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5-14. SCHEMATIC DIAGRAM – MAIN Board (1/3) – • See page 38 for IC Block Diagrams.<br />
(<strong>DB870</strong>)<br />
(<strong>DB1070</strong>)<br />
MULTI CH IN<br />
MULTI CH IN 2<br />
(<strong>DB1070</strong>)<br />
MULTI CH IN 1<br />
FRONT<br />
SURROUND<br />
CENTER<br />
SUB WOOFER<br />
FRONT<br />
SURROUND<br />
CENTER<br />
SURROUND BACK<br />
SUB WOOFER<br />
(Page 18)<br />
L<br />
R<br />
L<br />
R<br />
L<br />
R<br />
L<br />
R<br />
(CHASSIS)<br />
J305<br />
6P<br />
(CHASSIS)<br />
J304 6P<br />
J307<br />
1P<br />
CN807<br />
21P<br />
TUNER-L<br />
GND<br />
TUNER-R<br />
GND<br />
FRONT-L<br />
GND<br />
FRONT-R<br />
GND<br />
SL<br />
GND<br />
SR<br />
GND<br />
C<br />
GND<br />
DB9-SB/DB8-W<br />
GND<br />
DB9-W/DB8-NC<br />
GND<br />
SOURCE-R<br />
GND<br />
SOURCE-L<br />
C177<br />
2200p<br />
C107<br />
2200p<br />
R101<br />
1k<br />
R102 1k<br />
R103 1k<br />
R104 1k<br />
R105 1k<br />
R106 1k<br />
R151 1k<br />
R152 1k<br />
R153 1k<br />
R154 1k<br />
R155 1k<br />
R156 1k<br />
R157 1k<br />
1B<br />
E1<br />
E2<br />
E3<br />
E4<br />
E5<br />
E6<br />
E7<br />
E8<br />
E9<br />
E10<br />
E11<br />
E12<br />
E13<br />
D7<br />
D6<br />
D5<br />
D4<br />
D3<br />
D2<br />
D1<br />
B2<br />
B1<br />
G2<br />
G1<br />
2B<br />
3B<br />
4B<br />
5B<br />
R651<br />
6.8k<br />
R551<br />
6.8k<br />
C138<br />
0.01<br />
IC101<br />
TC9274-014<br />
RY805<br />
JW802<br />
R601<br />
6.8k<br />
D813<br />
1SS133T-72<br />
Q815<br />
2SC2785TP-<br />
R830<br />
10<br />
JW801<br />
R831<br />
10k<br />
R501<br />
6.8k<br />
R832<br />
4.7k<br />
R701<br />
6.8k<br />
IC702<br />
M5218AP-22<br />
R451 R401<br />
6.8k 6.8k<br />
Q651 Q551 Q601<br />
Q501<br />
Q701<br />
2SC3623A<br />
Q451<br />
Q401<br />
2SC3623A 2SC3623A 2SC3623A 2SC3623A<br />
MUTING<br />
2SC3623A<br />
2SC3623A<br />
MUTING MUTING MUTING MUTING<br />
MUTING MUTING<br />
6B<br />
F2<br />
F1<br />
D2<br />
7B<br />
8B<br />
D4<br />
AUDIO SELECT<br />
(<strong>DB870</strong>)<br />
(<strong>DB1070</strong>)<br />
-1<br />
-2<br />
(<strong>DB870</strong>)<br />
RELAY<br />
DRIVE<br />
D3<br />
E11<br />
E12<br />
E5<br />
E6<br />
D5<br />
E9<br />
E10<br />
9B<br />
E3<br />
E4<br />
E13<br />
VEE VDD<br />
2NDR 2NDL<br />
6.1SB 6.1C<br />
6.0<br />
5.1C<br />
D/ASB D/AC<br />
SBOUT COUT<br />
6.1SR 6.1SL<br />
5.1SR 5.1SL<br />
D/ASR D/ASL<br />
SROUT SLOUT<br />
NC 6.1SW<br />
NC 5.1SW<br />
NC D/ASW<br />
NC SWOUT<br />
2CHR 2CHL<br />
6.1R 6.1L<br />
5.1R 5.1L<br />
D/AR D/AL<br />
ROUT LOUT<br />
VSS<br />
LAT<br />
CLK<br />
DATA<br />
(<strong>DB1070</strong>)<br />
(<strong>DB1070</strong>)<br />
(<strong>DB1070</strong>)<br />
E6<br />
D1<br />
BUFFER<br />
VCC<br />
B1<br />
B2<br />
E7<br />
E8<br />
E1<br />
E2<br />
VSS<br />
D7<br />
C702<br />
220p<br />
R702 C701<br />
1k 22<br />
50V<br />
R703<br />
100k<br />
10B<br />
11B<br />
B4<br />
B5<br />
ELECTRICAL<br />
VOLUME<br />
IC701<br />
TC94A07P<br />
D6<br />
B3<br />
C131 2200p<br />
C133 100p<br />
C718<br />
47<br />
16V<br />
12B<br />
1k<br />
R135<br />
2200p<br />
C132<br />
VSS VDD<br />
TRIM TRIM<br />
TRIM TRIM<br />
TRIM TRIM<br />
OUT OUT<br />
