Yamaha RX-V2065 Service Manual page 125

A B C
DIGITAL 3/7
1
2
3
5.3
0
0
0
4
0
1.1
3.3
XM DT IC
1.2
0
0
C
0
3.3
3.3
5
(U model)
To DIGITAL 4/7
6
DIGITAL IN
0
0
0
DIR
0.2
0.4
7
0
3.3
0.4
0.2
0
3.3
0
8
9
10
D E F
Page 137 B2
to GUI_CB500
IC42
12.0
0
To DIGITAL 4/7
IC43
0
0
0
0
IC43
0
-11.6
3.3
IC45 1.7
1.7
2.7 IC51
0
1.7
0
1.7
3.3
0
0
0
0
3.3
3.3
0
0
3.3
0
0
3.3
3.3
3.3
0
1.7
3.2
3.3
0
0
IC50
3.3
3.3
3.3
3.3
0 3.3
0
0
3.3
1.5
1.6
D 1.6
3.3
0
CB43
To DIGITAL 7/7
POINT D XL42 (Pin 29 of IC41)
POINT C XL41 (Pin 28 of IC40)
G H
1.3 1.8
1.3 1.8
0 0
1.7
3.1
IC51
0
3.3
3.3
IC46
0 0
3.3
0
SBL/SBR
0 SL/SR 0
C/SW
0 3.3
0 FL/FR 3.3
0
1.3 1.3
0 3.3
DSP
3.3 0
0 3.2
0
No replacement part available. 0
0 3.2
3.3 0
0
1.3 0
1.6 3.3
0
0
3.3 1.3
1.3 0.7
0 1.2
0 0
0 2.1
1.3
1.5
0 0
3.3 0
3.3
3.3
3.3 1.8
0 1.9
3.3 0
3.3 1.3
1.3 0
3.3 0
3.3 0
0 3.3
IC45: CS230003-CZZR IC50, 52: TC7SH08FU
Clock multiplier 2-input AND gate
VD
1 IN B 1
FILTP
6 0.1uF 1uF
0.1uF
LCO GND
FILTN Δ∑ Fractional-N 2
7 IN A 2
Frequency Synthesizer
PLL_OUT 6 MHz to 75 MHz
3
M[1:0] PLL Output GND
3
M1 00=1x
9
01=4x N CLK/PLL AUX Output
Ratio Selection
M0 8 Source Select
10 10=128x
11=256x
PLL_OUT
AUX_OUT
Output to Input 4 23 kHz to 75 MHz
128 Hz BW Digital PLL
Clock Ratio CLK_IN AUX Output
23 kHz to 30 MHz CLK_IN and Fractional N Logic
5
Frequency Reference
I J K
To DIGITAL 7/7
To DIGITAL 2/7
ANALOG IN
DIGITAL IN
64 M SDRAM 16 M FLASH ROM
3.3
0.2
3.2
0
3.3
3.2
0 0.2
0
0.2 0
0 0
3.3
0 0.2 0
0.2 0 0
0 0
3.3
0.2 0 0
0.2 3.3 1.9
0
0 3.3
0.2 3.3
0 3.2
3.3
2.7
3.3 2.7
3.2 1.7
3.2 3.3
0 0
0 0 0
3.2 0 1.8
0 0 0
0 1.9 1.5
1.8 2.1
0.7
1.2 0 1.2
2.1 1.5 0.7
3.3 0 0
IC47: R1173S001D-E2-F
Voltage regulator
V DD 6 1 V OUT
3 ADJ
Vref
IC51: R1172H501D-T1-F
Current Limit
Voltage regulator CE 4 2,5 GND
Pin No. Symbol Description
5 V V V
CC DD 4 5 OUT
1 V OUT Output Pin of Voltage Regulator
2 GND Ground Pin
3 ADJ ADJ Pin
4 CE Chip Enable Pin
OUT Y
4 5 GND Ground Pin
6 V Input Pin
DD
Vref
Current Limit
CE GND
1 2
Pin No. Symbol Description
1 CE Chip Enable Pin ("H" Active)
2 GND Ground Pin
3 NC No Connection
4 V Input Pin
DD
