This service manual is the RX-V461/HTR-6040/DSP-AX461 (U, C, R, K, A, L and J models).
For service manual of the RX-V461/RX-V461DAB (T, B, G and E models), please refer to the following publication number:
RX-V461/RX-V461DAB (T, B, G and E models): 101048
This manual has been provided for the use of authorized YAMAHA Retailers and their service personnel.
It has been assumed that basic service procedures inherent to the industry, and more specifically YAMAHA Products, are already
known and understood by the users, and have therefore not been restated.
WARNING:Failure to follow appropriate service and safety procedures when servicing this product may result in personal
injury, destruction of expensive components, and failure of the product to perform as specified. For these reasons,
we advise all YAMAHA product owners that any service required should be performed by an authorized
YAMAHA Retailer or the appointed service representative.
IMPORTANT: The presentation or sale of this manual to any individual or firm does not constitute authorization, certification or
recognition of any applicable technical capabilities, or establish a principle-agent relationship of any form.
The data provided is believed to be accurate and applicable to the unit(s) indicated on the cover. The research, engineering, and
service departments of YAMAHA are continually striving to improve YAMAHA products. Modifications are, therefore, inevitable
and specifications are subject to change without notice or obligation to retrofit. Should any discrepancy appear to exist, please
contact the distributor's Service Division.
WARNING:Static discharges can destroy expensive components. Discharge any static electricity your body may have
accumulated by grounding yourself to the ground buss in the unit (heavy gauge black wires connect to this buss).
IMPORTANT: Turn the unit OFF during disassembly and part replacement. Recheck all work before you apply power to the unit.
■ CONTENTS
TO SERVICE PERSONNEL .......................................... 2
FRONT PANELS ........................................................ 3–4
2. While pressing the “STANDBY/ON” key and “SPEAKERS A/B/OFF” key of the main unit simultaneously,
connect the power cable of the main unit to the AC
outlet. (Fig. 2)
The FIRMWARE UPDATE mode will then be activated and “SPDIF Upgrade” is displayed. (Fig. 2)
Writing is completed. / 書き込み完了Writing is started. / 書き込み開始
Please...
16
Turnoff!!
Fig. 3
Page 4
RX-V461/HTR-6040/DSP-AX461
RX-V461/HTR-6040/
DSP-AX461
*When the version of the firmware to be written
is the same as the one existing in the main unit,
“Same Version”, “Please...” and “Turn off!!” are
displayed repeatedly. (Upgrading is not necessary.)
If the display remains unchanged for more than
10 seconds after starting the firmware CD play
procedure, perform the firmware CD play procedure again from the beginning.
If “FILE CORRUPTED” is displayed after
“Address:XXXXXX”, check to make sure that
the written data is not corrupted and perform
Steps 1 to 8 of “Operation Procedures” again.
If “Upgrade Failed” is displayed, perform Steps
1 to 8 of “Operation Procedures” again.
9. Press the “STOP” key of the DVD/CD player.
10.Press the “EJECT” key of the DVD/CD player to
open the tray.
11.Remove the firmware CD from the tray and close
the tray.
12.Turn off the power of the DVD/CD player and disconnect the power cable from the AC outlet.
13. Turn off the power by pressing the “STANDBY/ON”
key of the main unit.
Confirm that the firmware version and checksum value
is updated successfully with the DIAG function.
For more information, refer to “SELF DIAGNOSIS FUNCTION (DIAG)”.
*When the displayed firmware version and checksum
are different from written firmware version and
checksum, follow the steps from 1 to 13 of “Operation Procedures” again.
This unit has self diagnosis functions that are intended for
inspection, measurement and location of faulty point.
There are 18 DIAG menu items, each of which has submenu items.
Listed in the table below are menu items and sub-menu
items.
Note that not all menu items listed will apply to the models
covered in this service manual.
No.DIAG menuSub-menu
1
2
3
4
5
6
7
8
9
10
11
12
13
18
BYPASS
AUDIO CHECK
SPEAKERS SET
6CH-INPUT
MIC CHECK
FL/OSD CHECK
TEST TONE
FACTORY PRESET
AD DATA CHECK
XM STATUS
(U, C models)
DOCK
USB
(Not applied to these models.)
DAB
(Not applied to these models.)
ANALOG BYPASS
DSP BYPASS
AUDIO CHECK
FRNT : SML 0dB
CENTER : NONE
LFE/B : FRNT
TONE : MAX
TONE : MIN
6ch INPUT 6-ohm
6ch INPUT 8-ohm
LIM : , PLDET : , THM :
MIC CHECK
VFD CHECK
VFD DISP OFF
VFD DISP ALL
VFD DIMMER
CHECK PATTERN
TEST ALL
TEST FRNT L
TEST CENTER
TEST FRNT R
TEST SURR R
TEST SURR L
TEST LFE
PRESET INHI
PRESET RSRV
PD : , PV :
TH : , PL :
PI : , DE :
K0 : , K1 :
1k -1dB/44
1k -61dB/44
Mute/44
XM Tone/44
ISO Tone/44
1k -1dB/32
1k -61dB/32
Mute/32
XM Tone/32
ISO Tone/32
Bus Power : OFF
DOCK :
DOCK ignore
USB 1
USB 2
DAB 1
DAB 2
DAB 3
Page 6
RX-V461/HTR-6040/DSP-AX461
No.DIAG menuSub-menu
14
IF STATUS
(Not applied to these models.)
