Yamaha YSP-4100, Руководство по обслуживанию

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A
1 2 3 4 5 6 7 8 9
10
BCD
E
F
G
H
I
J
K
L
MN
91
DSP 3/4
YSP-4100/YSP-5100
★
All voltages are measured with a 10MΩ/V DC electronic voltmeter.
★
Components having special characteristics are marked
⚠
and must be replaced
with parts having specifications equal to those originally installed.
★
Schematic diagram is subject to change without notice.
●
電圧は、内部抵抗
10MΩの電圧計で測定したものです。
●
⚠印のある部品は、安全性確保部品を示しています。部品の交換が必要な場合、 パーツリストに記載されている部品を使用してください。
●
本回路図は標準回路図です。改良のため予告なく変更することがございます。
CB405 CB406
CB407
CB409
CB410
CB411 CB412
IC428
IC429
IC430
IC431
IC424
IC421
IC411
IC421
IC421
IC421
IC423
IC423
IC425
IC419
IC415
IC410
IC412
IC402
IC401 IC401
IC401
IC401
IC405
IC413
CB402
IC401
IC401
IC407
IC406
IC408
CB401
IC408
IC404
IC417
IC427 IC427
CB403
W413
CB404
0
0
0
0
0
0
0
0
0
6.2
0
0
1.8
2.5
0
1.8
1.8
1.8
0
0
0
3.3
1.9
1.9
3.7
3.7
0 0
0
5.8
11.8
11.8
6.0
6.0
6.0 6.0
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
0.2
0.7
5.0
1.8
0
6.0
0
0
0.7
0
0
6.0
1.5
5.0
0 0
3.3 3.3
0
11.9
6.3 6.3
6.2 6.2 6.3 5.7 5.7 5.7 5.7 5.7
5.2
5.2
5.8
5.8
6.3
9.4
11.9
0
0
0
0
0.5
9.4
3.3
3.4
3.4
10.1
3.4
3.3
3.4
2.9
2.4
11.9
3.4
3.4
3.3
0
0
0
0
11.9
11.9
5.0
5.0 5.0 5.0 1.5 1.5 2.5 2.5
2.6 2.6 3.6 1.7
0 0 0
5.0
0
11.9
11.9
4.9
4.9
0
11.9
11.9
5.0
5.0
0
0 0
0
0
0
0 0
0
0
0
0
0
0
0
0
0
0
3.3
0
0
0
0
3.2
6.0
6.0 5.9
6.0
6.0 5.9
11.9
0 0
0 0 0 0
12.1 12.1
0 0 0
-31.8
11.9
11.9
5.0
0
1.8
3.3
3.3
3.3 3.3
3.2
3.2 3.3
3.4
3.4
0 1.7
1.9
3.3
0
3.3
3.3
3.3
3.3
3.3
3.3
3.3
1.7
3.3
3.3
3.3
2.7
1.5
0
0
0
0
0
0
0
0
0
3.3
3.3
0
1.3
3.3
3.3
3.4
3.4
0.3
0
0.3
1.7
1.7
2.8
0
0 0
0
0 0 0 0
0
0
3.3
3.3
3.3 3.3
3.3 3.3
3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3
3.3 3.3 3.3 3.3
0
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0
0
2.4
3.3
5.6
0
0
0
-5.4
-5.5
-5.5
3.3
0
0
3.3
3.3
3.3
3.3
6.0
6.0
6.0
0
11.6
1.3
1.3
0
-5.5
0
0
0
0
0
0
0
0
0
0
0
1.8
0
0
0
0
0
0
3.3
3.3
3.3
3.1
