Yamaha YSP-4100, Service Manual

Page: 99 / 135

A
1 2 3 4 5 6 7 8 9
10
BCD
E
F
G
H
I
J
K
L
MN
99
HDMI 1/2
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。
CB1
CB2
CB3
CB4
CB5
IC6
IC2
IC1
IC17
IC7 IC3
CB6
IC4
IC5
CB7 CB8
IC18
IC11
0 0
0 0
0 0
0 0
0 0
0 0
00
0
00
0.6
0
00
0
0
0 0.6
00
0
0
0 0.6
00
0
0
0 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
4.9
0
4.9
4.9
5.0
6.6
0
3.3
3.3
6.6 5.0
0
5.0
00
00
00
00
3.3
3.3
3.3
3.3
3.4
3.3 3.4 3.4 3.4
3.4 3.4 3.4
3.4 3.4
3.4
0 0 0
3.4 1.9
0
3.3
0
1.7
1.6
1.3
3.4 3.4 3.4 3.4 3.4
3.4 3.4 3.3 3.3
3.4
3.4
1.9
3.4 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3
0
3.4 3.4 3.3 3.4
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
0
0
0
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
0
0
0
0
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.4
0
0
3.4
3.3
3.4
0
3.4
3.4
0
0
0
0
0
0
0
0
0
3.4
0
0
0
0
0
0
0
0
0
0
2.5
2.5
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0
6.6
5.0
1.2 3.4 1.6 1.6
0
3.4 1.2
3.1
0
0
0
0
0
0 0
3.3
0
2.5 2.5 0.4 2.9
0
0
0.6
0 0 0
0.6
0 0
3.3
3.4
0
0 0 0 0 0 0 0 3.4 1.2
2.2 2.2 2.2 2.3 2.2 2.2 2.2 1.3
3.4 1.2
2.2 0 0 2.2 2.2 2.2 1.1 1.3 1.7 0
3.3 3.3
2.5
0
3.4
0
0
0
0
0
0
1.2
0
0
0
0
0
0
0
0
3.4
0
0
0
0
0
0
0
0
1.2
0
0
0
0
0
0
0
0
0.6
0
0
0
0
0.6
0
0
3.3
0
0
3.4
0
0
0
0
0
0
0
2.2
1.2
3.4
2.2
2.2
2.2
0
0
0
1.9
1.6
1.3
1.2
3.4
0
0
3.4
0
1.8
3.4
0 0 0 0 0 0 0
1.8
0
3.4
2.2 2.2 2.2 2.2
0 0 0
1.9 1.6
3.3
3.4 0 0 0 0 0 0 0 0 0
3.4
0 1.8 0 0 0 0 0 0 0 0 3.3 3.3 2.5
0
2.5
2.5
4.9
4.9
4.9
3.4
0
1.8
0
0
0
1.8
0
0
0
0
0
1.8
0
0
0
0
0
0
0
0
0
0
0
3.4 3.4
0
0
0
0
0
0
1.8
1.8
0
1.8
1.3
1.7
1.3
1.1
2.2
2.2
2.2
0
0
2.2
0
0
2.2
1.3
2.2
2.2
2.2
2.3
2.2
2.2
2.2
1.8
0
0 0
0.8
0 0 0 0 0 0 0 0 0
0
3.4
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
3.3
0
3.4 2.1
0 0 0
2.5 2.5
0
3.3 3.3 3.3 3.3
0 0
3.3 3.3 3.1 3.3
0 0
G
H
POINT
G XL1 (Pin 5 of IC1)
POINT
H XL2 (Pin 83 of IC6)
V
OU
T
V
IN
Control
GND
1
4
5 2
IC1
1
: NJM2867F3-05
Lo
w dr
opout v
olt
age r
egulat
or
Bandgap
Reference
Thermal
Protection
IC7
: R1
1
54H050B-T1
-F
V
olt
age r
egulat
or
V
IN
CE
Pin No
.
