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6-8.
SCHEMATIC DIAGRAM – DIGITAL Board (1/5) – •
*FM/AM TUNER UNIT
STEREO
TUNED
MUTING
C1306
C1307
P1
R CH
0.1
0.1
GND
P2
AM
L CH
FM DET OUT
VDD 12V
VDD 3.3V
FMIF OUT
FM
75Ω
GND
COAXIAL
DO
CLOCK
DATA
CE
CN1105
15P
*SUPPLIED AS
THE ASSEMBLED
BLOCK
CN1104
21P
MBUS_OUT
A1
MBUS_TV
A2
MBUS_DVD
A3
MBUS_V1
A4
SIRCS
A5
+5V(B_UP)
OSD_DATA
A6
OSD_CS
A7
OSD_CLK
A8
V-SYNC
A9
A10
P/N
A11
GND_A1
A12
(Page 29)
CTRL A1
R1809
10k
A13
V_SW1
A14
V_SW2
A15
V SW3
A16
V SW4
-5V
+5V
GND
GND
DIGITAL
OPTICAL RECEIVER
IC1401
R1406
TORX179
100
DVD/LD
OPTICAL
IN
DIGITAL
OPTICAL RECEIVER
IC1402
R1407
TORX178
100
TV/SAT
OPTICAL
IN
DIGITAL
OPTICAL RECEIVER
IC1403
R1408
TORX178
100
DIGITAL
MD/DAT
OPTICAL
IN
DIGITAL
OPTICAL
TRANSCEIVER
IC1404
TOTX178A
MD/DAT
OPTICAL
OUT
R1402
100
J1401
1P
DVD/LD
COAXIAL
IN
C1401
R1401
0.01
(CHASSIS)
•
See page 44 for Waveform.
See page 44 for IC Block Diagrams.
B1
B2
B3
R1304
39k
C1308 R1303
0.1
39k
+12V REGULATOR
O
I
G
C1309
100
IC1301
16V
7812
B5
C1310
IC1302
100
2933
B6
16V
B7
G
O
I
B8
+3.3V REGULATOR
+5V REGULATOR
IC1801
7805
O
I
G
Q1801
2SB733
B+ SWITCH
+5V REGULATOR
IC1802
7805
O
I
R1801
R1802
G
680
10k
Q1803
2SB733
B+ SWITCH
R1804
R1803
10k
680
Q1802
RT1N141C
V POWER
Q1804
ON/OFF
RT1N141C
C1801
C1802
D POWER
100
470
16V
16V
ON/OFF
FB1402
FB1401
21A
21A
C1411
R1414
10
C1413
10k
50V
0.1
IC1406
TC74HC153
R1415
10k
Q1402
2SC2712
INVERTER
Q1401
2SC2712
INVERTER
C1403
0.1
DIGITAL SELECT
R1412
5.6k
FB1403
21A
C1415
0.01
R1410
R1413
33k
4.7k
R1403
R1404
1k
560k
R1409
C1404
22k
C1412
R1411
0.1
0.1
100
C1416
0.22
C1409
0.1
C1414
0.1
FB1404
21A
INVERTER
C1405
IC1405
0.1
TC7WU04F
CLOCK
C1427
SELECT
0.1
IC1407
TC7WH157FU
R1405
C1406
100
22 50V
75
R1429
0
(Page 22)
D1801
1SR154
IC1803
IC1804
2905
2933
I
O
I
O
G
G
C1807
C1808
220
470
16V
16V
+5V REGULATOR
+3.3V REGULATOR
R1417
10k
R1416
10k
R1425
100
C1419
C1420
R1419
R1420
C1421
C1425
0.1
1000p
10k
10k
0.1
100p
R1428
4.7k
DIGITAL AUDIO
INTERFACE RECEIVER
IC1408
C1423
C1431
LC89056W-E
0.1
220
16V
C1417
0.1
C1418
47
16V
R1426
100
R1435
100
C1422
0.1
R1436
R1437
100
220
FB1407
OSC
21B
FB1406
21B
R1422
100
FB1405
471
R1418
100
(Page 24)
21
21
R1430
100
H3
H2
R1427
1k
COUNTER
IC1409
TC7WH74FU
C1428
0.1
R1432
100
R1434
R1433
100
150
GND
C1429
15p
VCC
R1431
X1401
C1426
1M
24.576MHz
IC1410
47
C1424
TC7WU04F
16V
0.1
STR-DE1075
CN1106
9P
SUB T
L1
V.POWER
PW_RY
L2
+8V
GND
L3
STOP
+32V
D1802
1SS352
FL2
(Page 42)
FL1
MD2
L4
MD0
L5
L6
RESET
GND
VDD
SIN1
L7
SOT1
L8
CN1107
7P
(Page 23)
(Page 25)
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