IF 1
IF 2
IF 3
IF 4
IF 5
IF 6
IF 7
IF 8
IF 9
IF 10
IF 11
IF 12
IF 13
IF 14
IF 15
IF 16
IF 17
15
PROTECTION
PRD L :
PRD H :
PRV L :
PRV H :
THM :
PLD8H :
PLD8L :
PLD6H :
PLD6L :
PRI :
PDET :
16
PROTECTION HISTORY
History 1
History 2
History 3
History 4
17
SOFT SWITCH
SW MODE
MODEL
DESTINATION
TUNER DESTINATION
VIDEO FORMAT
AAC
OSD
YPAO
RDS
XM
DAB
USB
DOCK (iPod)
18
ROM VER/SUM
VERSION
ALL CHECKSUM
PROGRAM CHECKSUM
SPI CHECKSUM
SPD CHECKSUM
XM VERSION
DAB VERSION
FlashROM TEST
SDRAM TEST
EEPROM TEST
RX-V461/HTR-6040/
DSP-AX461
19
Page 7
RX-V461/HTR-6040/DSP-AX461
DSP-AX461
•Starting DIAG
RX-V461/HTR-6040/
Press the “STANDBY/ON” key while simultaneously
pressing those two keys of the main unit as indicated
in the figure below.
•Starting DIAG in the protection cancel mode
If the protection function works and causes hindrance
to trouble diagnosis, cancel the protection function as
described below, and it will be possible to enter the
DIAG mode. (The protection functions other than the
excess current detect function will be disabled.)
Press the “STANDBY/ON” key while simultaneously
pressing those two keys indicated in the figure above.
At this time, keep pressing those two keys for 3 seconds or longer.
In this mode, the [SLEEP] segment of the FL display
of the main unit flashes to indicate that the mode is
DIAG mode with the protection functions disabled.
Using this product with the protection function disabled may cause damage to the main unit. Use special care for this point when using this mode.
•Canceling DIAG
1. Before canceling DIAG, execute setting for FACTORY PRESET of DIAG menu No.8 (Memory initialization inhibited or Memory initialized).
* In order to keep the user memory stored, be
sure to select PRESET INHIBITED (Memory initialization inhibited).
2. Turn off the power by pressing the “STANDBY/ON”
key of the main unit.
•Display provided when DIAG started
On the FL display of the main unit, an opening message (including the protection history) appears for a
few seconds followed by the DIAG menu display (1.
ANALOG BYPASS).
When there is no history of protection function:プロテクション履歴が無い場合:
Opening message / オープニング表示
When there is no protection history
プロテクション履歴が無い場合
After a few seconds / 数秒後
DIAG menu display / ダイアグメニュー表示
RX-V461/HTR-6040/
DSP-AX461
NOPROTECTION
When there is a history of protection function:
When there is a history of protection function due
to excess current
PRIPRT:xxx
Cause: An excessive current flowed through the
power amplifier.
Supplementary information:
As current of the power amplifier is detected,
the abnormal channel can be identified by
checking the current detect transistor.
Turning on the power without correcting the
abnormality will cause the protection function to work immediately and the power supply will instantly be shut off.
Note)
• Applying the power to the main unit without correcting the abnormality can be dangerous and
cause additional circuit damage. To avoid this, if
“PRI” and “PRD” protection function has been activated 3 times continuously, the power will not
turn on even when the “STANDBY/ON’ key is
pressed. In order to turn on the power again, disconnect the power cable of the main unit from the
AC outlet once and then reconnect it again.
• The output transistors in each amplifier channel
should be checked for damage before applying
power of the main unit.
• Amplifier current should be monitored by measuring across the emitter resistors for each channel.
Cause: DC output of the power amplifier is abnormal.
Supplementary information:
The protection function worked due to a DC
voltage appearing at the speaker terminal.
A cause could be a defect in the amplifier.
If the power is turned on with the abnormality
unsolved, the protection function works in
about 3 seconds to turn off the power.
DC出力異常によるプロテクション履歴がある場合When there is a history of protection function due
When there is a history of protection function due
to excessive heat sink temperature
Cause: The temperature of the heat sink is excessive.
Supplementary information:
PRVPRT:xxx
abnormal.
The protection function worked due to a defect or overload in the power supply.
If the power is turned on with the abnormality
unsolved, the protection function works in
about 1 second to turn off the power.
THMPRT:xxx
The protection function worked due to the
temperature limit being exceeded.
Causes could be poor ventilation or a defect
related to the thermal sensor.
電源部の電圧異常によるプロテクション履歴がある場合When there is a history of protection function due
If the power is turned on with the abnormality unsolved,
the protection function works in about 1 second to turn off
the power.
For detection of each protection function, refer to DIAG
menu described later.
