Yamaha RX-750 Service Manual download pdf (Page 66)

ABCDEFGH

RX-V750/DSP-AX750/DSP-AX750SE

RX-V650/HTR-5760

■ PRINTED CIRCUIT BOARD (Foil side)

FUNCTION (8)

CB421

FUNCTION (2)

CB511

FUNCTION (7)

CB411

MONITOR

OUT

DVD/VCR 2

DTV/CBL

DVD

OUT

VCR 1

S VIDEO

J, U, C, R, K only

T, A, B, G, L only

169

1936

916

1 8

Point r (Pin 3 of IC606)

V : 2V/div, H : 40nsec/div

DC, 1 : 1 probe

1810

FUNCTION (2)

CB510

FUNCTION (7)

CB412

FREQUENCY

STEP

R, L only

MONITOR

OUT

DVD/VCR 2

DTV/CBL

DVD

OUT

VCR 1

VIDEO

FUNCTION (3) P.C.B.

(Lead Type Device)

FUNCTION (3) P.C.B.

(Surface Mount Device)

FUNCTION (4) P.C.B.

(Lead Type Device)

FUNCTION (4) P.C.B.

(Surface Mount Device)

1 2 ... 61 62 63 64 65 66 67 68 69 70 71 ... 127 128

RX-V750/DSP-AX750/DSP-AX750SE 1
RX-V650/HTR-5760 1
■ TO SERVICE PERSONNEL 2
■ IMPEDANCE SELECTOR 3
■ FRONT PANELS 4
■ REMOTE CONTROL PANELS 6
■ REAR PANELS 7
▼ RX-V750 (K model) 8
▼ RX-V750 (A model) 8
▼ RX-V750 (G model) 8
▼ RX-V750 (L model) 9
▼ DSP-AX750 (J model) 9
▼ DSP-AX750SE (B model) 9
▼ RX-V650 (U, C models) 10
▼ RX-V650 (R model) 10
▼ RX-V650 (T model) 10
▼ RX-V650 (K model) 11
▼ RX-V650 (A model) 11
▼ RX-V650 (B model) 11
▼ RX-V650 (G, E models) 12
▼ RX-V650 (L model) 12
▼ HTR-5760 (U, C models) 12
▼ HTR-5760 (T model) 13
▼ HTR-5760 (K model) 13
▼ HTR-5760 (A model) 13
■ SPECIFICATIONS / 参考仕様 14
FMチューナー部 15
AMチューナー部 15
● SET MENU TABLE / セットメニュー 17
■ INTERNAL VIEW 19
3. サブシャーシの外し方 21
4. P.C.B.ユニットの外し方 22
5. MAIN (1) P.C.B. の動作チェック 23
6. MAIN (2) P.C.B. の動作チェック 24
  27
  27
  27
DIAGNOSTIC MENU 28
PS PRT :000 Z 29
DC PRT :000 Z 29
TMP PRT:000 Z 29
 30
 30
Details of DIAG menu 31
 31
2.ANALOG BYPAS 32
2.DSP BYPASS 32
3.RAM MARGIN 33
3.RAM FULL BIT 33
4.PRO LOGIC I 34
4.PRO LOGIC II 34
4. Neo:6 34
 35
5. SPEAKERS SET 35
6.6CH INPUT_6 36
6.6CH INPUT_8 36
7.MIC CHK --dB 36
8.VFD CHEC 37
9. MANUAL TEST 38
10.PRESET INHI 39
10.PRESET RSRV 39
DC:008 PS:030 40
THM:092 Fan_/_ 40
REC-OUT:186 40
K0:100 K1:100 41
IMP:8 PL:000 41
IS1:3300020000 42
L:10011100 42
H:10011000 42
IS2:0300FFFF 43
CS1:FFFFFFFFFF CS5:00000000 43
YSS BUS:NoEr 44
SD BUS:NoEr 44
BS1:0000000000 BS7:700D 44
TI1:0000000000 TI2:00 44
MTT:00180018FF 44
 45
16. SOFT SWITCH 45
PORT:00000110 46
VER. Z0403 46
CHECK SUM:D122 46
AAC PORT:ON 46
■ AMP CHECK / アンプチェック 47
■ DISPLAY DATA 48
● ANODE CONNECTION 49
■ IC DATA 50
Detector 52
O: digital output terminal 57
A: Analog terminal 57
■ BLOCK DIAGRAM / ブロックダイアグラム 61
DSP P.C.B 63
FUNCTION (1) P.C.B 64
AM/FM TUNERMAIN (2) CB122 65
FUNCTION (3) P.C.B 66
FUNCTION (4) P.C.B 66
FUNCTION (2) 67
OPERATION (1) P.C.B 68
OPTICAL LR VIDEO 69
OPERATION (1) 71
MAIN (1) P.C.B 72
MAIN (5) P.C.B 72
MAIN (6) W16 73
POWER (1) P.C.B 74
POWER (2) P.C.B 74
● R, L models 74
SUB TRANS P.C.B 75
CONVERSION (1) P.C.B 76
CONVERSION (2) P.C.B 76
POWER (1) 77
● Transistors 78
● Diodes 78
■ SCHEMATIC DIAGRAM (DSP) 79
/V DC electronic volt meter 80
* 電圧は、内部抵抗10MΩの電圧計で測定したものです。 81
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。 81
DISPLAY DRIVER 83
OPTIMIZER MIC AMP 83
■ SCHEMATIC DIAGRAM (MAIN) 85
X: NOT USED 86
O: USED / APPLICABLE 86
PARTS LIST 89
P.C.B. DSP 90
P.C.B. DSP & FUNCTION 93
P.C.B. FUNCTION 94
P.C.B. OPERATION 100
HTR-5760 101
P.C.B. OPERATION & MAIN 103
P.C.B. MAIN 104
P.C.B. MAIN & POWER 109
P.C.B. POWER 110
P.C.B. POWER & SUB TRANS 112
P.C.B. SUB TRANS 113
P.C.B. CONVERSION 114
CHIP RESISTORS 120
1/4W Type 121
1/6W Type 121
■ EXPLODED VIEW 122
■ MECHANICAL PARTS 122
 123

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Yamaha RX-750 Service Manual Page 66

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