Yamaha RX-SL80 Service Manual page 44

A B
RX-SL80
1
BLOCK DIAGRAM (B, G models)
AUDIO SELECTOR
IC301 BD3842FS
F-SW 2 F-SW 1
5,6
TUNER
2
VIDEO2
3,4
[Front]
• See page 63 →
SCHEMATIC DIAGRAM
POWER (5)
1,2
2,6
1,3
EXT I/O
11,12
3
2,6
1,3
TV I/O • See page 58 →
SCHEMATIC DIAGRAM
DVD/CD
INPUT(2)
DIGITAL
DTV/CBL
INPUT
• See page 64 →
SCHEMATIC DIAGRAM
VIDEO1
POWER (12)
• See page 63 → • See page 63 →
4 VIDEO2
SCHEMATIC DIAGRAM SCHEMATIC DIAGRAM
[Front]
POWER (4) POWER(5)
FL DRIVER
FL DISPLAY
IC101
V101
M66003-0101FP
Rotary
STANDBY/ON
Encorder
BUTTOM INPUT / DSP
SW101
5
/ Tuner Buttom
SW191
REMOTE
SW102-SW104
• See page 63 →
SENSOR
SCHEMATIC DIAGRAM
U101
POWER(6)
• See page 64 →
SCHEMATIC DIAGRAM
POWER(12)
VIDEO AMP/SELECTOR
6
1
6
EXT I/O 4
VIDEO AMP/SELECTOR
8
• See page 63 → IC304
VIDEO2
SCHEMATIC DIAGRAM BA7613N
POWER(5) [Front]
7
44
C D
FL/FR (DSP THROUGH)
IC315
OUT
31,32
13,14
L,R
A/D D/A
CODEC
REC A
17,18 IC311
SELECTOR
AK4628VQ
12
IC309
4
74HC157MTCX
2 3
6 7 8
27 28 29 30
EVE
93
CINEMA / HiFi DSP
IC307
IC551
8
YS930-SZ
DIR
88 87 99 98 97 96
IC551
5
21
29
IC302
5 8
IC552
10 LC89057 Lelel Shift
2
131
W-VF4D
5V⇔3.3V
38 3 126
IC303
9
40 74LVX4245
4 7 13 1617 18
41
24 5 7 22 25
1,2
u-COM
74
IC306
88,89
M30626FHPFP
94
75
20 35 37 58 53
19,21 11 10 9
CUI
IC312
CUI OUT 13
LC74781JM-9798
8
TV I/O
IC303
BA7613N
1
CUI SW
3
4
E F
SELECTOR
IC419 TC74H4053AF
3,13
IC318
21,22 FL/FR 5,12
50,51
4,14
IC317
23,24 SL/SR
53,54
IC316
27 C
55
IC316
28 SW
1,3
• See page 60 →
INPUT(1)
SCHEMATIC DIAGRAM
S5V
IC308
S5BK
4M DRAM
MSM514260E-60JS
39 40 43 44
ADAM
FAN
AAC,dts,DD,DP ΙΙ
DECODER
IC304
FAN Control
YSS948-V
Circuit
124 125
IC301
1M SRAM +12V
BS62LV1026SC-55
+A5
+A10
FAN
4
+7V
-7V
-12V
V+5
V-5
DIGITAL • See page 59 → SCHEMATIC DIAGRAM
+5D
+3.3D
+2.5D
+5CDC
• See page 60 →
SCHEMATIC DIAGRAM
INPUT (1)
G H
IC402
MUTE
• See page 61 →
SCHEMATIC DIAGRAM
90Hz
MAIN
HPF Class-D AMP
IC406,407 IC411 IC693 UNIT x 5
29,31
MUTE
E-Volume
IC409
IC691
23,25
IC403
MUTE
BD3815KS
IC692
21
MUTE
IC406,407
IC409
E-Volume 14
IC405
13
MUTE
BD3812F
IC408
D4
Q7
D12
D3
Sub Transformer
D13
RST
RESET
Circuit
+10.6V Q3
+5V IC1
D14
POW_RY
+B
IC412
D416
Q403
Main Transformer
Q402
Q408
Q409
IC413
IC414
FL1
IC415
FL2
IC416
D417
IC418
IC417
+B
SW51
D15
-B
SW51
-27V Q13
• See page 62 → • See page 62 →
SCHEMATIC DIAGRAM SCHEMATIC DIAGRAM
POWER (1) POWER (2)
I J
• See page 63 →
HP
SCHEMATIC DIAGRAM
[Front]
POWER(5)
• See page 62 →
SCHEMATIC DIAGRAM
SP TARMINAL
POWER(3)
FL/FR
SPEAKER
SL/SR
OUT
C
• See page 64 →
SW out
SCHEMATIC DIAGRAM
POWER(8)
• See page 62 →
SCHEMATIC DIAGRAM
T1
POWER(1)
RY1