Prology MCD-315-U Schematic
PROLOGY
MCD-315U
Saturn High-Tech, Inc.
ANT INPUT
L101
4.7uH
D101
D102
X
X
Q01
9014S
R01
10K
R02
10K
Q02
9014S
1K
R021
C03
470
1uF
R020
C02
1uF
470
10
R-OUT
9
Audio GND
8
L -OUT
R03
1K
7
Mute
1K
6
RX
1K
5
TX
4
+5V
EC03
3
GND
100uF
2
MIC-
1
MIC+
CON101
10Pin
CON301
N.C
DAT3
CMD
GND
3V3
CLK
SD/MMC G ND
DATO
N.C
SW
SD/MMC CARD Socket
GND
11PIN
CON302
RX
GND
TX
M-
M+
IR LED
6V5
R-Audio
Audio-GND
L-Audio
OP SW
To Servo Board
CL SW
CD CLK
DO
DI
RESET
CH SW
L-OUT
A-GND
R-OUT
D-GND
21PIN
D3
CMD
GND
CON3107PIN
CLK
D-GND
DO
SW
R352
10K
C320
R357
X
100K
CON304
1
Open SW
2
3 1
Close SW
3PIN
U.S.A Freq D307=N.C ,D314=N.C
EUR Freq D307=1N4148, D314=N.C
ORIT Freq D307=1N4148, D314=1N4148
LTAIN Freq D307=N.C , D314=1N4148
AM ANT
FM ANT
AM LOC
FM DX
1
2345678
C101
104
R104
22K
R101
1K
C107
104
R05
EC01
22K
47uF
R06
47K
R07
R04
22K
1uF
C01
IC01
4558
68K
R010
C04
1uF
47K
R0151K
R09
22K
R012
R016
22K
R017
EC04
C07
100uF
C05
104
R302B
R301A
100K
100K
11
100K
R302A
D3
10
CMD
9
8
7
6
SDC
5
SDG
SDO
4
3
2
1
R304B
100K
R304A
100K
RX
21
20
19
TX
M-
18
M+
17
IR LED
16
CD6V5
15
14
R-Audio
13
12
L-Audio
R335A
OP-SW
11
4K7
R335B 4K7
CL-SW
10
R331 1K
CD CLK
9
R333
DO
8
1K
1K
DI
7
R332
RST
1K
6
R335
R335C
5
CH-SW
10K
R336
CD-L
4
1K
3
A-GND
R337
2
CD-R
1K
1
7
D3
6
CMD
5
4
SDC
3
SDG
2
SDO
1
R340
10K
R351
USB DP
12K
R319
6K8
R320
Q305
9014
10K
3
R341
2
R343
47K
47K
IN3
IN4
IN5
D304
D303
EN Slide-Down
EN Bluetooth
D312
D310
D311
EN REC
EN AUX
CD Only
D317
D318
EN Flash
EN Sub-woofer
R345
R344
470K
470K
234
765
R011
D319
R102
10K
R08
68K
R013
R342
1K
D305
EN Only
Radio Module
RF GND
Q102
9014S
X
IN2
Menu key
LOC/DX
EN Mute Key
Q118 2SD882P
0
SCL
R375A
LED
IC305
9014S
C118
SDA
Q114
R152
2K2
104
4u7
T2
T1
VSS2
VDD2
XI
XO
NC
RCLK
BU1923
680
Reser SW
OUT
GND
85mA
70mA
C135
104
EC114
Q115
100uF
9015S
R153
R154
1K
1K
EC110
47uF
Q116
9014S
EC119
4u7
C140
C129
104
89
CMP
7
VSS3
6
VSS1
5
ADD1
4
MUX
3
VREF
2
RDATA
1
QUAI
C126
R177
IC102
1K
RDATARCLK
R173
R174
10K
Q121
10
9
9014S
B
A
8
PH-R
PH-L
BT-Mu
R325 10K
R330
10K
PH+5V
Q304
9014
R394
2K7
R396
4K7
D329
1N4148
DTH
LED
3
2
1
CON309
3PIN
2SD882P
Q314
R372
270 1/4W
C316
EC307
X
103
EC306
47uF
MIC-
MIC+
C319
470PF
RADIO
RF GND
RF GND
