Pioneer VSX-94TXH Service Manual page 147

5
QQ
3 7 63 1515 0
Q5603
2SA1514K(RS)
C5605
STBY
Q5602
Q5602
IMT4
IMT4
C5622
STBY
C5617 R5631 R5630
330/10
150
D
RN
C5627
STBY
TE
L 13942296513
OUTPUT LEVEL DET
R5710
22k
2
-
1
3 +
IC5701
BA4560RF BA4560RF
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.
5
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CP
R5623
MUF
4.7
(1/4W)
D5602-D5604 : 1SS355
(C)
2SA1145(OY)
Q5604
C5606
STBY
C5608 CH
ACG7057
4p/200
(C)
Q5605
2SC2705(OY)
MUF
(1/4W)
4.7
R5624
R5629
1k D 33k(1/10W)
RN D
RN
CP
C5616
C5615
CH 22p 22p CH
R5713
10k
R5711
6 8
-
7
10k
IC5701
+
5
4
LOCK
FAN+
FAN-
FAN
x ao
y
i
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6
8
R
CN5303
7 6 5 4 3 2 1
R5627
ACN7121
0.18+0.18
(C)
(5W+5W)
CP
Q Q
3 6 7 1 3
Q
CN5003
CAUTION
Do not touch any points on the PCB other than
an oscilloscope/tester while power is applied.
(It may damage the amplifier due to the oscillation generated.)
CN5705
HPSW
HPSW
WU
WUP
RYAC
RYAC
V+5.6ST
GNDST
GNDST
RYB
RYB
RYCS
RYCS
RYHP
RYHP
RYA
RYA
V+12V
V-12V
LOCKDET
-FAN
-FAN
+FAN
+FAN
52044-1745
u163
(C)
.
(S)
(F)
S
J6104
(SB)
VSX-94TXH
6
7
2 9 9 4 2 8
POWER AMP IN ASSY
O
(AWX8662)
Q5641
2SA1255(OY)
R5643 D5643
470
(C)
R5644
470
R5650
10k
1 5 0 5 8 2 9 9 4
POWER PROTECT ASSY
P
(AWX8658)
The > mark found on some component parts should be
replaced with same parts (safety regulation
authorized) of identical designation.
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.
F:±1% D:±0.5%
RN:Fixed Metal Film
2.CAPACITORS
No marked Capacitors are CEAT or CKSRYB. CH:CCSRCH
Unit: p-pF or μF unless otherwise noted.
Rated Voltage: shown as "Capacity(μF)/Voltage(V)",
or 50V unless otherwise noted.
3.DIODES
No marked Diodes are 1SS355.
m
* Parts or parts block marked by "STBY" are standby.
co
: AUDIO SIGNAL ROUTE(C)
: AUDIO SIGNAL ROUTE(S)
: AUDIO SIGNAL ROUTE(F)
: AUDIO SIGNAL ROUTE(SB)
7
8
9 9
A
B
Y1(2/2)
ADX7459
(YELLOW)
C
2 8 9 9
D
CP with
E
F
O P
147
8