Trans2-1, Vh-Tr, Diode And Sp/Ps Assys - Pioneer VSX-LX70 Service Manual

1

10.27 TRANS2-1, VH-TR, DIODE and SP/PS ASSYS

A
U
B
IC4201
MAIN
TRANS
AEK7021
SECONDARY
7A
VHa
23
C
VLa 24
25
VLa
26
VHa
27
IC4202
AEK7021
D
CAUTION
FOR CONTINUED PROTECTION AGAINST RISK OF FIRE,
REPLACE ONLY WITH SAME TYPE NO. 491007 MFD.
BY LITTELFUSE INC. FOR IC4201-4202.
E
CAUTION
FOR CONTINUED PROTECTION AGAINST RISK OF FIRE,
REPLACE ONLY WITH SAME TYPE NO. ICP-N15 MFD.
BY ROHM CO.,LTD FOR IC4261-4262.
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.
2.CAPACITORS
No marked Capacitors are CEAT or CKSRYB.
Unit: p-pF or μF unless otherwise noted.
Rated Voltage: shown as "Capacity(μF)/Voltage(V)",
F
or 50V unless otherwise noted.
MBA:CQMBA, LA:CFTLA, HA:CQHA
3.DIODES
No marked Diodes are 1SS352.
* Parts or parts block marked by "STBY" are standby.
U V W
156
1
2
TRANS2-1 ASSY
(AWX8914)
+67V
R4205
4.7k
(1W)
LMF
7A
-67V
R4206
4.7k
(1W)
LMF
VSX-LX70
2
3
W
Y9:ADX7488(BWN)
Y9 VL
VL
Y10
VL
VL
Y10:ADX7489(GRY)
R4207
3.3k
D4203-D4204
(1/2W)
D4213-D4214:UDZS***
LMF
*
AWX8914
D4203 8R2(B)
D4204
7R5(B)
D4213,
15(B)
D4214
Q4201
RN1901
Q4201
RN1901
RT3T22M RT3T22M
Q4202 Q4202
D4215
13(B)
D4216
13(B)
Q4203 Q4203
RT3T22M RT3T22M
V-12A
R4208
3.3k
(1/2W)
LMF
J4201 D20PDY0610E
1 2 3 4 5
1 2 3 4 5
IC4262
ICP-N15
Q4264
2SA1514K(RS)
VH-
D4262
Q4262 1SR154-400
2SB1186A(DE)
VH-TR ASSY
V
(AWX8916)
3
4
DIODE ASSY
(AWX8915)
D4251 D4252
D5SBA20(B)
D5SBA20(B)
2 2
~ ~
4 4
+ +
- -
1 1
~ ~
3 3
Y11:ADX7454(RED)
+VL
-VL
Y12:ADX7455(BLU)
Y8:ADX7451(BLK)
GAMP
VH+
CN4202
52151-0510
VH+
VH-
NECK6
NECK8
V-12A
VH-
+58V
-58V
6
6
VH+
Q4261 D4261
1SR154-400
2SD1763A(DE)
Q4263
2SC3906K(RS)
4