V unless otherwise noted.
3.DIODES
No marked Diodes are 1SS352.
E
* Parts or parts block marked by "STBY" are standby.
V+3C
C(Y)
Y
C(Cb)
INPUT/VC
SELECT
Cr
C(Cr)
V-3C
IC2404
C53B CINH
DVC L L
CNT/D H L
MUTE X H
V+5C V+5C
R2413 R2414
0 0
C2414
0.01
V-5C V-5C
GCV
C1(Y)
C1(Cb)
C1(Cr)
11 9 7 5 3 1
10 8 6 4 2
C2(Y)
x ao
y
C2(Cb)
GHD
C2(Cr)
i
C3(Y)
C3(Cb)
1/2
CN4314
C3(Cr)
http://www.xiaoyu163.com
6
8
C2432
100/10
V-5C C2428
C2424 100/10
IC2405
C(Y)
C2421 STBY
1
VIN1
2
VEE1
C2425 100/10
3
VIN2
4
VEE2
C(Cb)
C2422 STBY
5
VIN3
6
VEE3
C2426 100/10
7
Powersave
C(Cr)
C2423 STBY NJM2581M
Q Q
3 6 7 1 3
V+5C
R2421
0
C2418 C2429
0.01
V-5C
: VIDEO SIGNAL ROUTE C1(Y)
: VIDEO SIGNAL ROUTE C1(Cb)
: VIDEO SIGNAL ROUTE C1(Cr)
: VIDEO SIGNAL ROUTE C2(Y)
u163
: VIDEO SIGNAL ROUTE C2(Cb)
: VIDEO SIGNAL ROUTE C2(Cr)
.
: VIDEO SIGNAL ROUTE C3(Y)
: VIDEO SIGNAL ROUTE C3(Cb)
: VIDEO SIGNAL ROUTE C3(Cr)
VSX-94TXH
6
7
2 9 9 4 2 8
COMPONENT & VOL ASSY
K
4/4
(VSX-94TXH:AWQ7041)
(VSX-92TXH:AWQ7046)
The > mark found on some component parts should be
replaced with same parts (safety regulation authorized)
of identical designation.
*2 AWQ7041,AWQ7046
STBY
D2411-D2414
C2474 STBY
V+5C
C2431
100/10
R2439
0.1 C2427 0.1
75
14
V+1
Y
13
BIAS +6dB
12
R2440
C(Y)
V+2
Cb
11
VOUT2
BIAS
75
+6dB
C(Cb)
10
V+3
Cr
C(Cr)
9
VOUT3
BIAS +6dB
8
GND
R2441
75
VIDEO AMP
GCV
GCV
(input side)
1 5 0 5 8 2 9 9 4
V+5_6C
V+5C
GCV
0.01
V-5C
V-5_6C
F(C'Site)
: VIDEO SIGNAL ROUTE F(C'Site)
FS(C)
: VIDEO SIGNAL ROUTE FS(C)
m
FS(Y)
: VIDEO SIGNAL ROUTE FS(Y)
C(Y)
: VIDEO SIGNAL ROUTE C(Y)
co
C(Cb)
: VIDEO SIGNAL ROUTE C(Cb)
C(Cr)
: VIDEO SIGNAL ROUTE C(Cr)
VC(Cr)
: VIDEO SIGNAL ROUTE VC(Cr)
VC(Cb)
: VIDEO SIGNAL ROUTE VC(Cb)
VC(Y)
: VIDEO SIGNAL ROUTE VC(Y)
7
8
9 9
A
COMPONENT OUT
Y
JA2401
B
2
*1
(4/6)
3
Cb
JA2401
5
*1
(5/6)
6
Cr
JA2401
*1
D2414
8
(6/6)
*2
9
C2474
*2
C2456
0.01
JA2401
*1 10
C
GCC
(CHASSIS)
2 8 9 9
D
V+3C
Q2407
2SC4154(EFG)
Q2408
2SA1602A(EF)
V-3C
E
F
K
4/4
121
8