Yamaha RX-V3800 Service Manual

A
1
2
3
4
5
6
7
8
9
10
BCDEFGH I JK
L MN
RX-V3800/DSP-AX3800
135
★ All voltages are measured with a 10MΩ/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.
D-VIDEO 1/5
0
5.0
0
0.3 5.0 4.3 5.0 5.0
5.0 3.3
0.2 1.8 0.2 0.2 1.5 1.5 1.5 1.4 0.2 0.2 1.5 0 0
3.3
0.2 0.2 1.5 1.5 1.5 1.5 1.5 1.5
1.8
0 0
0.3
0 0
0.3
0 0
3.3 0 0 0.3 0 0 0.3 0
0 0 0 0 0 0 0 0
0
0 0 0 0 0 0 0 3.3
0
0 1.8 0 0.5 0.5
1.8 1.8
0.4 0.4 0 0.5 0.5 0.1 0.1 0 1.8
1.8
0
0
3.3
3.3
3.3
0
0
0
0
0
0
0
3.3
1.8
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0
1.8
1.8
3.3
2.2
2.2
2.2
2.2
0.2
0.2
0.2
0.2
0.2
0
5.0
8.7
0
9.0
5.0
1.7
3.3
0
0
0
1.3
4.9
3.3
0
0
0.9
4.9
4.3
5.0
1.8
1.8
0
0
0
0
0
3.3
9.5
1.5
1.5
1.5
3.3
0
1.5
1.5
0.2
0.2
3.3
0
0
1.5
1.5
0.2
1.8
0
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
0 0 0
3.3
0 0 0
3.3
0 0 0
3.3
0 0 0
3.3 1.8 3.3
3.3
1.8
0
3.3
0
0
1.8
1.8
0
3.3
0
0
0
0
3.3
0
0
1.8
0.2
3.3
0
0
0
0
0
0
0
0
0
1.7
1.7
1.6
3.3
0.2 0.2 0.2 0.2 0 3.3 0.2 0.2 0.2 0.2 0 1.8 2.2 2.2 2.2 2.2 0 3.3 0.2 0.2 0.2 0.2 0 1.8 0.2 0.2 0.2 0.2 0 3.3 1.5 1.5 1.5 1.4 0 1.8
0.2
0
1.7
1.7
1.7
1.7
1.7
0
0
0
0
0
3.3 3.3 3.3 3.3 0 3.3 3.3 0 0 0 3.3 3.3
0
3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3
0
3.3 3.3
3.3
0
0
0
0
0
0
0
0
3.3
1.2
3.3
3.3
3.3
3.3
0
3.3
3.3
0
3.3
3.3
3.3
3.3
0
0 3.3 3.3 0 0 3.3 3.3 0 0 0 3.3 3.3
0 0 0 0 0
3.3 3.3
0 0 0 0 0
3.3
0
0
0
0
0
0
0
0
3.3
0
3.3
3.3
0
0
0
0
0
0
0
0
3.3
0
0
3.3
3.3
0
0
0
0
0
3.3
3.3
0
0
0
0
0
0
0
0
0
0
0
0
0
3.3
3.3
3.3
3.3
0
0
0
0
0
0
0
0
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
0
0
0
0
0
0
0
0.3
0
0.9
0
0
0
0
0
0.4
0
1.3
0
4.0
0
0
0.9
0.9
0
4.9
4.0
0.2
0.2
1.3
1.3
4.9
4.0
0.4
0
5.0
0
0
0
0
0
0
0
0
0
0.5
0
0
0.5
0
0
0
0.1
0
5.0
0
5.0
0.5
0
0
0
0.1
5.0
0
0
0
0.2
0
0
0
0
0.1
0
0
0
0.5
0
00
3.3
3.3
3.3
5.0
4.9
0
4.9
4.3
0.9
1.3
5.0
0
0
5.0
5.0
4.9
0.9
5.0
5.0
4.9
0
0
0
0
4.9
1.3
1.3
5.0
4.9
0
0
0
0
0
5.0
0
0
0
5.0
0
A-1
POINT A-1 XL101 (Pin 95 of IC101)
to D-VIDEO 4/5
to D-VIDEO 5/5
to D-VIDEO 5/5
to D-VIDEO 3/5
to D-VIDEO 4/5
to D-VIDEO 5/5
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
HDMI
TRANSMITTER
HDMI
DUAL RECEIVER
EQUALIZER EQUALIZER
IC103, 104: CXB1442AR-T4
Cable equalizer with 2-system switching function
ADTnP
ADTnN
ACKP
ACKN
BCKP
BCKN
SEL
CE
YDTnP
YDTnN
EQ outputs
BDTnP
BDTnN
YCKP
Equalizer
Quantizer
Quantizer
Input switching
circuit
Equalizer
Input switching
circuit
Termination
resistor
Output buffer
Output buffer
n= 0, 1, 2
YCKN
REXT
EQ inputs
CMOS inputs
Control Logic
Clock
Detector
Output Current
Control Circuit
Output
Termination
Detector
Output
Termination
Detector
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
IC110, 111: M24C02-WDW6TP
2 K-bit serial I
2
C bus EEPROM
V
OUT
V
IN
Control
GND
1
45
2
IC106: NJM2867F3-05
Low dropout voltage regulator
Bandgap
Reference
Thermal
Protection
IC113: 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
IC109, 112: SN74CBT3257CPWR
4-bit 1-of-2 fet multiplexer/demultiplexer
1B11A
OE
1B2
SW
SW
2B12A
2B2
SW
SW
3B13A
3B2
SW
SW
4B14A
4B2
SW
SW
S
4
7
9
12
1
15
2
3
5
6
11
10
14
13
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
S
1B1
1B2
1A
2B1
2B2
2A
GND
V
CC
OE
4B1
4B2
4A
3B1
3B2
3A
4B13
4A12
4Y11
3B10
3A9
3Y8
1B 2
1Y 3
2A 4
2B 5
2Y 6
GND 7
IC115: SN74LV32APWR
Quadruple 2-input positive-OR gates
Vcc141A 1
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
IC105: SN74LVC245APWR
Octal bus transceivers with 3-state outputs
IC108: TC74VHC157FT
Quad 2-channel multiplexer
SELECT 1
1A 2
1B 3
1Y 4
2A 5
2B 6
2Y 7
GND 8
Vcc16
ST15
4A14
4B13
4Y12
3A11
3B10
3Y9
ASG
BA
YB
AY
BA
YYB
IC116: TC7SET08FU
2 input AND gate
1
2
3
IN A
IN B
GND
4
5
OUT Y
V
CC
A
L
L
H
H
B
H
L
H
L
Y
H
L
L
L
IC114: TC7WZ02FK
2 input nor gate
11A
21B
32Y
4GND
8Vcc
71Y
62B
52A
A
L
L
H
H
B
H
L
H
L
Y
L
L
L
H
IC102: 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
IC101: 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±
to FL (2)_CB953
Page 141
C2

Yamaha RX-V3800 Specifications

General

Brand	Yamaha
Model	RX-V3800
Category	Receiver
Language	English