![background image](http://html.mh-extra.com/html/toshiba/sd-42hksb/sd-42hksb_service-manual_429740098.webp)
2-61
2-62
• CIRCUIT VOLTAGE CHART
IC203
IC201
IC301
IC3F1
IC501
IC305
IC2A1
IC2M1
PIN STOP PLAY STOP PLAY STOP PLAY STOP PLAY STOP PLAY STOP PLAY STOP PLAY STOP PLAY
1
3.18
3.16 3.12
0
3.17
3.16
0
0
3.12
3.1
3.06 3.05
0
0
2.11 2.14
2
3.12
2.69 3.12
0
0
0
0
0
0
0.41
0.29 0.35
3.16 3.13
2.1
2.12
3
3.12
2.69 3.12
0
3.16
0
0
0
0
0.47
3.06 3.05
3.16 3.13
2.11 2.11
4
0
0
3.12
0
3.16
0
0
0
1.75
1.73
3.06 0.33
0.75 1.55
2.1
2.15
5
3.12
2.74 3.12
3.12 3.17
3.16
0
0
0
0.49
0
0
2.04 3.02
2.1
2.12
6
3.12
2.71 3.12
3.12 3.17
3.16
0
0
0
0
0
0
0
0
0
0
7
3.18
3.17 3.12
0
0
0
0
0
0
0.37
0
0.34
0
0
0
0
8
3.12
2.68 3.12
3.12 3.17
3.16
0
0
0
0.35
0.4
0
0
0.33
2.11 2.12
9
3.12
2.63 0
0
0
0
3.13 2.92
0
0.33
0
3.05
0
0
2.02 1.99
10 0
0
3.12
3.12 0
0
0
0
3.22
3.19
0.33 0
0.44 0
2.1
2.12
11
3.12
2.7
3.12
3.12 0
0
3.13 3.12
0
0
0.41 0
1.72 1.19
2.11 2.12
12 3.12
2.7
3.12
0
0
0
3.2
3.2
0
0
0
0
2.06 2.3
2.09 2.13
13 3.18
3.17 3.12
3.12 3.17
3.16
3.2
3.2
0
0
0
0.46
2.25 3.08
3.25 2.23
14 0
0
3.12
0
0
0
0
0
0
0
0
0
1.32 3.13
2.51 0
15 3.12
3.04 3.12
0
0
0
0
0
0
0.79
3.06 3.05
1.46 2.27
2.51 0
16 3.12
0
3.12
0
2.17
2.18
3.19 0
0
0.74
0
0
0
2.4
0
0
17 3.12
3.02 3.12
0
0.38
2.21
0
0
0
0
3.09 3.07
0
0
2.18 0
18 0
0
3.13
3.12 0.41
0.61
0
0
0
0.71
0
2.82
0
0
0
0
19 0
0
3.13
0
0
0
0
0
3.22
3.1
2.84 3.03
0
0
0
0
20 0
3.12 0
0
0
0
0
0
3.22
3.13
3.05 2.76
0
0
1.52 1.89
21 3.13
0
3.13
0
0
0
0
0
3.22
3.13
0
0
3.01 5.01
1.88 1.89
22 3.13
3.17 0
0
0
0
0
0
1.64
0
0
1.38
3.85 5.01
0
0
23 3.13
0
0
0
0
0
0
0
0
0
0.8
0.79
0
0
3.13 0
24 0
0
3.13
0
0
0
0
0
3.22
3.13
0
0
0
0
0
0
25 3.18
0
3.12
0
0
0
3.11
3.11
0
3.13
1.14 1.1
0
0
7.95 7.92
26 0
0
0
0
3.21
3.16
3.17 3.2
0
3.13
0.38 1.54
3.31 3.63
3.92 3.71
27 0
0
0
3.12 0
0
0
0
3.22
3.11
0
0
0
0
3.92 3.71
28 3.12
0
0
0
0
0
3.11
0
0
1.1
0
0
3.14 3.16
3.9
3.74
29 0
3.12 0
0
0
0
0.61 1.07
0
0
0
0.05
5.15 5.14
3.95 3.68
30 0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
31 0
3.17 0
3.12 0
0
0.6
0
0
0
0
0
0
0
0
0
32 0
0
0
0
0
0
0
0
3.22
1.39
0
0
0
0
1.18 4.2
33 3.1
0
3.12
0
0
0
0.59 0
3.22
0.8
0
0
0
0
1.18 3.43
34 3.18
0
3.12
0
0
0
0
0
1.75
1.52
0.34 0
5.03 4.99
0
0
35 1.5
0
3.12
0
0
0
0.61 0
3.22
2.76
3.03 3.05
2.29 2.34
3.92 3.75
36 0
3.12 0
0
0
0
0
0
3.22
3.11
0
0.34
2.2
2.3
3.93 3.73
37 0
0
1.51
0
0
0
