Nadg - Integra DTR-7.6 Service Manual

A
SCHEMATIC DIAGRAM 3
MICROPROCESSOR
SECTION
1
TO DSP/CODEC
P601B
NADG-8660 SCH.2
12 RXMUTE_3.3V
11 TXMUTE_3.3V
10 VDMRST_3.3V
9 VDM_SCK_3.3V
8 VDM_SI_3.3V
7 VDM_SO_3.3V
6 VDM_STB_3.3V
5 GNDDSP
4 GNDDSP
3 GNDHD
2
+9VA
R791
1 +9VA
0.47(1/2W)
20 ADCRST_3.3V
19 SYSIN
18
DIRRST_3.3V
17 DIRINT_3.3V
2
16 DIRCS_3.3V
15 OPTF
14 DIGSDI_3.3V
13
DIGCLK_3.3V
12
DSPCS_3.3V
11
DSPBUSY_3.3V
10
DSPRST_3.3V
9 DSPINT_3.3V
8 +5VDAC
7 DSPFCS_3.3V
6 MLTSEL_3.3V
5
DIGSDO_3.3V
4 DSPFINT_3.3V
3 +5VDSP
2 GNDA
1 GNDA
P602B
TO DSP/CODEC
NADG-8660 SCH.2
R784
47
VDM_SI_3.3V
3
VDM_SCK_3.3V
VDMRST_3.3V
TXMUTE_3.3V
MLTSEL_3.3V
R783
47
R782 330
R781 330
VDM_STB_3.3V
DIGSDI_3.3V
DSPBUSY_3.3V
DSPINT_3.3V
DSPFINT_3.3V
RXMUTE_3.3V
VDM_SO_3.3V
DIRINT_3.3V
R780 330
R786 47
DIGSDO_3.3V
DSPFCS_3.3V
4
DSPRST_3.3V
DSPCS_3.3V
DIGCLK_3.3V
DIRCS_3.3V
DIRRST_3.3V
ADCRST_3.3V
R785 47
5
B
U032
NAAR-8661
MODEL
MDD-TYPE
other
Q710
XC6213B332MR
CNVSS
C715
L602 +3.3V 474K
5 1
VOUT VIN
2
022K VSS
4
3
NC CE
C716
100/16
11 Y8 GND 10
12 Y7 A8 9
13 Y6 8
A7
14 Y5 7
A6
15 Y4 6 VDM_SO
A5
16 Y3 5 VDM_SCK
A4
17 Y2 A3 4 VDMRST RESET
18 Y1 A2 3 TXMUTE
19 _G2 2 MLTSEL
A1
X701:
20 VCC 1
_G1 CSTCR
6M00
55-R0
C718 104Z
ADCRST
DIRINT
DIRCS
DIRRST
DSPFCS
10 GND 11 VDM_STB
Y8
DSPCS
9 12 DIGSDI
Y7
8 A7 Y6 13 DSPBUSY
VDM_SCK
7 A6 Y5 14 DSPINT
VDM_SI
6 A5 15 DSPFINT
Y4
VDM_SO
5 A4 16 RXMUTE
Y3
4 A3 17 VDM_SI
Y2
3 A2 18 DIRINT
Y1
2 A1 19
_G2
1 _G1 20
VCC
L603
022K
C717 104Z
11 Y8 10 +5VDIS
GND
12 Y7 9 DIGSDO
A8
13 Y6 8 DSPFCS
A7
14 Y5
7 DSPRST
A6
15 Y4 6 DSPCS
A5
16 Y3 5 DIGCLK
A4
17 Y2 4 DIRCS
A3
18 Y1 3 DIRRST
A2
19 _G2 2 ADCRST
A1
20 VCC 1
_G1
C719 104Z
R735 2.7K
R734 2.7K
R733 2.7K
R732 2.7K
R605,R606
R608,R609
YES
NO
C601 104Z
1
C602 104Z
2
3
R611 10K
R602 220
OSDSDO 4
R603 220
OSDCLK 5
R604 220
OSDCS 6
R605 220 7
*
R606 220 8 P92/TB2IN/SOUT3
R749 *
10K R607 220 9 P91/TB1IN/SIN3
R608 220
10 P90/TB0IN/CLK3
*
R609 220
R751 11 P141
*
10K R610 220
12 P140
13 BYTE
14 CNVSS
15 P87/XCIN
+
R612 220 16 P86/XCOUT