History of protection function
When the protection function has worked, its history
is stored in memory with a backup.
Even if no abnormality is noted while servicing the
unit, an abnormality which has occurred previously
can be defined as long as the backup data has been
stored.
The history of the protection function is cleared
when DIAG is cancelled by selecting PRESET RESERVED (Memory initialized) of DIAG menu No. 8 or
when the backup data is erased.
LIM/PLDET/THM
LIM:Setting value of LIM (Limiter control)
* As this is a development menu, do not
change the setting value.
PLDET: Power limiter detection
The A/D conversion value during operation
is displayed.
THM:Thermo protection detection
The A/D conversion value during operation
is displayed.
(Reference voltage: 3.3 V=255)
4.255:255:83
5. MIC CHECK
The signals input through the microphone are output
of FRONT L/R via A/D and D/A.
LIM/PLDET/THM
LIM:LIM(リミッター制御)の設定値
※ 開発用メニューのため、設定値の変更は行
わないでください。
PLDET: パワーリミッターの検出
動作時のA/D変換値が表示されます。
THM: 温度プロテクションの検出
動作時のA/D変換値が表示されます。
(基準電圧:3.3V=255)
THM(Thermo protection detection / 温度プロテク
ションの検出)
PLDET (Power limiter detection / パワーリミッターの
検出)
LIM(Limiter control / リミッター制御)
5.MICCHECK
マイク入力された信号をA/D−D/A経由でFRONTL/R
に出力します。
26
5.MICCHECK
Page 14
RX-V461/HTR-6040/DSP-AX461
RX-V461/HTR-6040/
DSP-AX461
6. FL/OSD CHECK
Use this program to check the FL display section and
video control section. When checking the video control section, prepare a monitor, S video cable and
video pin cable and connect them.
Using the sub-menu operation, selection items of the
FL display section and video display section vary as
shown below.
For audio signal processing, use STRAIGHT.
Check of the Video control section. (Monitor out) /
映像表示部のチェック(モニター出力)
Initial display (OSD OFF) /
初期表示(OSD表示オフ)
OSD OFF /
OSD表示オフ
All segments ON (dimmer 100 %) /
全セグメント点灯(ディマー100%)
All segments ON (dimmer 50 %) /
全セグメント点灯(ディマー50%)
Lighting of segments in lattice /
セグメント格子状点灯
Lighting in lattice / 格子状点灯
Normal / 正常Short / ショート
OSD OFF /
OSD表示オフ
OSD characters ON /
OSDキャラクター表示オン
OSD characters ON /
OSDキャラクター表示オン
OSD characters / OSDキャラクター表示
27
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RX-V461/HTR-6040/DSP-AX461
DSP-AX461
RX-V461/HTR-6040/
7. TEST TONE
The noise generator with a built-in microprocessor
outputs the noise through the channels specified by
the submenu.
The noise frequency for LFE (SUBWOOFER) is 35 to
80 Hz.
Other than that, the noise frequency is 500 to 2 kHz.
This menu is used to reserve and inhibit initialization
of the back-up RAM.
The signals are processed using EFFECT OFF (The
L/R signal is output using ANALOG BYPASS).
Initialization of the back-up RAM is reserved. (Actually, initialization is executed the next time that the
power is turned on.)
Select this sub-menu to reset to the original factory settings or to reset the RAM.
Any protection history will be cleared.
write down the existing preset memory content of the tuner in a table as shown below.
(This is because setting to the PRESET
RESERVED will cause the user memory
content of the tuner to be erased.)
Preset GroupP1P2P3P4P5P6P7P8
A
B
C
D
E
9. A/D DATA CHECK
This menu is used to display the A/D conversion value
of the microprocessor which detects panel keys of the
main unit and protection functions in using the submenu.
When K0/K1 menu is selected, keys become non-operable due to detection of the values of all keys. However, it is possible to advance to the next sub-menu by
turning the VOLUME of the main unit. When using this
function, note that turning the VOLUME more than 1
click would cause the volume value to change.
During signal processing, the condition before execution is maintained.
* The figures in the diagram are given as reference
PD/PV
PD:PRD (Power amplifier DC protection detection)
The output of power amplifier DC (DC voltage)
is detected.
Normal value:35 to 81 (Reference volt-
age: 3.3 V=255)
PV:PRV (Voltage protection detection)
Voltage detects: ACL, AC2, 10V, S9, +12,
-12, +5V and VP
Normal value:84 to 153 (Reference volt-
age: 3.3 V=255)
* If PRD and PRV are out of the normal value range,
the protection function works to turn off the power.
