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A
B
C
NET 1/3
1
FLASH ROM 16 MB
2
0
0
0
0
3.3
0
0
0
3.3
0
3.3
0
3.3
0
3.3
0
3.3
0
3.3
0
3.3
3.3
3.3
3.3
3.3
0
3.3
3
3.3
3.3
3.3
0
3.3
0
3.3
0
3.3
0
3.3
0
3.3
0
3.3
0
0
0
3.3
0
0
3.3
4
5
6
7
IC501
8
IC501, 503: W9825G6EH-75
256 M-bit SDRAM
CLK
CLOCK
BUFFER
CKE
CS
CONTROL
SIGNAL
GENERATOR
RAS
COMMAND
CAS
DECODER
COLUMN DECODER
COLUMN DECODER
WE
9
CELL ARRAY
CELL ARRAY
BANK #1
A10
BANK #0
MODE
REGISTER
A0
SENSE AMPLIFIER
SENSE AMPLIFIER
ADDRESS
BUFFER
A9
A11
A12
BS0
BS1
DQ0
DATA CONTROL
DQ
CIRCUIT
BUFFER
DQ15
REFRESH
COLUMN
COUNTER
LDQM
COUNTER
UDQM
10
COLUMN DECODER
COLUMN DECODER
CELL ARRAY
CELL ARRAY
BANK #2
BANK #3
SENSE AMPLIFIER
SENSE AMPLIFIER
Note: The cell array configuration is 8192 * 512 * 16.
D
E
F
0
0
0
IC504
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
0
0
0
0
0
0
0
0
3.3
0
SUB-
3.3
0
3.3
0
MICRO-
3.3
0
3.3
0
PROCESSOR
3.3
0
3.3
0
3.3
0
3.3
0
3.3
0
0
3.3
0
3.3
3.3
0
3.3
0
3.3
0
3.3
0
0
3.3
0
0
0
3.3
0
3.3
0
0
0
3.3
3.3
3.3
To NET 2/3
3.3
1.6
0
1.6
3.3
0
0
0
0
No replacement part available.
サービス部品供給なし
SDRAM 16 MB
To NET 3/3
IC503
To NET 3/3
IC502: MX29GL128ELT2I-90G
Single voltage 3 V only flash memory
CE#
WRITE
OE#
CONTROL
PROGRAM/ERASE
WE#
STATE
INPUT
RESET#
HIGH VOLTAGE
MACHINE
LOGIC
BYTE#
(WSM)
WP#/ACC
STATE
NC
1
ADDRESS
FLASH
REGISTER
A22
2
A15
3
ARRAY
LATCH
A14
4
A0-AM
ARRAY
A13
5
AND
SOURCE
A12
6
BUFFER
HV
A11
7
Y-PASS GATE
COMMAND
A10
8
DATA
A9
9
10
A8
DECODER
A19
11
A20
12
WE#
13
SENSE
PGM
RESET#
14
AMPLIFIER
DATA
HV
A21
15
COMMAND
WP#/ACC
16
RY/BY#
17
DATA LATCH
A18
18
PROGRAM
A17
19
DATA LATCH
A7
20
A6
21
A5
22
A4
23
A3
24
Q0-Q15/A-1
I/O BUFFER
A2
25
A1
26
NC
27
AM: MSB address
NC
28
G
H
I
CB501
CB502
3.3
3.3
3.3
3.3
0
3.3
3.3
0
IC504
3.3
0
3.3
0
0
0
3.3
0
3.3
3.3
3.3
3.3
0
0
0
3.3
0
0
3.3
3.3
0
3.3
0
3.3
0
3.3
3.3
SUB-
0
3.3
0
3.3
MICRO-
0
0
PROCESSOR
0
0
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
1.6
1.6
1.7
1.7
3.3
3.3
0
3.3
0
0
0
0
0
0
0
0
3.3
1.7
3.3
1.7
3.3
3.3
No replacement part available.