FM VT
AM VCC+
GND
AM/FM OSC
FM VCC+
FM/AM VCC+
AM VT
Audio-GND
L OUT
R OUT
GND
N.C
ST/RQ
S.Meter
ST/SD IND
SNC
DET OUT
104
R137
470
R312
10K
C304
104
R389
560 1/4W
EC305
4u7
FM/AM VCC+
C111
223
R138
10 1/6W
C115
102
C116
103
R142
R143
10
R141
1K
9
1K
1K
8
7
6
1K
SDA
5
R145
SCL
4
1K
R146
STB
3
R147 1K
2
C124
33PF
1
XL101
7.2MHz
C125
33PF
R133
C149
10
102
C150
103
R317
R315
470
10K
ZD302
R316
6V8
10K
10K
10K
10K
10K
R395
10K
OP-SW
IR LED
R392
CL-SW
CL-SW
10K
OP-SW
CD CLK
R391
CH-SW
DO
X
DI
DI
CD CLK
RST
CH-SW
R388
1K
ZD304
4V7
R387
18K
C318
104
1N4001
D327
Q315
9014S
R380
10K
IN
GND
R364
Q309
22K
2SD772P
R365
560 1/4W
Q310
R366
9014S
R373
560 1/4W
R386
10K
R361
470K
R367
1K
9
1011121314151617181920212223242526
EC102
100uF
C103
R105
4K7
104
Q101
9014S
C106
X
R103
103
C102
X
BT-Mu
PH-L
C06
X
1
R014
4K7
8
R131
EC02
100uF
47
PH-R
BT-RX
BT-TX
PH+5V
MICMIC+
C310
EC116
100uF
104
LED101
EC302
SW301
100uF
CD6V5
IN1
DOUT1
R334 1K
DOUT2
DOUT3
IN3
IN4
IN5
IN6
IN7
CD ON
CE
VLED
VOL
IN2
K1
K2
R339
100K
R324
10K
Q306
9014S
IN1
D306
D307
EN RDS
AREA1
DOUT1
D314
D313
AREA2
Disable AM
DOUT2
D321
D320
N.C
Disable Color
DOUT3
R346
R347
470K
470K
C109
C110
EC103
104
R106
100uF
100K
C105
C104
1uF
X
Q122
9015S
R118
EC111
R121
2u2
2K2
R120
1K
C146
470
R122
104
8K2
Q103
9014S
Q104
EC112
9014S
0.22uF
R129
1K
R130
Q106
9014S
470 1/4W
C158104
Q107
9014S
R307
10K
CON303
LED
3pIN
1
3
2
2
3
1
E,J SW
180
R308
CTL
X
CTL1
R306
R305
4K7
R309
4K7
47K
R305A
64
63
60
61
62
1
DOUT1
IN1/OP-M
2
ST SD Input
DOTU2
3
DOUT3
4
IN3/OP-P
5
IN 4/CL -P
6
IN5/Panel Power
7
IN6/MUTE
8
IN7/USB Power
9
CD/M-Power
10
LCD CE
11
Volume LED CTL
12
Phone Power
13
Encoder Volume
14
IN2/CL-M
15
Key1
16
Key2
R338
4K7
SA OUT17Phone Mute18SD/USB DET19LCD INH20VAREF21VSSA 22VDD-323VSS-324SUB-WOOFER MUTE25BEEP Out26RDS CLOCK27Panel SW28RDS DATA29LCD-DATA 30LCD-CLK31PLL-STB
C307
104
DTH
INH
CPU+5V
IC302
R358
1K
123456789
R356
2K2
IN1
IN2
R355
2K2
C312
CD ON
IN7
IN5
IC303 CMD6208
123456789
R353
2K2
IN3
IN4
R354
2K2
EC304
C313
100uF
104
JP5
X
33K
R125
C147
VDD-2
CMD6208
104
104
EC105
100uF
22K
R117
R119
4K7
C141
102
C142
102
C143
R124
102
2K2
102
R123 22K
C144
C145
1K
223
R126
R127
150
1K5
R128
D103
150
1N4148
103
C147A
Q105
9014S
