Denon HEOS AVR Service Manual page 22

SCH14_SMPS2
RY91-A
HL3-1A-12SH
DB91
D25SB60
2 3
!
!
CX94
275V 224 K
1 4
AC-N LF93
!
CV950075S
2 3
CY92 CY91
* For countermeasure Conducted Emissions
400V 102M 400V 102M
Add CY91, CY92(400 102M)
!
!
!
CX91
275V 334 K
!
RX91
1.5M
1 4
LF92
! CV950075S
2 3
CX92
! 275V 334 K
! !
CY94 CY95
400V 221K 400V 221K
!
!
VT91
14D-561K
!
!
BN90
!
BN90
3 2 1
YH_SMW396-03P
N N.C L
TO CN90
ET94 CO08 OPEN
1 2 3 4 5 6 7 8
CHGND
ET95 CO08 OPEN
1 2 3 4 5 6 7 8
CHGND
GND LINE POWER+ LINE POWER- LINE ANALOG AUDIO
HEOSAVRSR SMPS SCHEMATIC DIAGRAM
BI+
For Q910, D906, D909
HEAT SINK
4 3 2 1
HS90 PGND
+BV
3 2 AC-N
! DB92
RS205M
PGND
CHGND
PC99
!
EL817S1(C)(TA)
5VA
R931
2
1K
DGND
ET91 CO08 OPEN
1 2 3 4 5 6 7 8
GND
DIGITAL AUDIO TMDS SIGNAL ANALOG VIDEO STBY POWER
BI+
TH92
D906
DSC-8D13
FSU10B60
!
TF93-B
6 1
5 2
8 7
TF93-C
TF93-A
15 13
10 3
VCC_PFC 11 4 16 14
12 9
PGND
IC90
ICE2PCS02G
D908
R937
MM1Z24
7 VCC 8
GATE
100
2 6
Q912
2907AS
R987
0R05 J 5W
1 2
Q933
PB+ 2SA2167ES
19.62V
3 2
2 3
VCC_AUX
Q920
FDN360P
1
10.52V
2
Q906
RT1N141C
PGND
**IMPORTANT SAFETY NOTICE.
COMPONENTS IDENTIFIED BY MARK HAVE SPECIAL CHARACTERISTICS.
!
IMPORTANT FOR SAFETY. WHEN REPLACING ANY OF THESE COMPONENTS.
USE ONLY MANUFACTUREY'S SPECIFIED PARTS.
**THE UNIT OF RESISTANCE IS OHM. K=1000 OHM, M=1000 KOHM
**THE UNIT OF CAPACITANCE IS MICROFARAD (uF) pF=10
**THIS SCHEMATIC DIAGRAM MAY MODIFIED AT ANY TIME WITH THE
IMPROVEMENT OF PERFORMANCE
22
PGND
D909
FSU10B60
PGND
Q911
2SC6046
!
1
PGND
D918
R995
FFM107
0 ohm
3 2
AUX
Q918
PR92 PR91
FDN360P
680KF 680KF PB+
D919
MM1Z8.2
PC92-B
EL817S1(B)(TA)
uF
-6