サービス部品供給なし
F
POINT F XL501 (Pin T25 of IC504)
IC504: YTD446-CZ
Main microprocessor
Network audio equipment, and an equipment with network function
56
NC
55
NC
54
A16
53
BYTE#
GPIO
52
GND
Memory I/F
Interrupt
51
Q15/A-1
ARM926EJ-S
Controller
SPI
50
Q7
49
Q14
Memory
ARM9EJ-S
MMU
48
Q6
Controller0
Dual Timer0
UART0
Q13
47
I-cache
D-cache
46
Q5
Dual Timer1
UART1
16KB
16KB
45
Q12
Memory
44
Q4
Controller1
Watchdog
UART2
43
VCC
I-TCM
D-TCM
Timer
42
Q11
JTAG
16KB
16KB
I2C
41
Q3
USB
DMA
40
Q10
39
Q2
Encryption
Power Manager
38
Q9
SD Host
Audio Engine
Engine
37
Q1
Clock Gen.
36
Q8
Programmable
35
Q0
SD Host I/F 0
Network Engine
DSP
PLL
34
OE#
33
GND
802.3
802.3
32
CE#
SD Host I/F 1
Audio I/F
31
A0
MAC0
MAC1
Reset Control
30
NC
29
VI/O
J
K
L
IC507
3.3
3.3
0
3.3
0
RESET IC
0
3.3
0
0
0
IC507
3.3
3.3
3.3
2.1
0
3.3
2.1
0
IC507
IC508
EEPROM
128 k bit
No replacement part available.
サービス部品供給なし
3.3
1.3
IC504
0
0
3.3
1.3
0
0
3.3
1.3
To NET 3/3
0
0
3.3
1.3
0
0
3.3
1.3
0
0
3.3
1.3
0
0
3.3
1.3
To NET 2/3
0
0
3.3
1.3
0
0
3.3
1.3
0
0
1.3
3.3
0
0
3.3
1.3
0
0
3.3
1.3
0
0
To NET 3/3
3.3
1.3
0
0
0
3.3
0
0
3.3
0
3.3
3.3
3.3
0
3.3
3.3
3.3
0
3.3
0
0
0
0
To NET 2/3
0
3.3
SUB-
0
MICRO-
3.3
PROCESSOR
0
3.3
1.3
0
1.3
3.3
1.3
1.3
0
3.3
0
0
0
3.3
0
0
0
3.3
0
3.3
0
3.3
3.3
0
0
3.3
0
3.3
3.3
3.3
3.3
0
3.3
0
0
0
0
0
0
0
0
IC506:
R1EX24128ASAS0A
16 K word x 8-bit 12C interface EEPROM
IC505: TC7SH08FU
High voltage generator
VCC
8
2-input AND gate
4
VSS
Memory array
WP
7
Control
IN B
1
5
V
CC
logic
1,2,3
A0,A1,A2
IN A
2
SCL
6
Y-select and Sense amp.
GND
3
4
OUT Y
SDA
5
Serial-parallel converter
★ All voltages are measured with a 10MΩ/V DC electronic voltmeter.
● 電圧は、内部抵抗 10MΩの電圧計で測定したものです。
★ Components having special characteristics are marked
and must be replaced
●
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、
with parts having specifications equal to those originally installed.
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。
★ Schematic diagram is subject to change without notice.
● 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あります。
M
N
RX-V1067/HTR-8063/RX-A1000
IC507: TC7WH14FK
Triple schmitt inverter
1A
1
8
V CC
3Y
2
1Y
7
2A
3A
3
6
GND
2Y
4
5
IC509: TC7SH125FU
Bus buffer
G
1
5
V
CC
IN A
2
GND
3
OUT Y
4
IC508: R3112N251A-TR
Voltage regulator
V
DD
2
1
V
OUT
R
D
Vref
3
GND
5
C
D
Pin No.
Symbol
Description
1
OUT
Output Pin ("L" at Detect, "H" at Released)
2
V
Input and power source for device itself
DD
GND
Ground Pin
3
4
NC
No Connection
Pin for external capacitor for setting output delay
5
C
D
143
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