PD:57PV:116
PD/PV
PD:PRD(パワーアンプDCプロテクションの検出)
パワーアンプDC(直流電圧)出力の検出。
正常値:35〜81(基準電圧:3.3V=255)
PV:PRV(電圧プロテクションの検出)
検出電圧: ACL、AC2、10V、S9、+12、
-12、+5V、VP
正常値:84〜153(基準電圧:3.3V=255)
※ PRDおよびPRVは正常値を外れるとプロテクショ
ンが働き、電源オフされます。
29
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RX-V461/HTR-6040/DSP-AX461
DSP-AX461
RX-V461/HTR-6040/
TH/PL
TH:THM (Thermo protection detection)
* If THM is out of the normal value range, the protec-
PL:PLDET (Power limiter detection)
U, C models (Reference voltage: 3.3 V=255)
LIM H: 255 / L: 102
(LIM: Limiter control)
R, K, A, L models (Reference voltage: 3.3V=255)
LIM H: 255 / L: 90
(LIM: Limiter control)
The temperature of the heat sink is detected.
Normal value:0 to 124 (Reference volt-
age: 3.3 V=255)
tion function works to turn off the power.
The output voltage of power amplifier is
detected.
During normal operation
PLDET
During normal operation
PLDET
255
H
255
H
TH/PL
TH:THM(温度プロテクションの検出)
※ THMは正常値を外れるとプロテクションが働き、
電源オフされます。
PL:PLDET(パワーリミッターの検出)
TH:83PL:255
Value for starting limiter operation
77
L
Value for starting limiter operation
100
L
ヒートシンク温度の検出。
正常値:0〜124(基準電圧:3.3V=255)
パワーアンプ出力電圧の検出。
Value for canceling limiter operation
100
H
Value for canceling limiter operation
131
H
J model(基準電圧:3.3V=255)
通常値
PLDET
LIM H: 255 / L: 90
(LIM:リミッター制御)
255
H
PI/DE
PI:PRI (Current protection detection)
The current of the power amplifier is detected.
Normal value:0 to 100 (Reference volt-
age: 3.3 V=255)
DE:PDET (Sub-trans power detection)
Normal value:209 to 255 (Reference volt-
age: 3.3 V=255)
* If PRI and PDET are out of the normal value range,
the protection function works to turn off the power.
K0/K1
K0/K1: KEY0/KEY1 (Panel key of main unit)
A/D value of the key fails to function properly
when the standard value is deviated by ± 4.
In this case, check the constant of partial
pressure resistor, solder condition, etc.
Refer to table.
(Reference voltage: 3.3 V=255)
The output check of XM radio antenna module is executed.
10.1k-1dB/44
10.1k-61dB/44
1 kHz, -1 dB / 44.1 kHz
The test tone (1 kHz, -1 dB / 44.1 kHz) is output.
1 kHz, -61 dB / 44.1 kHz
The test tone (1 kHz, -61 dB / 44.1 kHz) is output.
KEY0
FM/AM
KEY1
SCENE 3
SCENE 4
DIRECT
AUDIO SELECT
INPUT <
INPUT >
PRESET/TUNING <
PRESET/TUNING >
MEMORY
TUNING
(KEY OFF)
10. XMSTATUS(U、Cmodels)10. XM STATUS (U, C models)
10.MUTE/44
10.XMTONE/44
10.ISOTONE/44
10.1k-1dB/32
10.1k-61dB/32
10.MUTE/32
10.XMTONE/32
10.ISOTONE/32
Mute / 44.1 kHz
No signal is output.
XM tone / 44.1 kHz
The XM tone / 44.1 kHz is output.
ISO tone / 44.1 kHz
The ISO tone /44.1 kHz is output.
1 kHz, -1 dB / 32.0 kHz
The test tone (1 kHz, -1 dB / 32.0 kHz) is output.
1 kHz, -61 dB / 32.0 kHz
The test tone (1 kHz, -61 dB / 32.0 kHz) is output.
Mute / 32.0 kHz
No signal is output.
XM tone / 32.0 kHz
The XM tone / 32.0 kHz is output.
ISO tone / 32.0 kHz
The ISO tone / 32.0 kHz is output.
10.BUSPWR:OFF
XM bus power: OFF
The power of XM module is turned off.
31
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RX-V461/HTR-6040/DSP-AX461
DSP-AX461
RX-V461/HTR-6040/
11. DOCK
This menu is used to test the DOCK connector without
the iPod itself.
After turning off the power, short between pins No. 14
(TX) and No. 18 (RX), between pins No. 1 (PWR) and
No. 17 (ACCPOW) and between pins No. 4 (iPDET)
and No. 8 (DGND).
Start the DIAG function and select the menu.
The check result is displayed according to the following display specifications.
The A/D setting value of each protection is displayed.
(Reference voltage: 3.3 V=255)
15.PRDL:35
15.PRDH:81
15.PRVL:83
15.PRVH:153
PRD (Amplifier DC protection) Low
The minimum preset value of PRD is displayed.
PRDの下限設定値が表示されます。
PRD (Amplifier DC protection) High
The maximum preset value of PRD is displayed.
PRDの上限設定値が表示されます。
PRV (Voltage protection) Low
The minimum preset value of PRV is displayed.
PRVの下限設定値が表示されます。
PRV (Voltage protection) High
The maximum preset value of PRV is displayed.
