Yamaha HTR-5635 Service Manual page 52

A B
HTR-5635
SCHEMATIC DIAGRAM (DSP)
1
2
4M DRAM
5.0
5.0 4.9 0.1
0.8 0.5
0.1
0.8 0.5
0.8 0.5
0.8 0.5
4.9 0.1
1.0 0.5
3
1.1 0.5
1.1 0.4
1.0 0.3
2.2
3.2 2.2
1.7 2.1
4.2
~
0.1
1.2 ~
4.9
~ ~
~ ~
~ ~
4.9 0.1
4.2
0.1
4.9
DUTY CORRECTOR
4
0.3
5.0 5.0
0.1
3.6
4.9 0.1
5.0
5.0
3.6 2.6
0.1 0.1 0.1
0.1
0.1
0.1
0.1
0.1
0.1 5.0
0.1
5.0
0.1
5.0
0.1
5.0
5 0.1
0.1
2.5 3.1 0.4 0.1 5.0 0.1
0.1
0.1
0 5.0 0
LEVEL CONVERT & SIGNAL DETECT
256K SRAM
6
7
:
Not applied to HTR-5635
8
9
52
C D E
2.6 5.0
REGULATOR
3.4 5.0
2.6
5.0
3.4
0.1
0.1
0.1
0.1
2.6
0.4
0.1
DSP
0.1
0.1
0.1
3.5
0.1
4.6
0
0.1
0.1 0.3
4.8
4.8
0.1 0
0
0.3
0.1
4.2
4.2
4
0.1
2.6
PLD
# All voltages are measured with a 10MΩ/V DC electric volt meter.
# 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.
F G
Page 49 E1
to FUNCTION (1)
MAIN L (ANALOG IN)
0.8
0.8
0.8
2.6
0.1
0.1
0.1
3.5
0.1
3.5
0.1
0.1
0.1
3.5
0
1.4
1.4
1.4
0.1
0.1
1.8
1.8
1.8
0.1
0.1
0.1
2.6
0.1
3.5
3.5
0
0 2.5
CODEC
0 2.5
2.5
1.8
1.8 2.5
2.5
1.4
2.5
1.4
2.5
1.4
2.5
1.9
2.5
0
0.1 2.5
DECODER
0.3
0.1
5.0
0.3
0.1
0.3
0.1
Not applied to HTR-5635
H I
x: NOT USED
O: USED / APPLICABLE
-11.5 0
0
0
-11.5
0
5.0
5.0
5.0
-11.5
0
Point 4 Pin 2 of IC600
2.5 2.5
12.0 12.0
2.5 2.5
2.5 2.5
2.5 2.5
2.5 2.5
-12.0 -12.0
2.5 2.5
L
12.0
0.4
0.2 2.2
CENTER
0.2
1.0
0.2 -12.0
12.0
0.3
0.3
1.1
REAR L
0.3
1.1
0.3 -12.0
12.0
0.4
0.4
1.4
1.3
0.3
0.3
-12.0
IC614: AK4527BVQ
24bit CODEC
IC610: TC74HCT08AF
Quad 2-Input And Gate
Audio
LIN+ 30 I/F
ADC HPF 1A 1
LIN- 29
1B 2
RIN+ 32
ADC HPF
RIN- 31
1Y 3
2A 4
IC617~621: µPC4570G2 LOUT1 LPF DAC DATT MCLK 39 MCLK
27
2B 5
LRCK 6 LRCK
Dual OP-Amp
BICK 4 BICK
LPF DAC DATT 2Y 6
ROUT1 28
10 DAUX
GND 7
LOUT2 25 LPF DAC DATT
OUT 1 1 8 +V CC
Format
Converter
LPF DAC DATT
–IN 1 2 7 OUT 2 ROUT2 26
+ – + –
6DOUT
1 SDOS
+IN 1 3 6 –IN 2 LPF DAC DATT
LOUT3 23
9 SDTO
–V 4 5 +IN
CC 2 SDIN1 6 SDTI1
ROUT3 24 LPF DAC DATT
SDIN2 7 SDTI2
SDIN3 8 SDTI3
J K L
IC601: MSM514260C-60JS
4Mbit DRAM
WE OE
13 27
Timing
RAS 14
Generator
I/O
Controller
LCAS
29
Output
UCAS 28 8 8
I/O Buffers
Controller
DQ1~DQ8
Column
Input
9 Address 9 Column Decoders
8 8
Buffers
Buffers
I/O
Internal
Sense Amplifiers 16 16
Refresh Selector
A0~A8 Addess
Control Clock
Counter
Input
8 8
Buffers
Row
Row
9 Address 9
Deco- Word Memory DQ9~DQ16
Buffers Drivers
ders Cells
Output
8
8
Buffers
VCC 20
On Chip
VBB Generater
VSS 21
IC602: PQ025EZ5MZP IC603: µPC29M33T-E1
Regulator Voltage Regulator
1 INPUT
Vin 1 3 Vo
Safety Drive
2 Vc Limiter
5
Amp.