C617
4.7/50 R613 220 17 RESET
Q702 18 XOUT
RN1404 19 VSS
X701
20 XIN
+5VM
C604 104Z 21 VCC1
C621 104Z
R614 10K
22 P85/NMI
R615 220 23 P84/INT2
R616 220
24 P83/INT1
25 P82/INT0
D602 R618 220 26 P81/TA4IN/U
R619 220 27 P80/TA4OUT/U
1SS355
R620 220 28 P77/TA3IN
R621 220 29 P76/TA3OUT
R622 220
30 P75/TA2IN/W
R623 220 31 P74/TA2OUT/W
32 P73/CTS2/RTS2/TA1IN/V
R627 220 33 P72/CLK2/TA1OUT/V
R628 220
34 P71/RXD2/SCL2/TA0IN/TB5IN
R630 220
R632 35 P70/TXD2/SDA2/TA0OUT
220
36 P67/TXD1/SDA1
C606 37 VCC1
104Z 38 P66/RXD1/SCL1
R633
220
R637 2.2K
R639 2.2K
R736 10K R738
R641 27K
R643 27K
10K
R661 10K
R737 10K
C626 101J
C625 101J
C723 101J
P2004A P2005A
TO VIDEO TO VIDEO
NAVD-8657 SCH.1 NAVD-8657 SCH.1
C
P7534A
TO DISPLAY
(NADIS-8688)
C615
C616
C614
C613
C612
C611
R741 10K
C610
C609 R740 10K
BAND
R715 Val
INT1
C609
R713 Val
INT2
-C616:
INT3 R711 33K
102J
R709 33K
R702
102
P11/D9
101 220
P12/D10
R701
100
P13/D11
P14/D12 99 220
98
P15/D13/INT3
P16/D14/INT4 97 R699
96
P17/D15/INT5 R753
95
P20/AN20/A0(/D0/-)
94
P21/AN21/A1(/D1/D0)
93 R693
P22/AN22/A2(/D2/D1)
P23/AN23/A3(/D3/D2) 92 R692
P24/AN24/A4(/D4/D3) 91 R691
90
P25/AN25/A5(/D5/D4) R689
89
P26/AN26/A6(/D6/D5) R687
1: VREF
88
P27/AN27/A7(/D7/D6) R685
2: AVCC
VSS 87
3: P97/_ADTRG/SIN4
P30/A8(/-/D7) 86 R684
4: P96/ANEX1/SOUT4
85
5: P95/ANEX0/CLK4 C607
6: P120 84
P94/DA1/TB4IN 104Z
7: P93/DA0/TB3IN P121 83
P122 82
P123 81
P124 80
P31/A09
79
P32/A10 78
P33/A11 77
P34/A12 76
P35/A13
75
68: P36/A14
P44/CS0 74
67: P45/CS1
P37/A15 73
66: P46/CS2 72
65:
P47/CS3 71
P41/A17
P42/A18 70
P43/A19 69
68
67
66
65
R651 10K
R768 10K
10K
R743 10K
R742 10K
P3103B
DTR-7.6
D
P702
TO FLASH WRITER
DD PA
R712 33K 10K
R713 56K 33K
R714 NC 10K
R715 0 NC
+5VDIS
SY
220
100 470 *
1K R696 RDS
1K R694 RDS
220
FSW
220
FSW
220
FSW
220 PRO
220 THE
220 VOL
220
SE
R776 22K
220 R683 TR
220 R682 TR
220 R681 TR
220 R680 FAN
220 R679 FAN
220 R678
APO
220 R677
220 R674
220 R673
R672
220
220 R671
220 R670 SP
220 R669 SP
220 R668 SP
220 R667 SP
AM
SBZ2MUTM
Z2MUTM
R688 10K
R690 10K
P3104B
T