PRVの上限設定値が表示されます。
14.IFSTATUS
このモデルには適用されません。
• • • • • • •
15. PROTECTIONSETTING
各プロテクションのA/D設定値が表示されます。(基準
電圧:3.3V=255)
15.THM:124
15.PLD8H:100
15.PLD8L:131
15.PLD6H:100
15.PLD6L:131
15.PRI100
15.PDET209
THM (Thermo protection) High
The maximum preset value of THM is displayed.
THMの上限設定値が表示されます。
PLD (PLDET (Power limiter detection)) 8-ohm Low
The value for starting limiter operation of PLD8 is displayed.
PLD8のリミッター動作開始値が表示されます。
PLD (PLDET (Power limiter detection)) 8-ohm High
The value for canceling limiter operation of PLD8 is displayed.
PLD8のリミッター動作解除値が表示されます。
PLD (PLDET (Power limiter detection)) 6-ohm Low
The value for starting limiter operation of PLD6 is displayed.
PLD6のリミッター動作開始値が表示されます。
PLD (PLDET (Power limiter detection)) 6-ohm High
The value for canceling limiter operation of PLD6 is displayed.
PLD6のリミッター動作解除値が表示されます。
PRI (Amplifier current protection) High
The maximum preset value of PRI is displayed.
PRIの上限設定値が表示されます。
PDET Low
The minimum preset value of PDET is displayed.
PDETの下限設定値が表示されます。
33
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RX-V461/HTR-6040/DSP-AX461
DSP-AX461
RX-V461/HTR-6040/
16. PROTECTION HISTORY
Four protection histories are displayed.
Example / 例
16.PRI:90
Example / 例
16.PRD:34
Example / 例
16.THM:60
Example / 例
16.NOPROT
16. PROTECTIONHISTORY
過去のプロテクション履歴が4つまで表示されます。
History 1 / 履歴1
History 2 / 履歴2
History 3 / 履歴3
History 4 / 履歴4
34
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RX-V461/HTR-6040/
RX-V461/HTR-6040/DSP-AX461
DSP-AX461
17. SOFTSWITCH17. SOFT SWITCH
Note) As this is a development menu, do not change
the function setting.
Changing the function setting may hinder the
proper operation.
This menu is used to switch the function settings on
P.C.B. through the software to activate the main unit.
The protection function follows the P.C.B. settings.
* As this is a development menu, it is not possible to
The version and checksum are displayed. The signal
is processed using EFFECT OFF.
The checksum is obtained by adding the data at every
8-bit for each program area and expressing the result
as a 4-figure hexadecimal data.
Extended port enable
Data bus 00
Data bus 01
Data bus 02
Data bus 03
Data bus 04
Data bus 05
Data bus 06
Data bus 07
Ground of external
Bank select 1
CS for CODEC IC (IC301, DSP P.C.B.)
4ch ADC input select 2
4ch ADC input select 1
4ch ADC input select 0
SPI bus switch
Center mute
Surround mute
Front mute
Power supply
RX-V461/HTR-6040/DSP-AX461
V
CC
1Q
2Q
3Q
4Q
5Q
6Q
7Q
8Q
LE
RX-V461/HTR-6040/
DSP-AX461
IC205
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Port NameFunction NameDetail of Function
/OE
1D
2D
3D
4D
5D
6D
7D
8D
GND
LE
8Q
7Q
6Q
5Q
4Q
3Q
2Q
1Q
VCC
/EXPE
D08
D09
D10
D11
D12
D13
D14
D15
DGND
LEEX1
Ex1-15/CLKSEL
SSEL3
SSEL2
SSEL1
/IC_AK
/SPISEL4
/3.3SW
PRY
EX3.3
Extended port enable
Data bus 08
Data bus 09
Data bus 10
Data bus 11
Data bus 12
Data bus 13
Data bus 14
Data bus 15
Ground of external
Bank select 1
XM clock select (U, C models)
SCENE select LED switch 3
SCENE select LED switch 2
SCENE select LED switch 1
IC for CODEC IC (IC301, DSP P.C.B.) and VFD (IC201, OPERATION P.C.B.)
CS for VFD (IC201, OPERATION P.C.B.)
+3.3S switch
Power relay
Power supply
41
Page 29
RX-V461/HTR-6040/DSP-AX461
DSP-AX461
RX-V461/HTR-6040/
IC206
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Port NameFunction NameDetail of Function
/OE
1D
2D
3D
4D
5D
6D
7D
8D
GND
LE
8Q
7Q
6Q
5Q
4Q
3Q
2Q
1Q
VCC
/EXPE
D00
D01
D02
D03
D04
D05
D06
D07
DGND
LEEX2
/VR1
SPISEL5
/8ohmSW
HPRY
MRYA
MRYB
CSRY
/SWMT
EX3.3
Extended port enable
Data bus 00
Data bus 01
Data bus 02
Data bus 03
Data bus 04
Data bus 05
Data bus 06
Data bus 07
Ground of external
Bank select 2
Video select R
CE for tuner
AC H/L relay (RY106, MAIN P.C.B.)
Headphone relay (RY102, MAIN P.C.B.)
Main speakers A relay (RY101, MAIN P.C.B.)
Main speakers B relay (RY102, MAIN P.C.B.)