GND
3 OUTPUT
Excessive Electric
Current Protection
2 GND
IC604: CS493292-CLR
Audio Decoder
A0, SCCLK 7 39 AUDATA2
DATA7, EMAD7, GPIO7 8 38 DC
DATA6, EMAD6, GPIO6 9 37 DD
DATA5, EMAD5, GPIO5 10 36 RESET
DATA4, EMAD4, GPIO4 11 35 AGND
VD2 12 34 VA
DGND2 13 33 FILT1
DATA3, EMAD3, GPIO3 14 32 FILT2
DATA2, EMAD2, GPIO2 15 31 CLKSEL
DATA1, EMAD1, GPIO1 16 30 CLKIN
DATA0, EMAD0, GPIO0 17 29 CMPREQ, LRCLKN2
36 8 9 10 11 14 15 16 17 18 5 4 19 7 6 20 21
37
Parallel or Serial Host Interface
27
38
Compressed
28 Data Input
Frame
Interface
29 Shifter 24-Bit
44
DSP Processing
43
Input RAM RAM
Buffer 42
Program Data RAM Output
25
Digital Controller Output 39
Memory Memory Buffer
Audio
Formatter 40
26 RAM RAM
Input
Program Data 41
Interface
22
Memory Memory 3
RAM Input
Buffer STC
30
PLL
Clock Manager
31
32 33 34 35 24 13 2 23 12 1
IC605: NJM2904M IC606: TC74HCT00AF
Dual OP-Amp Quad 2-Input Nand Gate
V–
1A 1 14 Vcc
1B 2 13 4B
1Y 3 12 4A
Q6
Q2 Q3 Q5
2A 4 11 4Y
–
Q1 Q4
Q7
2B 5 10 3B
INPUTS 2Y 6 9 3A
OUTPUT
GND 7 8 3Y
Q13
+
Q11
Q12
Q10
Q8 Q9
IC607: TC74HCU04AF
Hex Inverters
IC608: CY62256LL 1A 1 14 VCC
Static RAM
1Y 2 13 6A
2A 3 12 6Y
2Y 4 11 5A
3A 5 10 5Y
I/O
A 0
10 INPUT
3Y 6 9 4A
A 9 BUFFER I/O
1
A
8
I/O
A 7 2
GND 7 8 4Y
A
6
I/O 3
A 512x512
5
A 4 ARRAY I/O
4
A
3
I/O
A 2 5
I/O
POWER 6
CE
DOWN I/O
WE COLUMN 7
DECODER
OE
IC609: XC9572XL-10TQ100C
CPLD
3
JTAG
JTAG Port In-System Programming Controller
1 Controller
54 Function
I/O
Block 1
18
Macrocells
I/O
1 to 18
14 Vcc I/O
13 4B
I/O
54 Function
12 4A Block 1
18
Macrocells
11 4Y
1 to 18
10 3B
I/O
I/O
9 3A Blocks
I/O 54
Function
Block 1
8 3Y 18
I/O
Macrocells
1 to 18
I/O
3
I/O/GCK
54
Function
1
I/O/GSR Block 1
18
2 Macrocells
I/O/GTS 1 to 18