C301
104
R310
XL301
C302
4MHz
30PF
C303
30PF
55
56
57
59
58
54
EVD
OSC2
VSS-2
OSC1
RESET
TLI/REMOTE
IC301
TF60USB
C308
104
RCLK
Q307
2SD882P
EC303
100uF
C306
104
CON306
C315
1uF
C114
R136
C112
C108
104
11
12
13
14
15
16
17
18
19
20
820PF
10K R327
680 1/4W
224
10
Q112
C113
104
9013G
ZD102
5V6
EC106
47uF
U.S. A=H
AF MUTE
ST/MONO
VDD
FM=H,AM=LAM-OSC
FM-OSC
FM SEEK SW
LOCAL/DX
GND
DATA
AM IF
CLOCK
FM IF
STB
AGC OUT
XT-
DO1
XT+
D02
IC101 TC9257
R132
Q108
9014C
EC120
ZD101
47uF
10V
R313
1K
R314
1K
Q301
9015S
R311
10K
ZD301
3V9
SDA
R326
SCL
REM
R328
R329
EC301
52
53
50
100uF
VPP
CTL249CTL1
48
VSS-1
47
VDD-1
Vol/PLLSDA51Vol/PLLSDK
46
CL SW
45
ACC IN
44
POWER ON
43
OP SW
42
XM/IPOD DIRCET
41
CD CLOCK
40
CD DATA OUT
39
CD DATA IN
38
CD Reset
37
CH SW
36
DANCE-SE/SESIN
35
S-Meter
34
VSS
33
VDD
32
D326
1N4001
RDATA
STB
DATA
CLK
CD6V5
M-
M+
C311
8550D
Q317
1uF
R384
10K
C309
R382
102
560 1/4W
680 1/6W
ZD306
IC304 KA7808
7V5
R359
OUT
EC310
100uF
R362
10K
C314
2PIN
M
104
10
R148
R149
Mute Drive
0
C135A
104
R155
10K
Q111
EC118
330PF
9014S
C119
4K7
C120
JP3
104
0
R135
EC107
JP4
10
11
100uF
10
12
R168
13
14
56PF
C121
15
16
R178
4.332MHz
XL102
1K
C122
56PF
C159
104
Q125
9014S
R318
Q302
15K
9014S
R321
1K
R322
100K
R323
Q303
1K
9015S
Vpp
Reset
OSC1
R390
10K
Q308
9015S
R393
10K
D328
1N4148
R375
680
LED301
CON305
680
R374
1
4
2
3
3
2
4
1
4PIN
KA7808
Q311
8550
IN
R368
R369
22K
560 1/4W
R369A
560 1/4W
470K
Q312
9014S
C135B
153
25PF
11
EC113
100uF
104
C128
560PF
10K
12
XM-L-IN
INH6VEE7GND
5
C165
USB DN
ZD305
5V6
R161 8K2
C127
104
C160
1uF
C163 1uF
13
L-OUT
AUX IN
4
1uF
CPU+5V
USB DP
R385
47K
2SD882P
EC109
100uF
C130
153
Q110
9014S
R164
4K7
14
C161
1uF
C166
Q320
9014
C325
C137
10 1/4W
R157
R159
C139
470
102
102
Q117
C136
C138
103
R162
8K2
C131
102
C132
102
R163
4K7
103
R158
10 1/4W
ZD106
R160
9V1
470
ZD103
9V1
C133
R165
152
152
C134
Q109
9014S
R-Audio
AUX-L
R175
10
L-Audio
IP-L
IP-R
XM-L
16
15
VDD
EC125
100uF
IC103
CD4052
AUX IN
R-OUT3XM-R-IN
2
1
XM-R
AUX-R
1uF
C162
1uF
R413
6K8
CD-L
A-GND
CD-R
R414
6K8
R501
1K
R502
100K
EC505
X
1357910
2
CD CLK
DI
CPU Upgrade Socket
ACC IN
X
DANCE-SE
EC308
C324
104
K1
VOL
INH
CE
CLK
DATA
DTH
K2
REM
R383
VLED
USB DN
USB DP
100uF
C321
104
X
R370A
R376
R377