3.18 0
3.22
3.03
0
0
2.2
2.2
3.92 3.73
38 3.18
0
0
0
3.17
3.16
0
0
3.22
2.83
0
0
2.29 2.26
3.92 3.68
39 3.12
3.12 0
0
0
0
0
0
3.22
3.08
0.56 0
2.24 2.24
7.95 7.94
40 3.12
3.12 0
0
0
0
2.17 0
0
0
0.56 0
0
0
7.91 7.87
41 0
3.17 0
0
0
0
0
0
0
0
0
3.05
5.03 5.01
0
0
42 3.12
0
0
0
0
0
0.38 2.28
0
0
3.03 0.45
0
0
0
0
43 3.12
0
0
0
0
0
0
0
0
0.34
3.03 3.05
0
0
0
0
44 3.18
0
0
0
0
0
0.41 0.65
3.22
3.11
0
0
5.03 1.59
0
0
45 3.12
3.12 0
0
3.17
3.15
0
0
0.45
0.33
0
0.44
2.3
2.3
7.95 7.94
46 2.76
3.12 1.56
0
0
0
0
0
0
0
0
0
2.3
2.3
2.11 2.12
47 0
0
0.91
0
3.17
3.15
0
0
0
0
0.38 0
1.74 2.3
2.1
2.12
48 3.12
1.65
0
2.19
0
0
0
0
0
0
0
0
0
2.11 2.12
49 3.12
3.14
0.53 0
0
0
0
3.03 0
0
0
50 0
0
0
0
0
0.43
0.39
0.36 3.05
2.3
2.3
51
0.64
0
3.17
0
0.42
0.45
0
0.34
2.3
2.3
52
0.43
0
3.17
3.19
0.43
0.35
0
0
2.3
2.3
53
0
0
3.11
2.91
3.12
3.11
0
0
2.3
2.3
54
2.58
0
0
0
0
0
0.41 0
2.3
2.3
55
0
0
0
0
0
0.33
3.03 3.05
2.3
2.3
56
3.11
0
0
0
0.39
0.36
0
0.34
2.3
2.3
57
0
0
3.17
3.19
0
0
0
0
2.3
2.3
58
1.65
0
0
0
0
0
0
0
2.3
2.3
59
1.79
0
0
0
0
0.42
0
0
2.29 2.3
60
0
0
0
0
0.44
0.4
0
0.79
2.29 2.3
61
3.13
0
0
0
0.44
0.47
0
0.79
0.36 0.56
62
0
0
0
0
3.12
3.11
0
2.26
0.37 0.62
63
3.13
0
0
0
0.45
0.35
0
0.74
5.03 5.02
64
0
0
0
0
0
0
0
0.78
0
0
65
0
0
0
0
0
0
0
0
66
3.12
0
0
0
0
0
0
0
67
0
0
0
0
0
0.31
3.11
3.1
68
3.13
3.12 3.11
3.1
1.51
0
1.6
1.59
69
4.08
0
0
0
0
1.5
0
0
70
3.13
0
0
3.16
1.47
0
0
0
71
0
0
3.11
3.1
0
0
0
0
72
3.13
3.13 0
0
0
0
0
0
73
0
0
0
0
0
0
0
0
74
0
0
3.11
3.1
0
0
0
0.45
75
0.78
0
0
0
3.12
3.11
3.04 3.05
76
1.41
0
0
0
1.48
1.26
0
0
77
0.77
0
0
0
1.74
1.74
0
0
78
0.77
0
0
0
1.54
1.54
0
0
79
2.1
2.11
3.17
0
1.56
1.55
0
0
80
2.12
2.11
0
0
3.11
3.1
0
0.34
81
3.18
0
3.17
0
3.01
3.01
1.69 0
IC203
IC201
IC301
IC3F1
IC501
IC305
IC2A1
IC2M1
PIN STOP PLAY STOP PLAY STOP PLAY STOP PLAY STOP PLAY STOP PLAY STOP PLAY STOP PLAY
82
3.18
0
3.17
3.19
0
0
0
0
83
1.93
1.93 2.12
2.27
0
0.33
0
0
84
2.11
2.11
0
0
1.74
5.12
0
0
85
0
0
4.41
4.41
0
0
0
0.33
86
0
0
0
0
0
0
0
0
87
1.93
0
0
0
1.42
3.11
88
2.1
0
3.17
3.19
1.87
3.11
89
1.93
1.92 2.66
0
1.67
1.74
90
1.59
0
0
3.17
0
0
91
0.8
0
3.19
0
3.11
3.11
92
2.36
2.36 3.19
3.19
0
3.11
93
2.24
1.6
3.19
3.19
3.11
3.11
94
1.58
1.56 0
0
0
0.34
95
1.64
1.62 3.13
3.13
0
0.34
96
1.58
1.62 0
0
2.82
3.11
97
1.58
1.56 3.19
3.19
0
0
98
0
0
3.19
3.19
0.85
0.92
99
0
0
0.36
0.36
0.89
0.93
100
1.58
0
0
0
0
0
101
3.18
