Yamaha HTR-5490, Руководство по обслуживанию

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A
1
2
3
4
5
6
7
8
9
B C D E F G H I J K L
RX-V1200/RX-V1200RDS/HTR-5490/DSP-AX1200/RX-V2200/DSP-AX2200
SCHEMATIC DIAGRAM (RX-V1200/RX-V1200RDS/HTR-5490/DSP-AX1200 FUNCTION)
★ All voltages are measured with a 10MΩ /V DC electric volt meter.
★ Components having special characteristics are marked s and must be replaced
with parts having specifications equal to those originally installed.
★ Schematic diagram is subject to change without notice.
IC510: LC78213
Analog Function Switch
IC512: MBM29F400BC-70
4Mbit Flash Memory
IC501: NJM2068MD
IC506, 507, 511, 513~515: µPC4570G2
IC521, IC523~IC525: µPC4570G2
Dual OP-Amp
– +
OUT
1
–IN 1
–V
CC
+V
CC
OUT 2
1
2
3
4 5
+IN 1 –IN 2
+IN
2
–+
6
7
8
IC502: LC78212
Analog Function Switch
1
2
3
4
5
6
7
8
30
29
28
27
26
25
24
23
L1
L2
L3
LCOM1
L4
L5
L6
LCOM2
R1
R2
R3
RCOM1
R4
RCOM2
R5
R6
9
10
11
22
21
20
19
16
12
18
17
14
15
13
LEVEL SHIFTER
LATCH
CONTR
OL
SHIFT REGISTER
ZZ
ZZ
ZZ
L7
L8
RES
S
VDD
VSS
VEE
LCOM3 RCOM3
R7
R8
D1
CL
CE
IC503, 509: LC78211
Analog Function Switch
1
2
3
4
5
6
7
8
9
10
11
30
29
28
27
26
25
24
23
22
21
20
19
16
12
18
17
14
15
13
LEVEL SHIFTER
LATCH
CONTR
OL
SHIFT REGISTER
ZZ
ZZ
ZZ
L1
L2
L3
L4
LCOM1
L5
L6
L7
L8
RES
S
VDD
VSS
VEE
LCOM2
LCOM3
R1
R2
R3
R4
RCOM1
RCOM2
RCOM3
R5
R7
R8
D1
CL
CE
R6
1
2
3
4
5
6
7
8
9
10
11
30
29
28
27
26
25
24
23
22
21
20
19
16
12
18
17
14
15
13
LEVEL SHIFTER
LATCH
CONTR
OL
SHIFT REGISTER
ZZ
ZZ
ZZ
L1
L2
LCOM1
L3
L4
LCOM2
L5
LCOM3
L7
RES
S
VDD
VSS
VEE
L6
LCOM4
R1
R2
RCOM1
R3
R4
R6
RCOM4
RCOM2
RCOM3
R7
D1
CL
CE
R5
RY/BY
Buffer
State
Control
Command
Register
Erase Voltage
Generator
Input/Output
Buffers
Chip Enable
Output Enable
Logic
Address
Latch
X-Decoder
Y-Decoder Y-Gating
Cell Matrix
Timer for
Program/Erase
Program Voltage
Generator
Low Vcc Detector
VCC
RY/BY
VSS
WE
CE
OE
STB
STB
DQ0 to DQ15
BYTE
A-1
A0 to A17
RESET
Data Latch
E-92/J-86
INPUT SELECTOR
PHONO EQ
ELECTRIC VOLUME
MAIN µ–COM
FLASH MEMORY
MUTE
POWER
DETECT/
RESET
Point 1 emitter of Q511
and collector of Q512
POWER ON
(Connect the power cord)
POWER OFF
(Disconnect the power cord)
A Q511 E
B Q512 C
Point 2 Pin 20 of IC520
12 LIN2
9 LOUT
8
VREF
VREF
VREF
256
256
Reset
Vref
Generator
&
Reset
pulse
Generator
2
SDATAO
20 SDATAI
19
CSN
1 SCLK
16
TE
18 ZCEN
S/P
Register
Control
Register
L
Zero Cross
Detection
IC516~519: YAC520-EE2
Stereo Digital Volume Controller
11 LIN1
4
DVSS
3 DVDD
13
AVSS
6
AVDD
17 ICN
+
–
R
14 RIN2
7 ROUT 15 RIN1
+
–
16
IC522: NJM78M05FA
Voltage Regulator
V
OUT
V IN
GND
x: NOT USED
O: USED / APPLICABLE
E-96/J-90
B3
E-96/J-90
C3
E-96/J-90
D2 E-96/J-90
G8
E-94/J-88
G1
E-99/J-93
E8
E-96/J-90
D4
E-98/J-92
F2
E-99/J-83
E4
E-94/J-88
I5
E-94/J-88
A7
E-95/J-89
E1
D506 MA8062-H
VU99350
MA8062-H
VU99350
MA8056-L
VU99290
MA8062-H
VU99350
A1037AK [Q/R/S]
VV55650
A1037AK [Q/R/S]
VV55650
MA8062-H
VU99350
Q544
X X C3326 [A/B]
VD30370
C3326 [A/B]
VD30370
C3326 [A/B]
VD30370
R819 X X 4.7K
