Yamaha J-3000 Service Manual Page 84

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IC2
IC12
IC16
IC15
CB4
CB3
IC14
CB7
CB6
CB5
IC11
IC10
IC18
CB1
IC6
IC8
A
1
2
3
4
5
6
7
8
9
10
BCDEFGH I JK
L MN
YSP-3000/YSP-30D/HTY-7030
84
All voltages are measured with a 10M/V DC electronic voltmeter.
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.
HDMI
B-2
B-1
0
0
0
0
3.3
3.3
0
0
0
0
0
0
0
0
0
1.8
0
0
0
0.2
0
0
0
0
0
0
3.3
0
0
0.3
2.8
2.8
5.0
5.0
5.0
3.3
1.8
0
1.8
0
0.8
0.7
0.7
0.7
0
0.7
0.7
0.1
0.1
0
1.8
0
1.8
1.8
3.3
1.8
2.2
2.2
2.2
2.2
2.2
2.2
2.2
2.2
1.8
3.3
2.2
2.2
2.2
2.2
2.2
2.2
2.2
2.2
0
0
0
5.0
0
5.0
5.05.0
3.2 6.8
5.0
0
1.8
2.2
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
0
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
0
3.3
3.3
1.8
0
0
0
0
0
0
1.7
0
0
0
3.3
0
0
0
0
0
0
0
0
0
3.3
0
3.3
3.3
0
0
1.8
0
0
0
0
0
0
0
3.3
0
0
1.8
1.8
0
1.7
1.6
3.3
3.3
0
3.3
0
3.3
0
3.3
0
1.8
2.2
0
0
5.0
5.0
0
3.3
0
3.3
3.3
2.8
2.8
1.8
1.8
0
0
0
0
0.2
3.3
0
1.3
1.3
1.3
1.3
1.8
0
1.3
1.3
1.3
1.3
3.3
3.2
0
1.3
1.3
1.3
3.3
2.2
2.2
2.2
2.2
0
1.8
2.2
2.2
2.2
2.2
0
2.2
2.2
2.2
2.2
0
2.2
2.2
1.3
1.3
0
1.3
1.3
1.3
1.3
0
1.8
1.3
0
2.2
2.2
2.2
3.3
0
3.3
3.3
3.3
0
3.3
3.3
3.3
0
3.3
3.3
3.3
0
3.3
3.3
3.3
0
3.3
3.3
3.3
0
3.3
3.3
3.3
0
3.3
3.3
3.3
1.8
3.3
3.3
0
1.8
0 3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0
0
0
0
0
0
0
0
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
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
5.0
0
0
5.0 5.0
5.0
0
5.0
4.3
0
0
3.2
4.3
5.0
0
0
0
0
0
5.0
5.0
0
5.0
0
0
3.2
0
0
3.2
3.3
3.3
3.3
3.3
3.3
3.3
3.3
1.8
0
0
0
1.6
1.5
0
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
1.6
1.5
3.3
3.3
3.3
3.3
3.3
1.8
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
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0
3.3
3.3
0.1
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
0
3.3
3.3
3.3
3.3
0
0
0
0
3.3
3.3
3.2
3.2
3.2
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0
0
0
0
0
0
0
0
0
3.3
0
0
0
0
0
0
0
0
0
0
3.3
3.3
0
0
3.3
0
0
0
0
2.4
3.2
3.3
4.8
3.3
4.4
2.9
3.3
2.8
1.8
0.8
0
0
0
0
3.3
4.3
0
0
3.3
3.2
4.4
3.7
0
0
3.2
0
0
POINT B-2 XL3 (Pin 83 of IC16)POINT B-1 XL2 (Pin 95 of IC12)
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
CEC
HDMI
Transmitter
HDMI
Receiver
3
E0-E2 SDA
V
CC
M24Cxx
WC
SCL
V
SS
SDAV
SS
SCL
WC
V
CC
1
2
3
4
8
7
6
5
E2
E1
E0
IC15: M24C02-WDW6TP
2 K-bit serial I
2
C bus EEPROM
IC16: MN103SFD7G
Microprocessor
Current
Limit
V
OUT
V
IN
GND
CONTROL
5
1
4
2
IC6: NJU7754F05
Low dropout voltage regulator
Output
Control
Vref
IC11: PQ033EZ01ZP
Voltage regulator
1
DC input (Vin)
3
DC output (Vo)
2
ON/OFF control (Vc)
5
GND
IC
IC14: SN74CBT3253CPWR
Dual 1-of-4 fet multiplexer/demultiplexer
2B1
1B1
2A
1A
S0
S1
1OE
2OE
1B2
1B3
1B4
2B2
2B3
2B4
7
9
14
2
1
15
6
5
4
3
10
11
12
13
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
1OE
S1
1B4
1B3
1B2
1B1
1A
GND
V
CC
2OE
S0
2B4
2B3
2B2
2B1
2A
1
1OE
1A1
2Y4
1A2
2Y3
1A3
2Y2
1A4
2Y1
GND
Vcc
2OE
1Y1
2A4
1Y2
2A3
1Y3
2A2
1Y4
2A1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
IC8: SN74LV244APWR
Octal buffers/drivers with 3-state outputs
3
7
4
1
8
Undervoltage protection
Soft start
Reference Voltage Supply
Oscillator
Slope
Compensation
Error Amplifier
0.8V(typ)
VCOMP
PWM Comparator
Phase
Compensation
Overheat
Protection
Driver
Current
Detection
Driver
SGND
PGND
L
X
VIN
EN
VFB
Control
Logic
-
+
+
-
-
+
IC10: TB7102F
Step-down DC-DC converter IC
2
1PGND
2VIN
3EN
4SGND
8LX
7VFB
6N.C
5N.C
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
IC12: SiI9135CTU
HDMI receiver
DSCL0
DSCL1
I
2
C
I
2
C
XOR
Mask
I
2
C
DSDA0
DSDA1
CSDA
RESET#
MCLKOUT
SPDIF
DSD
WS
SCK
MUTE OUT
EVNODD
SCDT
DE
ODCK
VSYNC
HSYNC
SD[3-0]
Q[36:0]
INT XTAL
CSCL
Rx0±
Rx0±
Rx1±
Rx1±
Rx2±
Rx2±
RxC±
HDMI1.3
TMDS
Core 0
Registers &
Configuration
Logic
HDCP
Keys
ROM
HDCP
Decryption
Engine
Audio
Decode
Logic
RGB to YCbCr
Color Space
Converter/
4:2:2 to 4:4:4
Converter
(12-bit Accurate)
MCLK
Gen
Digital
MUX
HDMI1.3
TMDS
Core 1
RxC±
Bus
Controller
Serial
I/F
I/O
port
DMA
Controller
Interrupt
control
System control
Clock
&
WDT
Timer
32 bit
Microprocessor
Built-in ROM
Built-in RAM
Extended
computing
element
Other
peripheral
equipment
to INPUT_CB14
OUT DVD AUX1
Page 81
K7
to POWER (1)_CB508
Page 85
L7
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