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5-6. SCHEMATIC DIAGRAM – DIGITAL Board (5/5) – • See page 38 for IC Block Diagrams.<br />
(Page<br />
16)<br />
(Page 18)<br />
1G<br />
2G<br />
3G<br />
4G<br />
5G<br />
6G<br />
1J<br />
2J<br />
3J<br />
4J<br />
5J<br />
6J<br />
7J<br />
8J<br />
9J<br />
1I<br />
O1<br />
C1201<br />
330<br />
25V<br />
O2<br />
O3<br />
O4<br />
C1202<br />
0.1<br />
R1202 100<br />
R1203 100<br />
N1<br />
R1201<br />
100<br />
FB1201 21A<br />
R1204<br />
10k<br />
N2<br />
N3<br />
N4<br />
N5<br />
* C1811,1815<br />
1000 16V (<strong>DB870</strong>/EXCEPT <strong>DB1070</strong>: AEP, UK)<br />
1000 63V (<strong>DB1070</strong>:AEP, UK)<br />
C1214 4700p<br />
D/A CONVERTER<br />
IC1201<br />
PCM1604Y/2K<br />
C1203 0.1<br />
R1270 8.2k<br />
R1260 8.2k<br />
R1250 8.2k<br />
R1240 8.2k<br />
J2<br />
J3<br />
(<strong>DB1070</strong>)<br />
J4<br />
C1205 10 50V<br />
J5<br />
C1815<br />
*<br />
C1811<br />
*<br />
C1212<br />
0.1<br />
C1206 0.1<br />
C1208<br />
10<br />
50V<br />
C1204<br />
220<br />
16V<br />
+3.3V REGULATOR<br />
FB1202<br />
21A<br />
R1212 100<br />
R1220<br />
8.2k<br />
R1230<br />
8.2k<br />
C1210<br />
0.1<br />
C1211<br />
0.1<br />
C1207<br />
10<br />
50V<br />
IC1808<br />
7805<br />
19<br />
R1280<br />
8.2k<br />
IC1806 IC1805<br />
2933 NJM2391-26<br />
O I<br />
G<br />
+5V REGULATOR<br />
(Page 17) (Page 15)<br />
C1809<br />
470<br />
16V<br />
J7<br />
J6<br />
O I<br />
G<br />
J1<br />
+2.5V REGULATOR<br />
O I<br />
G<br />
Q1813,1814<br />
D POWER<br />
SWITCH<br />
Q1813<br />
2SB733<br />
R1807<br />
680<br />
D1803<br />
1SR154<br />
IC1202<br />
PCM1748<br />
D/A CONVERTER<br />
R1808<br />
10k<br />
Q1814<br />
RT1N141C<br />
Q1810<br />
2SD1733<br />
B+ SWITCH<br />
19<br />
D1703<br />
1SS184<br />
C1213<br />
10<br />
50V<br />
R1701<br />
10k<br />
Q1703<br />
RT1N141C-T<br />
Q1703-1705<br />
MUTING SWITCH<br />
C1812<br />
4700<br />
6.3V<br />
2I<br />
3I<br />
Q1705<br />
2SC2712-YG<br />
C1702<br />
220p<br />
+5V REGULATOR<br />
IC1807<br />
7805<br />
O I<br />
G<br />
Q1704<br />
2SC2712-YG<br />
R1798<br />
10k<br />
D POWER<br />
4I<br />
5I<br />
6I<br />
7I<br />
R1797<br />
10k<br />
Q1811,1812<br />
SWITCH<br />
R1795<br />
10k<br />
Q1811<br />
2SB733<br />
R1805<br />
680<br />
Q1812<br />
RT1N141C<br />
R1806<br />
10k<br />
8I<br />
9I<br />
10I<br />
11I<br />
1D<br />
2D<br />
D14<br />
D13<br />
D12<br />
D11<br />
D10<br />
D9<br />
D8<br />
D7<br />
D6<br />
D5<br />
D4<br />
D3<br />
D2<br />
D1<br />
CN1108<br />
3P<br />
-5V<br />
D.GND<br />
8V<br />
CN1102<br />
21P<br />
DATA<br />
CLK<br />
FUNC-LAT<br />
SB-RY<br />
PRE-RY<br />
2ND-RY<br />
C-RY<br />
REAR-RY<br />
W-FR-RY<br />
HP-RY<br />
SP-FR-RY<br />
HP-CONT<br />
CD-RY<br />
PROTECTOR<br />
AC-MUTE<br />
VOL-LAT<br />
S-MUTE<br />
GND<br />
GND<br />
-15V<br />
+15V<br />
CN1109<br />
2P<br />
<strong>STR</strong>-<strong>DB870</strong>/<strong>DB1070</strong><br />
(Page 37)<br />
(Page 29)<br />
(Page 29)
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