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12. Schematic Diagrams
12-1 Main


AIC1 417/090/100




TIC1 LA1836




TIC2 LC72131




DIC2
LC4966




OIC1 DIC1 M65846
LC4066




FIC2
TDA7439




QIC2 IR3R42




Samsung Electronics 12-1
Schematic Diagrams

12-2 Front




UIC1
LC866548V-XXXX

UIC2
NJU3718


UIC3
BA3834




MIC1
BA4560
UIC4
MSM6654




12-2 Samsung Elctronics
Schematic Diagrams
12-3 Deck




BA3312N
JIC4
L-CH




HA12203
GND




JIC3
R-CH




L-CH
L-CH/R
R-CH/R
R-CH
GND
ERASE




JIC5 NJU3716
SIC2
MC14066

SIC1
NJM074 SIC3
NJM072




TC9173P
JIC6
SIC7
NJM318




SIC4
NJM072




SIC8
NJM318




SIC6
Schematic Diagrams

12-4 CD


G3X8(KB9223 + KS9286)
SCHEMATIC DIAGRAM
NCW101




1
NCW100 NIC9223
KB9223
2
ASSP

1
NIC9286 2
KS9286
DSP&D/ACON




NIC9258
KA9258




1-CD 3-CD
NIC1641/SIC2 SIC1 LB1641

NCW104




12-4 Samsung Electronics
Voltage Table

IC Name KB9223 KB9223 KA9258 IC Name KB9223 KB9223

No. STOP MODE PLAY MODE STOP MODE PLAY MODE STOP MODE PLAY MODE No. STOP MODE PLAY MODE STOP MODE PLAY MODE

1 5V 5V 2.5V 4.5V 41 0V 0V
2 2.5V 4.5V 42 0V 0V
3 2.5V 2.5V 43 0V 0V
4 44 0V 0V
5 8V 8V 45 0V 0V
6 0V 0V 5V 5V 46 0V 0V
7 5V 5V 5V 5V 47
8 2.5V 2.5V 0V 0V 48
9 49
10 2.5V 2.5V 50
11 2.5V 4.5V 51
12 2.5V 4.5V 52
13 0V 0V 0V 0V 53 0V 0V
14 54
15 55
16 56 5V 5V
17 2.5V 2.5V 2.5V 4.5V 57
18 0V 0V 5V 5V 2.5V 4.5V 58
19 5V 0V 2.5V 2.5V 59
20 60
21 0V 0V 8V 8V 61 0V 0V
22 2.5V 2.5V 8V 8V 62 0V 0V
23 2.5V 2.5V 63
24 0V 5V 64 0V 0V 0V 0V
25 0V 5V 2.5V 2.5V 65 0V 0V
26 2.5V 4.5V 66
27 2.5V 4.5V 67 0V 0V
28 0V 0V 0V 0V 68
29 69
30 70 5V 3.8V
31 71 2.5V 2.5V
32 72 5V 5V
33 73 0V 5V
34 0V 0V 5V 5V 74 5V 5V
35 75
36 5V 0V 76
37 77 0V 0V
38 0V 5V 78
39 0V 0V 79 5V 5V
40 0V 5V 0V 0V 80 0V 0V 0V 0V