Power Pack Assy - Pioneer VSX-416-K Service Manual

1

2.4 POWER PACK ASSY (1/2)

CAUTION : FOR CONTINUED PROTECTION AGAINST
RISK OF FIRE. REPLACE ONLY WITH
A SAME TYPE NO. ICP-N10, MFD BY ROHM
CO., LTD. FOR IC701 and IC702.
R709 2.7K
ICP-N10(400mA)
2SC5511(E)
IC701
XPROTECT
D713 R713
1k
1SS133
(GRBL)
MYXJ5, MVXJ5
ONLY
ICP-N10(400mA)
B
IC702
601_2 P12
2SA2005(E)
W175
R710
2.7K
SRO
STANDBY
IC605
601_2
(10A)
IC604
601_5
(10A)
OL
IC607
600/3_2 (10A)
IC606
600/3_5
P13
(10A)
IC609
P12
602_2
(10A)
IC608
602_5 (10A)
P6
D+5V
Q705(1/2)
RN4903
C
XPROTECT
Q705(2/2)
RN4903
602_5
602_2
J606 BLUE
FRO
DB621NB0
J607 BROWN
DB118NB0
SRO
D
P1
OL
(C)
CO
P6 J601 WHITE
DB923NB0
DC_DET
(C)
CO
DC DET.
(FL)
SBRO/SBO/SWO
600/3_2
(SL)
600/3_5
SBLO
E
J603 WHITE
OL DB917NB0
(FL)
SBRO/SBO/SWO
XPROTECT
P13
P12
(SL)
SBLO
F
OL
C 1/2F D F
14
1
2
6ohm
Q701
R701 6.8K
Q721
2SA1145
(GRBL)
R721
8.2K
2SA1145
2SC2240
Q704
NECK
Q703
R705
47k
GNDU
R702 6.8K
Q702
D701
D5SBA20(B)
A
~
+
C
~
AKR7001-A-T
STBY
~
+
~
D702
D
B
D5SBA20(B)
D+5V
Q707(1/2)
RN4903
Q707(2/2)
RN4903
R1110
0
(FL)
L752 ATH1004
(FR)
R752
PUF 100 1/4w
L751 ATH1004
(FL)
R751
PUF 100 1/4W
L762 ATH1004
R762
PUF 100 1/4W
L761 ATH1004
R761
(SL)
PUF 100 1/4W
∗1
∗1
C751, C752, C755,
C761, C762
0.22
∗1
L753 ATH1004
(C)
R755
PUF 100 1/4W
C 2/2F
Q605,606,633,655,656,683,
Q505: OVERLOAD DETECTOR
E
Q696,697:
( ) DC OUTPUT DETECTOR
2
3
TRANS 3 ASSY
E
(XWZ4079)
STBY
C881
NP
C882 C883
NP
R882
R881 4.7
1/4W
DB927NB0
TRANS 2 ASSY
D F
(XWZ4091)
CN1201
52147-0410
-
GNDU
AC RY
AC WUP
Stby 5V
11
-
11
CN701
52147-1110
-22.9V
W201
R712 R711
stby
2.2K (MYXJ5, MVXJ5) -29.7V
(FL)
RY751(1/3)
RY751(2/3)
RY752(1/3)
CHASSIS
RY752(2/3)
∗1
∗1
RY753(1/3)
(FL)
: Audio Signal Route (Front L ch)
(SL)
: Audio Signal Route (Surround L ch)
(C)
: Audio Signal Route (Center ch)
(SW)
: Audio Signal Route (SubWoofer ch)
VSX-416-K
3
4
NP
CAUTION : FOR CONTINUED PROTECTION
4.7
1/4W
AGAINST RISK OF FIRE.
REPLACE ONLY WITH SAME
TYPE NO. AEK7018
MFD, BY LITTELFUSE INK. FOR
IC853.
STANDBY
STANDBY
IC852
STBY
IC851
STBY
IC853
851
10 9 8 7 6 5 4 3 2 1
51048-1100
10 9 8 7 6 5 4 3 2 1
C 2/2F
CN754
+
FR
XKE3050
-
(FL)
+
FL
-
+
SR
-
(SL)
+
SL
CN755
-
XKE3049
CHASSIS
(C)
+
C
-
A-D
SITUATION
NO SIGNAL
1.RESISTORS
Unit:k-kΩ,M-MΩ or unless otherwise
noted.
Rated power:1/4W unless otherwise
noted.
Tolerance:(J)
noted.
2.CAPACITORS
Unit: p-pF or µF unless otherwise
noted.
Ratings:Capacity(µF)/Voltage(V)
unless otherwise noted.
Rated Voltage:50V except for
electrolytic capacitors.
3.DIODES
Indicated in 1SS133-T
C 1/2F
4
IC853
AEK7018 (4A)
1 2 3 4 5 6
POINT VOLTAGE (V)
/KU Others
A.B 67.0 61.4
C.D 38.6 39.5
NOTE
5% unless otherwise
D F E