48
VOLTAGE CHART
3. IC DRIVER/SWITCH VOLTAGE CHARTS
1
5.1
5.1
5.1
5.1
5.1
5.1
5.1
2
0
5.1
0
0
0
5.1
0
3
0
0
5
5
5
0
5
4
5
5
5
5
5
5
5
5
2.3
2.3
2.3
2.3
2.3
2.3
2.3
6
4.9
4.9
4.9
4.9
4.9
4.9
4.9
7
4.9
4.9
4.9
4.9
4.9
4.9
4.9
8
4.9
4.9
4.9
4.9
4.9
4.9
4.9
9
5
5
5
5
5
5
5
10
0
0
0
0
0
0
0
11
0
0
0
0
0
0
0
12
0
0
0
0
0
0
0
13
5
5
5
5
5
5
5
14
-26
-26
-26
-26
-26
-26
-26
15
-26
-26
-26
-26
-26
-26
-26
16
-26
-26
-26
-26
-26
-26
-26
17
-26
-26
-26
-26
-26
-26
-26
18
-26
-26
-26
-26
-26
-26
-26
19
-26
-26
-26
-26
-26
-26
-26
20
-26
-26
-26
-26
-26
-26
-26
21
-26
-26
-26
-26
-26
-26
-26
22
-26
-26
-26
-26
-26
-26
-26
MODE
IC DRIVER (IC701)
PIN No.
STOP
REC
PLAY
REW/
REV/FWD
REC
PLAY
F.FWD
SEARCH
PAUSE
PAUSE
23
-24
-24
-24
-24
-24
-24
-24
24
-24
-24
-24
-24
-24
-24
-24
25
-24
-24
-24
-24
-24
-24
-24
26
-24
-24
-24
-24
-24
-24
-24
27
-24
-24
-24
-24
-24
-24
-24
28
-24
-24
-24
-24
-24
-24
-24
29
-24
-24
-24
-24
-24
-24
-24
30
-25.7
-25.7
-25.7
-25.7
-25.7
-25.7
-25.7
31
-22
-22
-22
-22
-22
-22
-22
32
-22
-22
-22
-22
-22
-22
-22
33
-22
-22
-22
-22
-22
-22
-22
34
-22
-22
-22
-22
-22
-22
-22
35
-22
-22
-22
-22
-22
-22
-22
36
-22
-22
-22
-22
-22
-22
-22
37
-22
-22
-22
-22
-22
-22
-22
38
-22
-22
-22
-22
-22
-22
-22
39
-22
-22
-22
-22
-22
-22
-22
40
-22
-22
-22
-22
-22
-22
-22
41
-22
-22
-22
-22
-22
-22
-22
42
-22
-22
-22
-22
-22
-22
-22
43
-22
-22
-22
-22
-22
-22
-22
44
-22
-22
-22
-22
-22
-22
-22
MODE
IC DRIVER (IC701)
PIN No.
STOP
REC
PLAY
REW/
REV/FWD
REC
PLAY
F.FWD
SEARCH
PAUSE
PAUSE
Summary of Contents for DR-C912B
Page 13: ...11 INSTRUMENT DISASSEMBLY...
Page 37: ...35 EXPLODED VIEW 6 1 EXPLODED VIEW OF DECK ASS Y TOP VIEW...
Page 38: ...36 EXPLODED VIEW 6 2 EXPLODED VIEW OF DECK ASS Y BOTTOM VIEW...
Page 39: ...37 EXPLODED VIEW 6 3 EXPLODED VIEW OF FL ASS Y...
Page 40: ...38 EXPLODED VIEW D0040 D0040 D0020 D0050 D0010 D0060 D0070...
Page 41: ...39 EXPLODED VIEW REMARK PART NAME N O Q TY PART NO MATERIAL...
Page 42: ...40 ELECTRICAL ADJUSTMENT Fig 1 Main board test point control location guide component...
Page 44: ...42 WAVEFORMS VIDEO WAVEFORMS 480 4 6 20 34...
Page 46: ...44 WAVEFORMS 24 25 26 27 31 30 29 28 SERVO WAVEFORMS...
Page 101: ...SERVO SYSCON SCHEMATIC DIAGRAM DVD COMBO RECEIVER 99 SCHEMATIC DIAGRAM...
Page 102: ...100 SCHEMATIC DIAGRAM VIDEO AUDIO SCHEMATIC DIAGRAM DVD COMBO RECEIVER...
Page 103: ...Hi Fi S W PIF MPX SCHEMATIC DIAGRAM DVD COMBO RECEIVER 101 SCHEMATIC DIAGRAM...
Page 104: ...DIGITAL AUDIO VIDEO SCHEMATIC DIAGRAM DVD COMBO RECEIVER 102 SCHEMATIC DIAGRAM...
Page 105: ...RECEIVER FRONT PART SCHEMATIC DIAGRAM 103 SCHEMATIC DIAGRAM...
Page 106: ...104 SCHEMATIC DIAGRAM DIGITAL AMP SCHEMATIC DIAGRAM...
Page 111: ...109 SCHEMATIC DIAGRAM DVD SCHEMATIC DIAGRAM 5 VIDEO AUDIO...
Page 112: ...110 BLOCK DIAGRAM RECEIVER SERVO SYSCON BLOCK DIAGRAM...
Page 113: ...111 BLOCK DIAGRAM COMBO RECEIVER VIDEO BLOCK DIAGRAM...
Page 114: ...NORMAL AUDIO BLOCK DIAGRAM 112 BLOCK DIAGRAM...
Page 116: ...114 BLOCK DIAGRAM DIGITAL AUDIO BLOCK DIAGRAM...
Page 117: ...AMP BLOCK DIAGRAM 115 BLOCK DIAGRAM...
Page 118: ...MAIN PCB CIRCUIT BOARD RTD300 116 CIRCUIT BOARD INDEX...
Page 119: ...117 CIRCUIT BOARD INDEX POWER LOGIC PCB CIRCUIT BOARD RTD300...
Page 120: ...118 CIRCUIT BOARD INDEX AMP PCB CIRCUIT BOARD RTD300...
Page 132: ...686 AHYEON DONG MAPO GU SEOUL KOREA C P O BOX 8003 SEOUL KOREA DAEWOO ELECTRONICS Corp...