Center/surround speakers relay (RY103/RY105, MAIN P.C.B.)
Subwoofer mute
Power supply
42
IC207
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Port NameFunction NameDetail of Function
/OE
1D
2D
3D
4D
5D
6D
7D
8D
GND
LE
8Q
7Q
6Q
5Q
4Q
3Q
2Q
1Q
VCC
/EXPE
D08
D09
D10
D11
D12
D13
D14
D15
DGND
LEEX2
DST
/OSDSEL
MON
/SPISEL6
VIC
–
Ex2-09/VIB
Ex2-08/VIA
EX3.3
Extended port enable
Data bus 08
Data bus 09
Data bus 10
Data bus 11
Data bus 12
Data bus 13
Data bus 14
Data bus 15
Ground of external
Bank select 2
Direct stereo
OSD/Video select
Monitor mute
CS for OSD (IC342, VIDEO P.C.B.)
Video select C
Video select B
Video select A
Power supply
Page 30
•Microprocessor ADC select port
IC401: ADC084S021CIMM (DSP P.C.B.)
4-channel, 200 kSPS, 8-bit A/D converter
IN1
IN2
IN3
IN4
MUXT/H
GND
8-Bit
SUCCESSIVE
APPROXIMATION
ADC
CONTROL
LOGIC
V
A
GND
SCLK
CS
DIN
DOUT
CS1
VA2
GND3
IN44
IN35
RX-V461/HTR-6040/DSP-AX461
SCLK
10
DOUT
ADC084S021
9
DIN8
IN17
IN26
RX-V461/HTR-6040/
DSP-AX461
Pin No.
1
2
3
4
5
6
7
8
9
10
Port NameFunction NameDetail of Function
/CS
VA
GND
IN4
IN3
IN2
IN1
DIN
DOUT
SCLK
/SPISEL1
VA
DGND
IN4
IN3
KEY1
KEY0
SPIMO
SPIMI
SPISCK
CS for microprocessor
+3.3S
Ground of external
SPI bus COM (IC402)
SPI bus COM (IC403)
Key input 1
Key input 0
Master output/slave input
Master input/slave output
SPI clock
Key input (A/D), pull-up resistance 10 k-ohms
Ohm [ohm]
V [V]
KEY0 (7 pin)
KEY1 (6 pin)
+1.0 k
0.3
SCENE 1
SCENE 3
+1.0 k
0.55
SCENE 2
SCENE 4
+1.5 k
0.86
PROGRAM
<
DIRECT
+2.2 k
1.2
PROGRAM
>
AUDIO
SELECT
IC402, IC403: SN74LV4051APWR (DSP P.C.B.)
8-channel analog multiplexers/demultiplexers
+3.3 k
1.56
STRAIGHT
INPUT <
+4.7 k
1.91
TONE
CONTROL
INPUT >
+4.7 k
2.14
SEARCH
MODE
PRESET/
TUNING <
+6.8 k
2.36
FM/AM
PRESET/
TUNING >
+10.0 k
2.57
A/B/C/D/E
MEMORY
+22.0 k
2.81
SPEAKERS
TUNING
INH
3
COM
13
Y0
14
11
A
10
B
9
C
6
Y1
15
Y2
12
Y3
1
Y4
5
Y5
2
Y6
4
Y7
COM
INH
GND
GND
1
16
Y4
Y6
Y7
Y5
V
2
3
4
5
6
7
8
CC
15
Y2
14
Y1
13
Y0
12
Y3
11
A
10
B
9
C
INH
INPUTS
C
BA
L
L
L
L
L
L
L
L
H
L
L
H
L
H
L
L
H
L
L
H
H
L
H
H
H
X
X
L
H
L
H
L
H
L
H
X
ON
CHANNEL
Y0
Y1
Y2
Y3
Y4
Y5
Y6
Y7
None
43
Page 31
RX-V461/HTR-6040/DSP-AX461
DSP-AX461
RX-V461/HTR-6040/
IC402
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Port NameFunction NameDetail of Function
Y4
Y6
COM
Y7
Y5
INH
GND
GND
COM
B
A
Y3
Y0
Y1
Y2
Vcc
iPAP
DEST2
COM
LINKACTIVE
XM_MUTE
DGND
DGND
DGND
ADSEL2
ADSEL1
ADSEL0
iPDET
/MIC
/ST
/TUNED
+3.3S
DOCK (iPod) detect (ACCPOW)
Destination 2 *
SPI bus IN4 (IC401)
Link detect (U, C models)
XM mute (U, C models)
(Pull-down)
Ground of external
Ground of external
Input select 2
Input select 1
Input select 0
DOCK (iPod) detect (iPDET)
MIC detect
Stereo for tuner
Tuned for tuner
Power supply
* Destination for A/D port
R416 [ohm]
R410 [ohm]
DEST2 (2 pin) [V]
A/D value (3.3 V=255)
Destination
1.5 k
3.3 k
2.1-2.4
164-189
IC403
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Port NameFunction NameDetail of Function
Y4
Y6
COM
Y7
Y5
INH
GND
GND
COM
B
A
Y3
Y0
Y1
Y2
Vcc
J
5.6 k
22 k
2.5-2.8
190-215
U, C
DEST
/PDET
COM
/HP
PRIIN
DGND
DGND
DGND
ADSEL2
ADSEL1
ADSEL0
PLDET
PRDIN
PRVIN
THMIN
+3.3S
1.0 k
8.2 k
2.8-3.1
216-239
R
Destination 1 (fixed)
Sub-trans detect
SPI bus IN3 (IC401)
Headphone detect
Current protection
(Pull-down)
Ground of external
Ground of external
Input select 2
Input select 1
Input select 0
Limiter detect
Amplifier DC detect
Voltage protection
Thermo protection
Power supply
TEST1
RX1
NC
RX0
AVSS
AVDD
VREFH
VCOM
RIN
LIN
NC
ROUT1
NC
LOUT1
NC
ROUT2
NC
LOUT2
NC
ROUT3
MCLK
LRCK1
BICK1
DAUX1
SDTO1
SDTI1
SDTI2
SDTI3
SDTI4
CSN
CDTI/SDA
CCLK/SCL
SDTI4
DAUX1
SDTI3
SDTI2
SDTI1
XTL1
XTL0
PDN
