Schematic Diagram - Bd94Dc Board - Sony HCD-G2BNiP Service Manual

5-6.

SCHEMATIC DIAGRAM - BD94DC Board -

1 2 3
BD94DC BOARD
A
CN301
16P
VC 16
15
VCC
CL305
E 14
CL304
13
D
B CL301
A 12
CL302
B 11
CL303
10
C
CL306
OPTICAL F 9
PICK-UP BLOCK
8
(KSM-213DCP) GND
CL311
LD 7
VR 6
CL312
5
PD
C CL307
F+ 4
CL309
T+ 3
CL310
T- 2
CL308
F- 1
D
E
F
G
H
I
J
M
(SPINDLE)
K M
(SLED)
HCD-G2BNiP/G2NiP
• See page 50 for Waveforms. • See page 51 for IC Block Diagrams. • See page 56 for IC Pin Function Description.
4 5 6
C160
CL313 100
16V
R304 C308 C309 R301
C301
1 1 100 100k
0.1
16V
CL314
R303 Q301 R127
3.3 2SA2119K 15k
AUTOMATIC
3 POWER CONTROL
R302
0 C130
2.3
0.015
C307
1000p
1.9
SL301
R148
22k
C144
0.01
C134 0.01
CL117
C140 2200p CL118
C138
0.01
C142 0.1
CL119
CL120
C135
0.1
C148 0.1
C145
0.015
CL121
C146
68p
R149 0
R150 0
R151 0
R152 0
R153 0
C143 1000p
R154
0
SL102
R402
2.2k
C403 R405 C407
0.1 10k
R416
0
SL101
IC B/D
28 27 26 25 24 23 22 30 21 20 19 18 17 16 15
IC401
FOCUS/TRACKING COIL DRIVE,
SLED/SPINDLE MOTOR DRIVE
IC401
BA5826HFP-E2
1 2 3 4 5 6 7 29 8 9 10 11 12 13 14
R414 R408
4.7k 2.2k
7 8 9 10
C132
R137
0.1
0
R147
10k
C136 C303 C302 C137 C133
0.1 10 10 0.1 0.1 R138
0
R139
C129 0
47p R130 C124
47k 0.1
R136
R123 R128 5.6k
0 330k
R146
100k
75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57
1.4
76 LPFO
1.6
77 PVREF
1
78 VCOF
79 PVSS3
1.7
80 SLCO
1.6
81 RFI
1.6
82 RFRPI
1.6
83 RFEQ0
1.6
84 VRO
0
85 RESIN
0
86 VMDIR
IC101
1.6
87 TESTR
1.6
88 AGCI CD-MP3 PROCESSOR
1.6
IC101
89 RFO
TC94A70FG-101
3.3
90 RVDD3
2.3
91 LDO
2.3
92 MDI
93 RVSS3
1.8
94 C
1.8
95 A
1.8
96 D
1.8
97 B
1.8
98 F
1.8
99 TNPC
1.8
100 E
2
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
C401 C405
0.1 330 0.1
10V
C101 C104
0.033 0.033
R103
220
R411 C141 C106 C151 C153 C110 C117
0 0.1 0.1 0.047 0.047 0.1 2200p
R415
47k
SL103
SL104
31 31
11 12 13
R219 R218
100k 100k
R115
10k
56 55 54 53 52 51
C125
0.1
PIO2 50
PIO1/ST_REQ 49
0
REQ 48
AOUT2 47
R116
ST_REQ/CKO 46 CL112
10k
0
IRQ 45
TEST 44
3.3
XCCE 43
3.3
BUCK 42
0 R220 100k
BUS3 41
R221 100k
0
BUS2 40
0 R222 100k
BUS1 39
R223 100k
0
BUS0 38
C121 0.1
3.3
XRST 37
0 R118 100 CL228
R117
SRAMSTB 36 100
R119 10k
1.5
VDDM1 35
1.5 CL227
VDD1 34
VSS1 33
3.3
VDDT3 32
DVSS3 31
C207
LOUT 30 CL122
1
DVR 29
3.3 3 4
DVDD3 28
C111
0.1
ROUT 27 CL123
DVSS3 26
C123
0.1
2 1
C126
0.1
1
R110
0
C206
1
R106
1M
X101 R107
16.9344MHz 2.2k
C152 C107
1
0.1 0.1
2
R104 C112 C115 C116
10k 12p 12p 0.1
HCD-G2BNiP/G2NiP
14 15 16 17
CN202
21P
CL207
R205
1 NC
100
CL208
2 M-MUTE
CL209
3 MGND
CL210
4 VM (7V)
CL224
5 I2S-LRCK
CL225
6 I2S-BCK
CL226
7 I2S-DATA
8 DVDD (3.3V)
CL212
A
9 DGND
CL213
10 DGND
R210 100 CL214
MAIN
11 SBSY
BOARD
R211 100 CL215
(2/3)
12 REQ
R212 100 CL216
CN401
13 XCCE
(Page
R213 100 CL217
14 BUCK
39)
R214 100 CL218
15 BUS3
R215 100 CL219
16 BUS2
R216 100 CL220
17 BUS1
R217 100 CL221
18 BUS0
CL222
19 XRST
CL223
20 AGND
21 AVDD (3.3V)
IC B/D
IC201
+1.5V REGULATOR
IC201
MM3404A15URE
R201
0
C204 C201 R204
0.1 100 0
16V
CL229 R202
0
C118 C205 C202
0.1 0.1 100
16V