3.4
0.5
3.1 3.1 3.2
3.3 3.3
2.5 2.5
3.3
0
0
0
0
0
0
0
3.0 3.3 3.3
3.3
3.3 3.3 3.3
3.3
3.3
3.3
3.3
3.3
3.3 3.3
3.2
3.2
3.1 3.3
3.3
2.1
0
3.3
1.9 1.7
3.3
0
3.4
3.3
0 0 0
2.1
0
3.3
3.3 3.3
3.3 3.3 3.3
0
11.9
3.3 3.3
3.3
3.3 3.3 3.3
1.7
-31.9
3.4
3.4
3.1
5.2
11.9
4.9
0
0
3.3
3.3 3.3
3.3
0
0
0
0
0
3.4
0
3.4
0
4.9
0
5.0
5.0
5.0
5.0
0
3.4
3.3
3.3
3.3
3.3 0
3.3 0
0
0
3.3
3.3
3.3
3.3 3.3
0 0
0 0
0
3.3 3.3
0
10.9
10.4
10.9
11.9
10.4
10.4
0
0
0
2.0
2.5
4.6
5.0
5.0
0
0
0
0 0
0 0 0 0 0 0
0
0
0
0 0 -5.5 -5.5
10.4
3.3
5.0
0
5.0
0
3.3 3.3 3.3 3.3
0
0
10.9
0
4.9
0
0
0
0
5.0 2.5 2.6
4.9
4.9
4.9
0
1.9
1.9
4.9
5.6
4.9
4.9 4.9
4.9
1.7
0
0
0 0
0
SW OUT
B
1
E
2
POINT
B XL40
1 (Pin 6 of IC41
2)
POINT
C XL402 (Pin 1
4
of IC41
7)
POINT
D XL403 (Pin 20 of IC428)
1
IC428
(NMI)
IC428
(N_RESET)
2
1
IC428
(NMI)
IC428
(N_RESET)
2
PO
WER ON
PO
WER OFF
PO
WER ON
POINT
E 1 / IC428 (23 pin, NMI), 2 / IC428 (1
9 pin, N_RESET)
C
D
IC402:
AD8056AR
V
olt
age f
eedbac
k amplif
ier
s
–
+
OUT
1
–IN
1
–V
S
+V
S
OUT
1 2 3 4
5
+IN
1
–IN
2
+IN
2
–+
6 7 8
24
DGND
23
LOGIC CL
22
DA
21
VEE
20
BIAS
19
VCC
18
RECA1
17
RECA2
16
RECB1
15
RECB2
14
OUT1
13
OUT2
1
INA1
F-SW1
F-SW2
2
INA2
3
INB1
4
INB2
5
INC1
6
INC2
7
IND1
8
IND2
9
INE1
10
INE2
11
INF1
12
INF2
+
-
+
-
+
-
+
-
IC411
: BD3843FS-E2
6-channel function switch
IC429:
BR25L320F
-W EEPR
OM
SPI B
US 32 k-bits (4,096 x 8-bit) EEPR
OM
1
CS
INS
TR
UCTION DECODE
CONTR
OL CL
OCK
GENERA
TION
INS
T
R
UCTION
RE
GIS
TER
2
SO
3
WP
4
GND
8
Vcc
7
HOLD
6
SCK
5
SI
VO
LT
A
G
E
DETECTION
WRI
TE
INHIBI
TION
ADDRESS
RE
GIS
TER
D
ATA
RE
GIS
TER
8bit
READ/WRI
TE
AMP
32,7
68bit
EEPR
OM
S
TA
TUS RE
GIS
TER
ADDRESS DECODER
HIGH V
O
LT
A
G
E
GENERA
T
O
R
8bit
12
b
it
12
b
it
IC407
, 41
0,
41
5
: KIA78M05F
Thr
ee t
e
rminal positiv
e v
olt
age r
egulat
or
R13 R11 R12
R4
RA
RB
R3
R9
R13_1
R2
R18
R21 R20 R16
OUTPUT
3 INPUT
1
Q1
3
Q1
Q1
QD
D1
Q2
Q1
0
Q4
R1
9
R1
4
R1
5
Q1
1
0
Q1
4
Q1
5
Q9
Q6
Q8
Q1
6
C1
D2 D3
Q1
2
IC405
: MAX3232CPWR
3-V to 5.5-V multichannel RS-232 line driver/receiver