DZF2
DZF1
MASTER
NC
LOUT4
NC
ROUT4
NC
LOUT3
45
Page 33
RX-V461/HTR-6040/DSP-AX461
DSP-AX461
RX-V461/HTR-6040/
Pin No.Function NameI/ODetail of Function
1
INT1
O
Interrupt 1 pin
46
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
2
3
4
5
6
7
8
9
BOUT
TVDD
DVDD
DVSS
XTO
XTI
TEST3
MCKO2
MCKO1
COUT
UOUT
VOUT
SDTO2
BICK2
LRCK2
SDTO1
BICK1
LRCK1
CDTO
CCLK
SCL
CDTI
SDA
CSN
DAUX1
SDTI4
SDTI3
SDTI2
SDTI1
XTL1
XTL0
PDN
MASTER
DZF2
OVF
DZF1
LOUT4
NC
ROUT4
NC
LOUT3
NC
O
Block-start output pin for receiver input “H” during first 40 flames
–
Output buffer power supply pin, 2.7 V to 5.5 V
–
Digital power supply pin, 4.5 V to 5.5 V
–
Digital ground pin
O
X’tal clock output pin
I
X’tal / External clock input pin
Test 3 pin
I
This pin should be connected to DVSS
O
Master clock output 2 pin
O
Master clock output 1 pin
O
C-bit output pin for receiver input
O
U-bit output pin for receiver input
O
V-bit output pin for receiver input
O
Audio serial data output pin (DIR/DIT part)
I/O
Audio serial data clock pin (DIR/DIT part)
I/O
Channel clock pin (DIR/DIT part)
O
Audio serial data output pin (ADC/DAC part)
I/O
Audio serial data clock pin (ADC/DAC part)
I/O
Input channel clock pin
O
Control data output pin in serial mode, I2C pin= “L”
I
Control data clock pin in serial mode, I2C pin= “L”
I
Control data clock pin in serial mode, I2C pin= “H”
I
Control data input pin in serial mode, I2C pin= “L”
I/O
Control data pin in serial mode, I2C pin= “H”
I
Chip select pin in serial mode, I2C pin=”L”
I
This pin should be connected to DVSS, I2C pin=”H”
I
AUX audio serial data input pin (ADC/DAC part)
I
DAC4 audio serial data input pin
I
DAC3 audio serial data input pin
I
DAC2 audio serial data input pin
I
DAC1 audio serial data input pin
I
X’tal frequency select 0 pin
I
X’tal frequency select 1 pin
Power-down mode pin
I
When “L”, the AK4588 is powered-down, all output pin goes “L”, all registers are reset
When CAD1-0 pins are changed, the AK4588 should be reset by PDN pin
Master mode select pin
When the input data of the group 1 follow total 8192 LRCK cycles with “0” input data, this pin
goes to “H” / When RSTN1 bit is “0” or PWDAN bit is “0”, this pin goes to “H”
Analog input overflow detect pin
O
This pin goes to “H” if the analog input of L ch or R ch overflows
This pin becomes OVF pin if OVFE bit is set to 1
Zero input detect 1 pin (table 13)
O
When the input data of the group 1 follow total 8192 LRCK cycles with “0” input data, this pin
goes to “H” / When RSTN1 bit is “0” or PWDAN bit is “0”, this pin goes to “H”
O
DAC4 L ch analog output pin
No connect pin
–
No internal bonding / This pin should be opened
O
DAC4 R ch analog output pin
No connect pin
–
No internal bonding / This pin should be opened
O
DAC3 L ch analog output pin
No connect pin
–
No internal bonding / This pin should be opened
Page 34
Pin No.Function NameI/ODetail of Function
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
ROUT3
NC
LOUT2
NC
ROUT2
NC
LOUT1
NC
ROUT1
NC
LIN
RIN
VCOM
VREFH
AVDD
AVSS
RX0
NC
RX1
TEST1
RX2
NC
RX3
PVSS
R
PVDD
RX4
TEST2
RX5
CAD0
RX6
CAD1
RX7
I2C
DAUX2
VIN
MCLK
TX0
TX1
INT0
O
DAC3 R ch analog output pin
No connect pin
–
No internal bonding / This pin should be opened
O
DAC2 L ch analog output pin
No connect pin
–
No internal bonding / This pin should be opened
O
DAC2 R ch analog output pin
No connect pin
–
No internal bonding / This pin should be opened
O
DAC1 L ch analog output pin
No connect pin
–
No internal bonding / This pin should be opened
O
DAC1 R ch analog output pin
No connect pin
–
No internal bonding / This pin should be opened
I
L ch analog input pin
I
R ch analog input pin