0
1.79
1.74
102
3.18
0
3.23
3.1
103
2.01
2.01
0
0
104
2.01
2.01
0
0
105
0
0
0
0
106
3.12
0
0
0
107
2.07
3.12
3.23
3.09
108
0.41
0
1.74
1.74
109
0
0
0
0
110
2.15
0
1.75
1.3
111
0
0
0.34
0.74
112
0
0
0
1.39
113
0
0
3.2
3.1
114
0
0
0.49
0.64
115
0
0
0
0
116
0
0
1.17
1.29
117
0
0
1.79
1.74
118
0
0
0
0.74
119
0
0
1.17
1.28
120
3.12
0
2.04
1.82
121
0
0
0
0
122
3.12
3.12
0
0
123
3.12
3.12
0
0.36
124
0
0
0
0.36
125
3.12
3.12
3.16
3.1
126
3.12
0
0
0.36
127
2.42
0
0
0
128
0
0
0
0
129
2.41
0
0
0
130
3.18
3.17
0
0
131
3.12
3.12
0
0
132
3.12
0
0
0
133
0
0
3.13
0
134
3.12
3.12
0
0
135
3.12
3.12
1.74
1.74
136
2.45
2.33
0
0
137
1.68
1.65
0
0
138
1.77
1.87
0
0
139
2.45
2.33
0
0
140
2.61
0.32
3.13
3.1
141
2.54
0
0
0
142
3.12
0
0
0
143
0
0
0
0
144
0
0
0
0
145
0
0
3.13
3.09
146
2.54
0
0
0
147
2.54
0
0
0
148
2.54
0
0
0
149
2.54
0
0
0
150
4.76
0
0
0
151
4.13
0
0
0
152
0
0
0
0
153
0
0
0
0
154
0
0
3.13
3.1
155
3.12
0
0
0
156
3.12
0
3.13
3.09
157
3.12
0
0
0
158
0
0
0
1.73
159
0
0
1.74
1.73
160
0
0
1.12
1.83
161
2.64
2.62
3.13
0
162
3.18
3.16
0
0
IC203
IC201
IC301
IC3F1
IC501
IC305
IC2A1
IC2M1
PIN STOP PLAY STOP PLAY STOP PLAY STOP PLAY STOP PLAY STOP PLAY STOP PLAY STOP PLAY
163
3.18
3.15
0
0
164
2.02
0
0
0
165
2.08
0
0
0
166
2.09
0
0
0
167
1.57
0
0
0
168
2.51
0
0
0
169
1.6
1.57
3.13
3.1
170
3.13
3.01
3.13
0
171
2.53
0
0
0
172
0
0
0.44
0.6
173
3.11
0
0.4
2.15
174
3.11
0
2.2
2.15
175
3.11
3.1
0
0
176
0
0
0.66
0.8
177
3.12
0
0
0
178
3.12
2.59
0.65
0.83
179
3.11
3.03
0.65
0.79
180
0
0
0.67
0.79
181
0
0
0
3.1
182
0
0
3.13
3.1
183
0
0
0
0
184
0
0
3.13
3.1
185
0
0
0
0
186
3.17
0
0
0
187
0.69
0
0
0
188
3.18
3.12
0
0
189
0.66
0.77
0
3.1
190
0.65
0
0
0
191
0.67
0.87
0
0
192
0
0
0
1.75
193
2.21
2.17
3.13
3.09
194
0.41
0
3.13
3.16
195
0.45
0
0
0
196
0
0
3.13
3.1
197
0
0
0
0
198
0
0
3.13
0
199
0
3.12
3.13
3.1
200
0
0
0
3.1
201
0
0
0
0
202
0
1.22
3.18
0
203
0
1.22
3.18
3.1
204
0
0
0
0
205
3.11
3.11
0
0
206
1.53
3.11
0
3.1
207
3.12
0
0
0
208
3.12
3.12
0.37
0
209
0
0
210
3.13
3.1
211
0
0
212
0
0
213
0
0
214
0
0
215
0
0
216
0
0
217
0
0
218
0
0
219
0
0
220
0
3.12
221
0
0
222
0
0
223
0
0
224
0
0
225
3.13
0
226
0
0
227
0
0.41
228
0
0
229
0
0
230
0
0
231
0
0
232
0
0.43
233
3.24
0
234
0
0.45
235
0
0.34
236
0
0
237
0
0
238
0
0
239
0
0
240
0
0.36
241
242
243
Summary of Contents for SD-42HKSB
Page 2: ... 1 1 SECTION 1 OWNER S MANUAL SECTION 2 SERVICE MANUAL ...