1 2 3 4 5 6 7 8
16 15 14 13 12 11 10
9
C1+
V+
C1-
C2+
C2-
V-
DOUT2
RIN2
V
CC
GND DOUT1 RIN1 ROUT1 DIN1 DIN2 ROUT2
IC408, 423, 427
: NJM2068MD-TE2
Dual operational amplifier
OUT
1
OUT
2
–IN
1
+IN
1
+IN
2
-IN
2
–V
CC
+V
CC
1 2 3 4
8 7 6 5
+
–
+
–
IC404
: NJM2580M (TE2)
Single supply wide band 3 ch video amplifier
13
VOUT1
11
VOUT2
9
VOUT3
8
VSAG
10
V+3
14
V+1
12
V+2
2
GND1
4
GND2
6
GND3
7
PowerSave
5
VIN3
1
VIN1
3
VIN2
75 Driver
6dB AMP
BIAS
75 Driver
6dB AMP
BIAS
75 Driver
6dB AMP
CLAMP
REF
IC413
: TC74VHC125FT
high speed CMOS quad bus buffer
1
1G
2
1A
3
1Y
4
2G
5
2A
6
2Y
7
14 13 12 11 10
9 8
GND
Vcc
4G 4A 4Y 3G 3A 3Y
inputs
outputs
GY HZ LL L
A X L HH IC421
: TC74VHCT08AFT
Quad 2-input AND gate
Vcc
14
4B 4A 4Y 3B 3A 3Y
1A
1 2 3
13 12 11 10
9 8
4 5 6 7
1B 1Y 2A 2B 2Y
GND
IC401
: TC74VHCU04FT
Hex inverters
VC
C
6A 5A 4A 6Y 5Y 4Y
GND
3Y 3A 2A 1A 2Y 1Y
1 2 3 4 5 6 7
14 13 12
11 10 9 8
1 3 2
5 4
GND
V
CC
IC41
9,
424,
425,
430,
431
:
TC7SH08FU
2-input AND gate
IN A IN B
OUT Y
1
IN1
2
CTLA
3
IN2
4
8 7 6 5
VC
C
IN3 OUT
CTLB
GND
S
ync_T
ip
Clamp
S
ync_T
ip
Clamp
logic
75ohms
6dB
S
ync_T
ip
Clamp
CTL
ST
B
Y
L L
L L
H HH
H B
A
IN3 IN2 IN1
IC406
:
BH7
6330FVM-TR
3 input 1 output video s
witch
R678
YSP-4100 YSP-5100
24K
no_use
To DSP 1/4, 2/4
(U, C models)
To DSP 1/4
To DSP 2/4 To DSP 1/4
MICROPROCESSOR
EEPROM
OSD
CONTROLLER
RS-232C
TRANSCEIVER
VIDEO SELECTOR
VIDEO AMP
AUDIO INPUT SELECTOR
RDS
IR_IN
indicator
to FL (1)_W601
P
age 93
I7
to FL (4)_W901
P
age 93
B4
to FL (5)_W403
P
age 93
H5
to FL (5)_W402
P
age 93
J5
to FL (2)_CB806
P
age 94
E7
to FL (2)_CB805
P
age 94
E4
to POWER (1)_W506
P
age 97
K4
to POWER (1)_W513
P
age 97
K4
to POWER (1)_W510
P
age 97
K5
to HDMI_CB301
P
age 100
B4
to HDMI_CB413
P
age 100
B4
To FM TUNER
Key detection for A/D por
t
Key input (A/D) pull-up r
esistance 10 k-ohms
Ohm
0
+
1
.2k
V
0
– 0.1
0.2 – 0.5
A/D v
alue (3.3V=255)
0 – 7
8
– 40
KEY1 (1
33 pin)
V
OLUME +
V
OLUME –
KEY1 (1
34 pin)
INPUT
–