VRGND VRGND<br />
IN IN<br />
CS1 CS2<br />
GND LAT<br />
CLK DATA<br />
(Page 29)<br />
27<br />
27<br />
C704<br />
100p<br />
R704<br />
1k<br />
N3<br />
N1<br />
N2<br />
R833<br />
1M<br />
R826<br />
1M<br />
13B<br />
C818<br />
22<br />
25V<br />
C819<br />
22<br />
25V<br />
BUFFER<br />
IC502<br />
M5218AP-22<br />
BUFFER<br />
IC402<br />
M5218AP-22<br />
BUFFER<br />
IC602<br />
M5218AP-22<br />
14B<br />
15B<br />
16B<br />
17B<br />
VCC<br />
VCC<br />
VCC<br />
VSS<br />
VSS<br />
VSS<br />
C502<br />
C552 220p<br />
R553 100k<br />
C812<br />
0.1<br />
220p<br />
C821<br />
0.01<br />
C452 220p<br />
R453 100k<br />
C402 220p<br />
R403 100k<br />
220p<br />
C602<br />
C652 220p<br />
R653 100k<br />
100k<br />
R503<br />
100k<br />
R603<br />
18B<br />
R502 1k<br />
R552<br />
1k<br />
R452<br />
1k<br />
ELECTRICAL<br />
VOLUME<br />
IC501<br />
TC94A07P<br />
R402<br />
1k<br />
R602<br />
1k<br />
C813<br />
0.1<br />
C518<br />
47<br />
16V<br />
C501 22 50V<br />
C551<br />
22<br />
50V<br />
C451<br />
22<br />
50V<br />
ELECTRICAL<br />
VOLUME<br />
IC401<br />
TC94A07P<br />
IC601<br />
TC94A07P<br />
C401<br />
22 50V<br />
C601<br />
22<br />
50V<br />
ELECTRICAL<br />
VOLUME<br />
R652 1k C651 22 50V<br />
The components identified by mark 0 or dotted<br />
line with mark 0 are critical for safety.<br />
Replace only with part number specified.<br />
VSS VDD<br />
TRIM TRIM<br />
TRIM TRIM<br />
TRIM TRIM<br />
OUT OUT<br />
VRGND VRGND<br />
IN IN<br />
CS1 CS2<br />
GND LAT<br />
CLK DATA<br />
C567<br />
47<br />
16V<br />
C467<br />
47<br />
16V<br />
C419<br />
47<br />
16V<br />
C618<br />
47<br />
16V<br />
C667<br />
47<br />
16V<br />
C420<br />
100p<br />
VSS VDD<br />
TRIM TRIM<br />
TRIM TRIM<br />
TRIM TRIM<br />
OUT OUT<br />
VRGND VRGND<br />
IN IN<br />
CS1 CS2<br />
GND LAT<br />
CLK DATA<br />
VSS VDD<br />
TRIM TRIM<br />
TRIM TRIM<br />
TRIM TRIM<br />
OUT OUT<br />
VRGND VRGND<br />
IN IN<br />
CS1 CS2<br />
GND LAT<br />
CLK DATA<br />
C519<br />
100p<br />
R504<br />
1k<br />
N1<br />
C619<br />
100p<br />
N3<br />
N2<br />
J2<br />
N3<br />
R404<br />
1k<br />
J4<br />
N1<br />
N2<br />
J3<br />
N3<br />
R604 1k J5<br />
N1<br />
N2<br />
J6<br />
J1<br />
J6<br />
J5<br />
J4<br />
J3<br />
J2<br />
J1<br />
C703<br />
22<br />
50V<br />
I2<br />
I3<br />
I1<br />
R852<br />
4.7k<br />
R859<br />
2.2k<br />
JW701<br />
(<strong>DB870</strong>)<br />
R813<br />
4.7k<br />
R817<br />
10k<br />
<strong>STR</strong>-<strong>DB870</strong>/<strong>DB1070</strong><br />
RY807<br />
-1<br />
-2<br />
D816<br />
1SS133T-72<br />
Q825<br />
2SC2785TP-<br />
RELAY DRIVE<br />
R853<br />
10k<br />
Q826<br />
2SC2785TP-<br />
RELAY DRIVE<br />
R860<br />
10k<br />
Q808<br />
2SC2785TP-<br />
RELAY DRIVE<br />
R854<br />
10<br />
Les composants identifiés par une marque 0 sont<br />
critiques pour la sécurité. Ne les remplacer que<br />
par une pièce portant le numéro spécifié.<br />
D801<br />
1SS133T-72<br />
D810<br />
1SS133T-72<br />
CN805<br />
11P<br />
SB<br />
C<br />
R<br />
L<br />
SR<br />
SL<br />
PRE,RY-<br />
SW<br />
GND<br />
RY+<br />
FSP,RY-<br />
1A<br />
2A<br />
(Page 28)<br />
(Page 35)
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