Page 3: ... 1 2 SECTION 1 OWNER S MANUAL Safety Precautions 1 1 INTRODUCTION ...
Page 4: ... 1 3 Some Dos and Don ts on the Safe Use of Equipment 1 1 INTRODUCTION ...
Page 6: ... 1 5 Before Use 1 1 INTRODUCTION ...
Page 7: ... 1 6 1 1 INTRODUCTION ...
Page 8: ... 1 7 Front Panel and Display Window 1 1 INTRODUCTION ...
Page 9: ... 1 8 Remote Control 1 1 INTRODUCTION ...
Page 10: ... 1 9 Rear Panel 1 1 INTRODUCTION ...
Page 11: ... 1 10 Connections 1 2 PREPARATION ...
Page 12: ... 1 11 VIDEO OUT IN AUDIO L AUDIO R VIDEO OUT IN AUDIO L AUDIO R OPTICAL 1 2 PREPARATION ...
Page 13: ... 1 12 1 2 PREPARATION ...
Page 14: ... 1 13 Before Operation 1 2 PREPARATION ...
Page 15: ... 1 14 1 2 PREPARATION ...
Page 16: ... 1 15 TV T A 1 3 2 1 2 PREPARATION ...
Page 17: ... 1 16 1 2 PREPARATION ...
Page 18: ... 1 17 er 1 2 PREPARATION ...
Page 19: ... 1 18 Operation with DVD and Video CD 1 3 OPERATION ...
Page 20: ... 1 19 T T 1 3 OPERATION ...
Page 21: ... 1 20 1 3 OPERATION ...
Page 22: ... 1 21 Operation with Audio CD and MP3 Disc 1 3 OPERATION ...
Page 23: ... 1 22 Programmed Playback 1 3 OPERATION VCD1 1 VCD2 0 MP3 CD ...
Page 24: ... 1 23 Operation with Radio 1 3 OPERATION ...
Page 25: ... 1 24 Additional Information 1 3 OPERATION ...
Page 26: ... 1 25 1 3 OPERATION ...
Page 27: ... 1 26 Troubleshooting 1 4 REFERENCE ...
Page 28: ... 1 27 Language Code List 1 4 REFERENCE ...
Page 29: ... 1 28 Area Code List 1 4 REFERENCE ...
Page 30: ... 1 29 Specification 1 4 REFERENCE ...
Page 42: ... 2 12 INTERNAL BLOCK DIAGRAM OF ICs CS4228 CS49300 ...
Page 43: ... 2 13 CS8415A NJM2279 NJU7312A ...
Page 70: ...2 17 2 18 BLOCK DIAGRAM ...
Page 71: ...2 19 2 20 SHEMATIC DIAGRAMS AMP SCHEMATIC DIAGRAM ...
Page 72: ...2 21 2 22 I O SCHEMATIC DIAGRAM ...
Page 73: ...2 23 2 24 DSP DIGITAL AUDIO PROCESSING SCHEMATIC DIAGRAM ...
Page 76: ... µ COM SCHEMATIC DIAGRAM 2 29 2 30 ...
Page 77: ...2 31 2 32 PRINTED CIRCUIT DIAGRAMS MAIN P C BOARD SOLDER SIDE ...
Page 78: ...2 33 2 34 MAIN P C BOARD COMPONENT SIDE ...
Page 79: ...2 35 2 36 MAIN FRONT P C BOARD SOLDER SIDE MAIN FRONT P C BOARD COMPONENT SIDE ...
Page 92: ... 2 50 MEMO ...
Page 93: ...2 51 2 52 SCHEMATIC DIAGRAMS DRIVE RF SCHEMATIC DIAGRAM ...
Page 94: ...2 54 2 53 MPEG SCHEMATIC DIAGRAM ...
Page 95: ...2 55 2 56 µ COM SCHEMATIC DIAGRAM ...
Page 96: ...2 57 2 58 DVD DSP DIGITAL SIGNAL PROCESSING SCHEMATIC DIAGRAM ...
Page 100: ...2 65 2 66 PRINTED CIRCUIT DIAGRAM DVD P C BOARD SOLDER SIDE ...
Page 101: ...2 67 2 68 DVD P C BOARD COMPONENT SIDE ...
Page 102: ...MEMO MEMO ...