RD35647
4.7K
RD35647
4.7K
RD35647
C576 100/25
UR84810
100/25
UR84810
220/25
UR84822
100/25
UR84810
100/25
UR84810
C692 X X 100/25
UR84810
100/25
UR84810
100/25
UR84810
C679 X X 0.1/16
US13510
0.1/16
US13510
0.1/16
US13510
R672
R573, 574, 623, 625 470
RD35547
470
RD35547
10K
RD35710
10K
RD35710
R577, 578, 624, 626
Q501, 502, 546, 547
6.2K
RD35662
X 6.2K
RD35662
X 6.2K
RD35662
C680
s12 s29
0.1/16
0.1/16 C681
A1037AK [Q/R/S]
Q527
A1037AK [Q/R/S]
Q528
Q520
A1037AK [Q/R/S]
Q521
A1037AK [Q/R/S]
A1037AK [Q/R/S]
Q529
Q522
A1037AK [Q/R/S]
Q523
A1037AK [Q/R/S]
A1037AK [Q/R/S]
Q530
Q524
A1037AK [Q/R/S]
A1037AK [Q/R/S]
Q531
Q525
A1037AK [Q/R/S]
A1037AK [Q/R/S]
Q532
0.1/16 C682
47
RB501V-40
D519
RB501V-40
RB501V-40
RB501V-40
10/50
D351 1SS355 D352 1SS355
R831
R831
1K
&1
s11
A1037AK (Q/R/S)
IC512
Q501-506, 513-519, 533, 534,
537-544, 546, 547
MBM29F400BC-70PFTN
MX29F400BTC-70
MAIN L
FRONT L
DIGITAL IN
CENTER
REAR L
2
1
A
B
0
0
0
0
0
0
0
0 0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
-11.9
-11.9
-11.9
-11.9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2.5
2.4 5.0
2.5
0
4.8
0
5.0
0
2.5
2.5
0
2.5
2.5 0
2.5
2.5
2.5
5.1
0
0
5.0
0
4.8
0.2
0
2.5
0.2
0
2.5 2.4 5.0
0
0
0
4.8
0
2.5
2.5
2.5
2.5
0
5.0
0
4.8
0
5.0
5.1
0
0
2.5
2.5
2.5
0
0
4.8
0
2.5
2.5
2.5
2.5
0
5.0
0
4.8
0
5.0
5.1
0
0
2.5
2.5
2.5
0
0
0
0
5.0
2.5
2.5
2.5
0
2.5
2.5
0
5.0
0
4.8
0
0
2.5
2.5
0
5.1
0
5.0
4.8
0
11.8
-12.0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0 0
0
0.1
0
0
0.1
11.8
-12.0
11.8
-12.0
0
0
0
0
0
0
0
0 0
0
0.1
0
0
0.1
0
0
0.1
11.8
-12.0
0
0
0
0
0
0
11.9 11.9 11.9 11.9
11.9 11.9 11.9 0
-12.0
0 0 0
-12.0
0 0 0
11.9 11.9 0 0
-12.0
0 0 0
0
0
0
0
0
0
11.5
-11.6
0
11.8
-12.0
11.8
-12.0
0
0
0
0
0
0
0
0
0
0
0
2.0
1.4
3.1
2.6
2.3
2.2
2.2
2.2
2.0
0
2.5
2.4
2.2
2.5
2.4
2.4
4.8
4.8
4.8
2.6
1.8
2.9
1.6
1.6
2.2
4.8
4.7
4.8
0
4.8
3.2
2.2
2.6
1.9
4.8
4.8
4.8
4.8
4.8
4.8
4.8
4.8
4.8
4.8
0
0.1
5.0
5.0
5.0
1.1
0.4
0
1.3
5.0
4.8
0.1
4.8
0
0.1 4.8
0
0.1 4.8
0
4.8
0 0 0
4.8 4.8
0 0
4.8 2.4 0 2.1 4.8 0 4.4 0 4.8 0.1 0 4.8 4.9
0.5
0
4.8
4.9
0
0
0
4.8
4.8
4.8
4.8
4.8
4.8
4.8
0
5.0
0
4.8
4.8
0
0
0
4.8
0
4.8
1.8
4.8
4.8
0 0 0
4.8
4.8
0.9
0
4.8
0
4.8 5.0
0
0 0.2
0
14.0
11.4
4.8
4.8
5.0
5.7
14.0
0.7
0.7
0
5.7
5.7
0
13.4
6.7
0
0
6.7
0
0
4.8
0 0
0
7.0
0
0.4 0.2
0.4
1.3
4.8
0
2.9
2.9
2.3
1.6
1.6
1.6
2.4
2.2
4.8
2.8
3.2
2.0
2.2
2.6
2.6
1.8
1.9
1.8
0
0.9
2.4
3.6
0 0
3.6
-12.0
0 0
11.9 11.9
2.0 1.4 3.1 2.6 2.3 2.2 2.2 2.2
0 0 0 0 0 4.8
0
2.5 2.4 2.2 2.5 2.4 2.4 2.4
2.7 2.3 1.6 2.4 2.8 2.0 2.6
2.0
4.8
4.5
4.8
5.1
0
0
0
-11.9
-11.9
4.8
5.0
11.9
5.7
-11.9
0
0
-11.9
0
0
-11.9
0
0
-11.9
0
0
-11.9
0
0
-11.9
0
0
-11.9
0
0
-11.9
0
0
-11.9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
11.9
-12.0
0
0
0
0
0
11.9
-12.0
0
0
0
11.9
0
0
0
0
11.9
-12.0
0
0
0
-12.0
0
0
0
0
0
0
0
0
-11.9
0
0
-11.9
0
0
-11.9
0
0
-11.9
0
0
-11.9
0
0
-11.9
0
0
-11.9
5.0
4.8
4.5
-11.9
-11.9
5.0
4.8
4.5
-11.9
-11.9
5.0
4.8
4.5
-11.9
-11.9
5.0
4.8
4.5
-11.9
-11.9
5.0
3.8
4.4
-11.9
-11.9
5.0
10/25
10/25
R824
R825
K KOREA