5 V Output Pin
OUT
L M N
RX-V2065/HTR-6295
IC41: LC89058WD-E
Digital audio interface receiver
MOUT INT AUDIO
32 35 33
41 XMODE
Fs calculator
44
GPIO0 Microcontroller
40 CL
GPIO1 45 I/F
39 CE
46
GPIO2
Cbit, Pc 38 DI
GPIO3 47
37 DO
RXOUT2 48
RXOUT1 1
RX0 2
Input Demodulation 36 RERR
RX1 3
Selector &
24 SDIN
RX2 4 Lock detect Data
Selector
RX3 5
21 RDATA
8
RX4
RX5 9
PLL
Clock 16
RX6 10 Clock RMCK
Selector
Divider
17 RBCK
LPF 13
20
RLRCK
XIN 29
Oscillation
22
SBCK
XOUT 28 Amplifier
23 SLRCK
27
XMCK
To DIGITAL 4/7 34
CKST
IC43: NJM4565M
Dual operational amplifier
V+
8
2, 6
–INPUT OUTPUT
1, 7
+INPUT
3, 5
V–
4
0
0
0.2
IC44: D70YE101BRFP266
0.2
Floating-point digital signal processors
0.2
0.2
Program/Data JTAG EMU
0.2 256 RAM
D1
256K Bytes McASP0
0.2 Data 64 32
16 Serializes
R/W Program/Data
0.2 256 ROM Page1
C67x+ Microprocessor 32
256K Bytes
D2
0.2 Memory
Data 64
Controller Program/Data 32
3.3 R/W McASP1
ROM Page2
256 6 Serializes
256K Bytes 32
0
Program
0 I/O INT Fetch Program/Data
32
256 ROM Page3 McASP2
2 Serializes
0 256K Bytes
32 DIT Only
0
CSP 32 32
Program
32 SPI1
3.3 Cache 256
32K Bytes PMP DMP
0 32 SPI0
3.3 32 32
32 I2C0
3.2 High-performance
32
Crossbar Switch
3.3 32 I2C1
0 32 32 32 32
32 RTI
3.3
32 PLL
3.2 I/O Interrupts MAX0 CONTROL MAX1 Events
Out In
EMIF
dMAX
Peripheral Interrupt and DMA Events
IC48: K4S641632N-LC60000
64 M synchronous DRAM
LWE
Data Input Register
LDQM V DD 1 54 V SS
DQ0 2 DQ15
53
Bank Select V 3 52 V
DDQ SSQ
DQ1 4 51 DQ14
DQ2 5 50 DQ13
2M x 8 / 1M x 16
V SSQ 6 49 V DDQ
DQ3 7 48 DQ12
2M x 8 / 1M x 16
DQi DQ4 8 47 DQ11
2M x 8 / 1M x 16 V DDQ 9 46 V SSQ
DQ10
DQ5 10 45
CLK DQ6 11 DQ9
2M x 8 / 1M x 16 44
V 12 43 V
SSQ DDQ
DQ7 13 42 DQ8
ADD
V DD 14 41 V SS
Column Decoder LDQM 15 40 N.C/RFU
WE 16 39 UDQM
CAS 17 38 CLK
Latency & Burst Length RAS 18 37 CKE
N.C
CS 19 36
BA0 20 A11
35
LCKE BA1 21 34 A9
Programming Register
A10/AP1 22 33 A8
LRAS LCBR LWE LCAS LWCBR LDQM A0 23 32 A7
A1 24 31 A6
A2 25 30 A5
Timing Register A3 26 29 A4
V DD 27 28 V SS
CLK CKE CS RAS CAS WE L(U)DQM
★ 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.
125