Common voltage output pin
–
2.2 F capacitor should be connected to AVSS externally
–
Positive voltage reference input pin, AVDD
–
Analog power supply pin, 4.5 V to 4.5 V
–
Analog ground pin, 0 V
I
Receiver channel 0 pin (Internal biased pin / Internally biased at PVDD/2)
No connect pin
–
No internal bonding / This pin should be connected to PVSS
I
Receiver channel 1 pin (Internal biased pin / Internally biased at PVDD/2)
Test 1 pin
I
This pin should be connected to PVSS
I
Receiver channel 2 pin (Internal biased pin / Internally biased at PVDD/2)
No connect pin
–
No internal bonding / This pin should be connected to PVSS
No connected
L/R/C/SW/SL/SR/SBL/SBR ch terminal to connect capacitor to reduce noise from changing the volume
FL/FR/C/SW/SL/SR/SBL/SBR ch output terminal
Analog GND terminal
FL/FR/C/SW/SL/SR/SBL/SBR ch output terminal
L/R/C/SW/SL/SR/SBL/SBR ch terminal to connect capacitor to reduce noise from changing the volume
Analog GND terminal
L/R/C/SW/SL/SR/SBL/SBR ch terminal to connect capacitor to reduce noise from changing the volume
FL/FR/C/SW/SL/SR/SBL/SBR ch output terminal
Analog GND terminal
FL/FR/C/SW/SL/SR/SBL/SBR ch output terminal
L/R/C/SW/SL/SR/SBL/SBR ch terminal to connect capacitor to reduce noise from changing the volume
No connected
L/R/C/SW/SL/SR/SBL/SBR ch terminal to connect capacitor to reduce noise from changing the volume
FL/FR/C/SW/SL/SR/SBL/SBR ch output terminal
Analog GND terminal
FL/FR/C/SW/SL/SR/SBL/SBR ch output terminal
L/R/C/SW/SL/SR/SBL/SBR ch terminal to connect capacitor to reduce noise from changing the volume
Analog GND terminal
L/R/C/SW/SL/SR/SBL/SBR ch terminal to connect capacitor to reduce noise from changing the volume
FL/FR/C/SW/SL/SR/SBL/SBR ch output terminal
Analog GND terminal
FL/FR/C/SW/SL/SR/SBL/SBR ch output terminal
L/R/C/SW/SL/SR/SBL/SBR ch terminal to connect capacitor to reduce noise from changing the volume
No connected
L/R ch tone control (Bass) terminal for setting frequency characteristics
L/R ch tone control (Bass) terminal for setting frequency characteristics
L/R ch tone control (Treble) terminal for setting frequency characteristics
No connected
Positive side power terminal
No connected
L/R ch tone control (Bass) terminal for setting frequency characteristics
L/R ch tone control (Bass) terminal for setting frequency characteristics
L/R ch tone control (Treble) terminal for setting frequency characteristics
No connected
L/R/C/SW/SL/SR/SBL/SBR ch input terminal (multi input 1/2)
L/R/C/SW/SL/SR/SBL/SBR ch input terminal (multi input 1/2)
L/R/C/SW/SL/SR/SBL/SBR ch input terminal (multi input 1/2)
L/R/C/SW/SL/SR/SBL/SBR ch input terminal (multi input 1/2)
L/R/C/SW/SL/SR/SBL/SBR ch input terminal (multi input 1/2)
L/R/C/SW/SL/SR/SBL/SBR ch input terminal (multi input 1/2)
L/R/C/SW/SL/SR/SBL/SBR ch input terminal (multi input 1/2)
L/R/C/SW/SL/SR/SBL/SBR ch input terminal (multi input 1/2)
SBL/SBR ch volume input terminal
SBL/SBR ch volume input terminal
L/R ch SUB output terminal
L/R ch SUB output terminal
Digital GND terminal
Control data input terminal
Control data input terminal
External mute control terminal
Negative side power terminal
No connected
L/R ch ADC output terminal
L/R ch ADC output terminal
When "L", M66003 is initialized
When "L", communication with the MCU is possible
When "H", any instruction from the MCU is neglected
Serial input data is taken and shifted by the positive edge of SCK
GND (0V)
When use as a CR oscillator, connect external resistor and capacitor / When
use an external clock, input external clock to XIN, and XOUT must be opened
Positive power supply for internal logic