Yamaha HTR-5940BL Service Manual Page 71
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BCDEFGH I JK
L MN
RX-V459/HTR-5940/HTR-5935/DSP-AX459
71
★ All voltages are measured with a 10MΩ/V DC electronic 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.
DSP 3/3
ANALOG IN
FRONT L
DIGITAL IN
C/SW
SBL/SBR
FRONT L
SL/SR
FL/FR
SURROUND
BACK L
SURROUND L
SUB
WOOFER
CENTER
1.7
1.3
0
3.3
1.7
3.3
3.3
0
0
0
1.7
0
0
3.3
0
5.0
2.5
2.5
2.5
2.5
5.0
3.3
3.1
1.7
1.7
1.7
1.7
0
5.0
1.7
2.5
2.5
2.6
0
5.1
2.5
2.5
2.5
2.5
0
1.7
0
0.5
5.1
2.5
8.8 5.1
8.8
0
5.1
00
00
3.3
0.1
0.1
0
1.7
0
0
3.3
0
1.7
1.7
1.7
1.7
1.7
1.7
5.02.5 0 0 2.5
5.02.5
2.5
0
11.8
0
0
0
-11.9
0
0
0
11.8
0
0
0
-11.9
0
0
0
11.8
0
0
0
-11.9
0
0
0
11.8
0
0
0
-11.9
0
0
0
11.8
0
0
0
-11.9
0
0
to MAIN (2)_W1004
Page 74
J7
to FUNCTION (1)_CB202
Page 72 D2
DSP
SELECTOR
8ch DAC
2ch DAC
IC71-74, 75, 76 : NJM4565M
Dual operational amplifier
8
2, 6
3, 5
1, 7
4
V+
–INPUT
+INPUT
V–
OUTPUT
IC51 : NJM78M05DL1A
Voltage regulator
INPUT
OUTPUT
COMMON
2
3
5
6
11
10
14
13
15
1
G
A/B
4B
4A
3B
3A
2B
2A
1B
1A
4
7
9
12
1Y
2Y
3Y
4Y
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
A/B
1A
1B
1Y
2A
2B
2Y
GND
V
CC
G
4A
4B
4Y
3A
3B
3Y
IC67 : SN74LV157APWR
Quadruple 2-line to 1-line data selectors/multiplexers
IC68 : PCM1680DBQR
Audio digital-to-analog converter
IC70 : PCM1803DBR
Stereo A/D converter
IC69 : PCM1781DBQR
Audio digital-to-analog converter
(1) Open-drainoutputforthePCM1782
NOTE: Signal names in parentheses ( ) areforthe PCM1781.
Po wer Supp ly
Enhanced
Multilevel
Delta-Sigma
Modulator
V
OUT
L
4/8
Oversampling
Digital
Filter
With
Function
Control
Audio
Serial
Port
BCK
LRCK
DATA
Serial
Control
Port
Zero Detect
(TEST)
SCK
System
Clock
Manager
MC (DEMP1)
MS (DEMP0)
Outp ut Amp
and
Low-Pass Filter
MD (MUTE)
DAC
V
COM
Syst em Clock
AGND
V
CC
ZEROR/ZEROA
(1)
(ZEROA)
ZEROL/NA
(1)
Outp ut Amp
and
Low-Pass Filter
DAC
V
OUT
R
(FMT)
BCK
V
IN
L
Reference
V
REF
1
V
REF
2
V
IN
R
Delta-Sigma
Modulator
Delta-Sigma
Modulator
x1/64, x1/128
Decimation
Filter
With
High-Pass Filter
Power Supply
AGNDV
CC
V
DD
DGND
Clock and Timing Control
Serial
Interface
Mode/
Format
Control
LRCK
DOUT
FMT0
FMT1
MODE0
MODE1
BYPAS
OSR
PDWN
SCKI
TEST
Outp ut A mp and
Low-P ass F ilter
Syst em Clock
Manager
Enhanced
Multilevel
DeltaœSigma
Modulator
DAC
Serial
Input
I/F
Function
Control
I/F
Syst em Clock
Zero Detect Po wer Supply
DAC
Outp ut A mp and
DAC
DAC
Outp ut A mp and
DAC
Outp ut A mp and
DAC
Outp ut A mp and
V
OUT
1
V
OUT
2
V
OUT
3
V
COM
V
OUT
4
V
OUT
5
