Teac CX-225iDAB Service Manual page 21

CX-225iDAB/MC-DX450iDAB
1 2
A
MOTOR
CN13
LOADING+
LOADING+
LOADING-
LOADING-
CN13
MOTOR
1 LOADING+
2 LOADING-
B
SLED+ SLED+
SLED- SLED-
SHEET 02
LIMIT-SW
CD_LIMIT_SW
SPINDLE+ MGND SPINDLE+
SPINDLE- SPINDLE-
CN12
MECHANISM
1 SLED+
2 SLED-
3 LIMIT_SW
MGND
4
5 SPINDLE+
6 SPINDLE-
C
TRK-
FCS+
FCS-
D101
R134
TRK+
VR
0 1SS355T
PD
PD
LD
PDIC GND
VCC
GND
VREF
PDIC F
PDIC B
PDIC D
PDIC A
PDIC C
PDIC E
CN11
D
+RF3.3V
MECHANISM
1 TRK+
2 FCS+
3 FCS-
GND
4 TRK-
5
VR
6
PD
7 LD
8 PDIC_GND
GND
9 VCC
10 VREF
11 PDIC F
12 PDIC B
13 PDIC D
14 PDIC A
15 PDIC C
16 PDIC E
E
MAIN PCB
3
CD DSP PART
SHEET 02
SHEET 04
MOTOR DRIVE
+MD8V
TA2125
IC12
R135
470
MGND
19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36
18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
MGND
GND GND
R102
R101
0
0
+RF3.3V
+RF3.3V
GND
1 2
E
100 TNI
C142
TNPC
99
F 1000P
TPI
98
B
FPI1
97
D
FPI2
96
A
FNI1
95
C
FNI2
94
GND
RVSS3
93
PD
MDI
92
Q101 LDO
91
L101 A1504S
RVDD3
+RF3.3V 90
10uH C141 68P
RFO
89
C140 0.1uF
AGCI
88
C139
0.015u TSETR
87
C138 0.1uF
VMDIR
86
C137
0.01uF
RESIN
85
R132 22K
VRO
F
84
RFEQO
B
83
C135 0.1uF
D RFRPI
82
C134
4700P
A RFI
81
C133 0.01uF
C SLCO
80
LOADING+ E PVSS3
79
CD C132 0.01uF
VCOF
78
PVREF
77
C131
GND LPFO
76
0.015u
75 74
R131
15K
R130 330K
R129 150K
R128
+VREF
C129 47P 47K
C128 0.033u
GND
4 5
MOTOR DRIVE POWER
IC15
+MD8V
CVIKIA7808AF
3
GND
MGND MGND
+DSP3.3V
+VREF
47/25V C152
+DSP3.3V
C116
0.1uF
C115 12P
+1.5V
GND
R103
6.8K C114 12P
GND
GND
XVDD3 C117
3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
GND C153
DVSS3 26
100/16V
RO 27
DVDD3 28
29
DVR
30
LO
31
DVSS3-2
VDDT3 32
C120
VSS2 33
IC11
VDD1-2 34
TC94A70FG C121
VDDM1 35
STBY 36
GND
/RST 37
CD DSP
BUS0 38
39
BUS1
40
ZIPANG BUS2/SO
BUS3/SI 41
BUCK 42
CCE 43
TEST 44
R116
IRQ 45
100K
AOUT3 46
AOUT2 47
R117 100K
PIO0 48
PIO1
49
R118 100K
PIO2
50
73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
GND
+DSP3.3V
GND
GND GND
GND
6 7
+M8V
M+12V M+12V
BN31 BN31
1
OUT IN
2
MGND
MGND
+ST5V
+ST5V
Q103
A107S
Q102
Z_MUTE
-12V
C107S
GND
C154
R110 R124
R111
+DSP3.3V
220
330 3.3/50V
D1304T
0.1uF Q104
R142
2.2K
R109 C155
D1304T
75 22/16V
Q105
R143
G N D G N D GND
2.2K
R114 C156 R125
R115
0.1uF
+1.5V 330 3.3/50V 220 220
0.1uF
GND
R248
0
DSP_RESET
SHEET 02
R277 0
CD_BUS2
R278 0
CD_BUS3
R279 0
CD_BUCK
R280
0
CD_CCE
CD DSP POWER
3.3V, 1.5V
+RF3.3V +DSP3.3V +USB3.3V
+MAIN5V
IC13
KIA1117S33 KIA1117S15
3 In Out 2
1
GND
MGND
GND
CX-225iDAB/MC-DX450iDAB
Micro Hi-Fi System
8
CD_R
220
D1304T
Q106
R144
2.2K
D1304T
Q107
R145
GND
2.2K
CD_L
+1.5V
IC14
3 In Out 2
1
GND