Schematic Diagram -Bottom Sircs, Fl-Tube, Microphone Section - Sony HCD-ZUX999 Service Manual

5-37. SCHEMATIC DIAGRAM – BOTTOM SIRCS, FL-TUBE, MICROPHONE Section –
1 2
FL-TUBE BOARD
A
IC1453
IC1453
RPM7240-H13R
B
C
CN1453
13P
JL1459
13
D_GND 12
TOP_SIRC_OUT 11
R1476 100
10
EVER3.3V
D+3.3V 9
PANEL
R1477 100
FUNCTION FL_CLK 8
R1479 100
H1
BOARD
FL_TxD 7
(2/2) R1478 100
D FL_LATCH 6
CN1008
(Page 60)
FL_BK 5
FL_GND 4
C1470
VH 3
220
50V
VF2 2
1
VF1
E
BOTTOM SIRCS BOARD
R1451
100
C1443
NO1441
C1442
3P
2200p
6.3V
MAIN
SIRC_GND 1
BOARD
Q
(2/4) EVER3.3V
2
F
CN120
SIRC_OUT
3
(4-6pin)
(Page 43)
G
H
I
HCD-ZUX999
3 4 5
1 8 9 12 13 14 15 16 17 18 19 20 21
R1475 R1474
47k 47k
C1457
100p
1%
C1458
2200p
C1459
10
50V
R1463 R1461
39.4
100 100
1.3
R1459 R1465
100k 100k
1.3
C1460 C1461 C1462
R1467 C1465
100p 100p 100p
68k 270p
1% 1% 1%
C1471
220
Q1456
50V
2SC3052EF-T1-LEF 2SC3052EF-T1-LEF
BUFFER
MICROPHONE BOARD
IC1441
3.3
VCC
IC1441
3.3
OUT PNA4823M03SO
C1441
GND
10 100p
1%
NO1443
9
7
8
(CHASSIS) 2
J501
1
MIC 5
4
6
3
E
ET501
(CHASSIS)
• See page 79 for IC Block Diagram.
6 7
ND1453
FLUORESCENT INDICATOR TUBE
84 85 86 87 88 89 90 91 92 93 94 95 96 97
R1457 R1458 R1460 R1469
39.4 39.4 39.4 39.4
100 100 100 68k
1.4 1.4 1.3 1.4
R1466 R1462 R1464
100k 100k 100k
1.4 1.3 1.3 1.4
R1456 C1469 R1470 C1466 R1455 C1467 R1471 C1468
68k 270p 68k 270p 68k 270p 68k 270p
Q1455 Q1457 Q1453 Q1454
2SC3052EF-T1-LEF 2SC3052EF-T1-LEF 2SC3052EF-T1-LEF
BUFFER BUFFER BUFFER BUFFER
C517 R510
C516
100 22k
0.01
16V
R504
C506
1M
100
16V
C513
100
16V
C514
R515
C503
0.01
2.2 0
50V
R501 1k
R502 C502
100k 0.001
14 13 12 11 10 9 8
IC501
C501
0.1
IC501
NJM2783V (TE2)
MIC AMP
IC B/D 1 2 3 4 5 6 7
R505
27k
C515
4.7
R513
50V
10k
C505
1500p
C518
1000p
R503 R507 R508
1k 47k 10k
C504 C512
1 0.47
50V 50V
Mount Mecha CLP501 153799342
67 67
8 9
104
C1464
0.1
C1463 R1454
47 10
50V
R1453
10
C1455
0.1
C1456
0.1
C1453
R1468 R1473
10
68k 220
50V
C1454
R1472
10
220
50V
R511
22k
R512
22
NO501
5P
6 MIC-SIG
MAIN
5 A-GND
BOARD
M
(4/4)
4 +9V
CN115
3 GND
(7-11pin)
MIC-DET
1
(Page 45)
HCD-ZUX999