Yamaha HTR-6290 Service Manual page 86

A B
RX-V1900/HTR-6290/DSP-AX1900
1
AC IN
2
• See page 132 →
POWER
SCHEMATIC DIAGRAM
3
4
• See page 140, 141 →
FL
SCHEMATIC DIAGRAM
5
IR REMOTE
OPERATION
• See page 130 →
SCHEMATIC DIAGRAM
6
SW901-902, 904-905, 907-914
FL DISPLAY
(U, C, R, T, K, A, B, G, E, L models)
• See page 130 →
OPERATION
7
SCHEMATIC DIAGRAM
86
C D
CONTROL/POWER SECTION BLOCK DIAGRAM
RY1
TEI
POWER DETECT
IC1,2,3 /RESET
Q1,3
Q6
s10
Q2
T1
POWER
RELAY
• See page 126-129 →
FUNCTION
SCHEMATIC DIAGRAM
25
102
U9001 MAIN/ZONE SW
SW802 103
MASTER SW
SW808
115,119
VOLUME
SW806
MICROPROCESSOR
107,108
M30845
INPUT SELECTOR
SW803 IC402
113,114
PROGRAM
SW807
123,124
109,110
20 22
XL402
20MHz
PANEL KEY
FL DRIVER
V9001 IC901, 902
ZONE 2/3 KEY
ON/OFF
PURE DIRECT
SW801
E F
POWER TRANSFORMER
RY251
RY250
F1 RE
OR
BL
BK
BL
OR
RE
RYBL
RYBM
RE
WH
POWER
DETECT
RESET
RE
FUNCTION
• See page 126-129 →
PU
SCHEMATIC DIAGRAM
SI-800BHFE
BL
IC407
+5.5 +5M
GY
D4008
+5MM
D4009 Q4005
+5SPC BL
+5M2
PU
MG
POWER
SAVE
YE
YE
R37
BL
BA00JC5W
111
POWER SAVE
BL
80
POWER RELAY
64,66,67,68
FULL MUTE CONTROL
IC8
R33
62,63 OR
SI-800BHFE
ZONE2/3 MUTE CONTROL
47
DIGITAL FULL MUTE
+6S
31
DSP
XMPWR (U, C models)
28
i PDET
95
iPod ACCESSORY
POWER DETECT
85
i PWR
81
OR
RYBL
82
RYBM
G H
+B
G
MAIN
-B
Q21
+12
2SD2014
Q20
+12T
2SD2014 +5D2
G
2SB1257 -12
Q22
IC5
+BDV
7809 +9V
IC7
+5VD
IC9
BA00JC5W +3.3VD
+5SDV
DVG
IC10
BA00JC5W +5VA
AVG
79M05 -5VA
IC6
FL1
FL2
IC12
+5I
IGND
IC11
BA00JC5W
IC4
BA00JC5W
IC545
PQ200WNA
Q16
2SD2014
IC542
NJM2885DL
IC541
R1172S121D
IC543
PQ200WNA
IC544
NJM2885DL
• See page 123-125 →
DSP
SCHEMATIC DIAGRAM
I J
• See page 131 →
SCHEMATIC DIAGRAM
+3.3N
+5N
NETG
+5BUS (U, C models)
+2.5D
+1.2V1
+1.2V2
+5D1
+3.3V
DG