1 2 3 4 5
S
ymbol V
OUT
GND
CE
NC†
V
DD
Descr
iption
V
olt
age R
egulat
or Output Pin
Gr
ound Pin
Chip Enab
le Pin
No C
onnection
Input Pin
Vr
ef
Shor
t
P
rot
ection
P
eak Curr
ent
P
rot
ection
Ther
mal
P
rot
ection
V
OUT
GND
1
DIR
A1 A2 A3 A4 A5 A6 A7 A8
GND
Vcc OE B1 B2 B3 B4 B5 B6 B7 B8
2 3 4 5 6 7 8 9
10
20 19 18 17 16 15 14 13 12 11
IC5
: SN74LVC245APWR
Octal bus transceivers with 3-state outputs
IC4
: TC74VHC157FT
Quad 2-channel multiplexer SELECT
1
1A
2
1B
3
1Y
4
2A
5
2B
6
2Y
7
GND
8
Vcc
16
ST
15
4A
14
4B
13
4Y
12
3A
11
3B
10
3Y
9
AS
G
BA YB AY BA YY
B
1 3 2
5 4
GND
V
CC
IC1
8
:
TC7SH1
25FU
Bus buffer
IN A
G
OUT Y
IC17
: TC7WHU04FU
Triple inverter
8 1
1A
V
CC
7 2
3Y 1Y
6 3
2A 3A
5 4
GND
2Y
IC1
: SiI9233ACTU
HDMI receiver
Serial Host
Interface
(DDC)
Serial Host
Interface
(Local)
CEC
CEC_A
CEC_D HPD0 HPD1 HPD2 HPD3 INT ODCK DE HSYNC VSYNC EVNODD SPDIF SCK/DCLK WS MUTEOUT XTALIN XTALOUT MCLK SCDT Q[35:0] SD[3:0] DR[3:0] DR[3:0]
DSDA0 DSDA1 DSDA2 DSDA3 DSCL0 DSCL1 DSCL2 DSCL3
CSDA CSCL CI2CA
R0XC+ R0XC- R0X0+ R0X0- R0X1+ R0X1- R0X2+ R0X2- R0XC+ R0XC- R0X0+ R0X0- R0X1+ R0X1- R0X2+ R0X2- R0XC+ R0XC- R0X0+ R0X0- R0X1+ R0X1- R0X2+ R0X2- R0XC+ R0XC- R0X0+ R0X0- R0X1+ R0X1- R0X2+ R0X2-
R0PWR5V R1PWR5V R2PWR5V R3PWR5V
RESET#
HDCP
Registers
Video HDCP
Unmask
Audio
HDCP
Unmask
SCDT
Logic
Reset Logic
HDMI
Decode
HDMI
Receiver
Mux
SRAM
EDID
NVRAM
Video Processing
Audio Processing
APLL
Auto Video Configuration
Video Output Format
Audio Output
Audio Clock
Regeneration
S/PDIF Output
I 2
S/
DSD
Output
Up/Down Sampling
Deep Color
Color Space
Converter
HDPC Engine
Hot Plug
Controller Embedded
HDCP Keys
RPI
Registers and State Machine
Configuration
and Status
Registers
A/V Split
Auto
Audio/
Exception
IC2
: SiI9134CTU
HDMI transmitter
XOR Mask
DSCL DSDA
EXT_SWING
Tx0 Tx1 Tx2 TxC
CSDA
RESET#
MCLK
S/PDIF
SCK
WS
DE
IDCK
VSYNC HSYNC SD[3:0]
DL[3:0]
DR[3:0] D[35:0]
INT
HPD
CSCL
Registers
and
Configuration
Logic
HDCP Keys
EEPROM
E-DDC Master
CI2CA
Slave Video Data
Capture
Logic/DE Generator
HDCP
Encryption
Engine
HDMI 1.3
TMDS
Core
Audio
Capture
Logic
YCbCr to RGB
Color Space
Converter/
4:2:2 to 4:4:4
Converter
No replacement part available.
サービス部品供給なし
No replacement part available.
サービス部品供給なし
To HDMI 2/2
To HDMI 2/2
HDMI RECEIVER
HDMI TRANSMITTER
CEC CONTROLLER
HDMI
OUT 1
IN 1
IN 2
IN 3
IN 4
to DSP_CB1
P
age 89
D9
to DSP_CB4
P
age 89
B9