V
OUT
6
Low-P ass F ilter
Low-P ass F ilter
Low-P ass F ilter
Low-P ass F ilter
Low-P ass F ilter
Outp ut A mp and
AGND2
V
CC
2
AGND1
V
CC
1
DGND
V
DD
ZERO1
ZERO2
BCK
LRCK
DATA1 (1, 2)
DATA2 (3, 4)
DATA3 (5, 6)
DATA4 (7, 8)
MS/ADR
MC/SCL
MD/SDA
MSEL
SCK
8
Oversampling
Digital Filter
With
Function
Controller
DAC
Outp ut A mp and
DAC
Outp ut A mp and
V
OUT
7
V
OUT
8
Low-P ass F ilter
Low-P ass F ilter
LC89057W-VF4A-E
LC89057W-VF4AD-E
- RX-V459/HTR-5940/DSP-AX459 1
- HTR-5935 1
- ■ TO SERVICE PERSONNEL 2
- ■ FRONT PANELS 3
- ■ REAR PANELS 5
- ■ REMOTE CONTROL PANELS 10
- ■ SPECIFICATIONS / 参考仕様 11
- • Set Menu Table / セットメニュー 12
- ■ INTERNAL VIEW 13
- • Starting DIAG 17
- • Canceling DIAG 17
- PS2 PRT:000 A 18
- DC PRT:000 A 18
- I PROTECT A 18
- NO PROTECT A 1.ANALOG BYPAS 18
- PS1 PRT:000 A 18
- SUB-MENU 19
- • Functions in DIAG mode 20
- • Details of DIAG menu 21
- 2.RAM MARGIN 22
- 2.RAM FULL BIT 22
- 3.PRO LOGIC 23
- 5.XCH INPUT_6 25
- 5.XCH INPUT_8 25
- XXXXXXXXXXXX__ 25
- 6.MIC CHK --dB 25
- 8. MANUAL TEST 27
- 9. FACTORY PRESET 27
- PS1:039 2:044 28
- DC:007 TH098 28
- IMP:8 PL:245 29
- K0:100 K1:100 29
- 12. XM STATUS (U, C models) 30
- 11. VIDEO 30
- Mute /32 31
- XM Tone/32 31
- ISO Tone/32 31
- Bus Power:OFF 31
- 13.DOCK:NG NNN 31
- DST:3300020000 32
- 17. DSP BUS CHECK 34
- 20. PROTECTION HISTORY 34
- 19. PROTECTION SETTING 34
- 21. SOFT SW 21. SOFT SW 35
- 22. SOFTWARE VERSION 37
- 23. TI (DSP) BOOT 37
- ■ AMP ADJUSTMENT / アンプ部調整 38
- ■ DISPLAY DATA 39
- ■ IC DATA 41
- LC89057W-VF4-E 45
- Decoder/Post Processor 48
- • Transistors 52
- AUDIO BLOCK DIAGRAM 53
- VIDEO BLOCK DIAGRAM 54
- CONTROL/POWER BLOCK DIAGRAM 55
- DSP P.C.B. (Side A) 56
- DSP P.C.B. (Side B) 57
- (Side A) 58
- Lead Free Solder Used 59
- (Side B) 59
- OPERATION (1) P.C.B. (Side A) 62
- OPERATION (6) P.C.B. (Side A) 62
- OPERATION (3) P.C.B. (Side A) 62
- OPERATION (1) P.C.B. (Side B) 63
- OPERATION (3) P.C.B. (Side B) 63
- MAIN (1) P.C.B 66
- 41414141 67
- MAIN (1) 68
- MICRO PROCESSOR 69
- 16M SDRAM 4M ROM 70
- SELECTOR 70
- FUNCTION 72
- FL DRIVER 73
- HTR-5935 models: 100 74
- YST HTR-5935 75
- ■ REPLACEMENT PARTS LIST 76
- P.C.B. DSP 77
- P.C.B. FUNCTION 81
- P.C.B. OPERATION 84
- P.C.B. MAIN 87
- P.C.B. MAIN & P.C.B. YST 90
- Chip Resistors 90
- Front Panel Unit 91
- AMP Unit 91
- R, L models 91
- • OVERALL ASS’Y 92
- ✻ New Parts 93
- • AMP UNIT • AMP UNIT 94
- RAV323: DSP-AX459 (J model) 95
- RAV308: HTR-5935 (U model) 96
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