R378 1K
R379
CPU+5V
R381
2K2
1K
R370
CPU+5V
10 1/2W
Q316
2SD882P
C322
ZD303
5V6
103
To Panel Board
X
1
KEY1
2
VOL
1K
3
INH
4
1K
CE
5
CLK
1K
6
DATA
7
DTH
8
CPU+5V
9
KEY2
10
LCD+8V
11
KEY/IC GND
12
POW LED
13
REMOTE
14
Lamp GND
15
LED+5V
16
VOL LED
17
USB+5V
18
USB DN
19
USB DP
20
USB GND
21
MIC-
22
MIC+
R399
R397
2K7
100K
R411
C404
R412
C419
C420
C421
C422 1uF
C423
C408
C409
X
EC418
10uF
Reset
C323
102
EC309
47uF
22PIN
CON307
EC108
100uF
R166
100K
2K2
1uF
C405
1uF
2K2
X
Q504
9014S
864
Vpp
D330
1N4148
Q401
8050D
Q402
9014S
R401
1K
EC401
104
100uF
ACOUTR/
1
AC2OUTR
2
ACINR/FILOR
3
ACINL/FI LOL
ACOUTL/
4
AC2OUTL
C418
5
IPOD-L
1uF
1uF
6
IPOD-R
1uF
7
AUX/XM-L
1uF
AUX/XM-R
8
9
Radio - L
1uF
10
Radio - R
C424
11
CD - L
1uF
C425
12
DIFFG
1uF
C426
13
CD - R
1uF
14 15
CREF GND
R503
1K5 1/4W
CON308
10PIN
OSC1
R612
10K
R398
2K2
EC607
100uF
3V3
C603 104
GND
OUT
IN
IC603
3V3
EC608
C602
100uF
R601
104
10K
R603
1M
C401
ZD401
IC403
TDA7419
BT-RX
RX
CTL
BT-TX
TX
Q607
2SD772P
9V1
R504
22K
CTL1
PH+5V
R402A
MIC IN
VREF
SAOUT
SAIN
VDD
SDA
SCL
MUTE
FL
RL
RR
FR
SUB - OUT
C410
1uF
R616
R615 12K
8
7
VEE
GND
IC604 CD4052
B9A10XM-TX out11ip TX out12TX-IN13BT-TX out
R619
9014S
10uF
R402
EC440
10 1/6W
Q410
9013G
R417
100K
EC421
47uF
EC422
47uF
EC423
47uF
EC424
47uF
1uF
C412
C414 1uF
100
R429
100K
R434
R432
4u7
R529
R530
4K7
22K
876
IC503
NJM4558
123
R532
22K
Q609
9014S
C605
1uF
C608
1uF
6
8
5
V-
C2-
N.C7N.C
IC602
ST232
N.C9N.C10TX IN11RX OUT12RX IN13TX OUT14GND15VDD
R602
560 1/4W
R604 22K
R467
EC438
100uF
EC429
100uF
C415
1uF
C413
1uF
R433
100K
R435
100K
100K
C607
2
4
3
V+
C1-
C2+
EC605
100uF
C601
104
ZD601
Q601
2SD772P
C402
470
104
EC404
EC403
100uF
100uF
28
27
R418
10K
26
R419
DANCE-SE
25
10K
24
1K
R420
SDA
23
1K
R421
SCL
22
21
R425
20
2K2
R426
19
2K2
R427
18
2K2
R428
17
2K2
16
R423
2K2
Q503
9015S
EC511
R528
10
R526
47K
EC512
100uF
47K
R527
R531
EC510
4K7
4u7
XM-L
XM-R
6K8
4
3
5
6
1
2
INH
ipod
RX IN
RX-OUT
BT-RX IN
XM-RX IN
VDD
15
14
16
C604
104
IC601
KA7805
IN
OUT
GND
R620
1K
R602A
Q608
470
9014S
560 1/4W
Q602
R609A
R609
47K
4K7
R462
R468
R469
100
22K
47K
R470
R471
82K
22K
5
22K
5V6
IC401
NJM4558
4
R465
9014S
D501
1N4148
C610
R445
22K
R424
10K
100
R447
22K
R443
47K
R611
4K7
R610
100
R605
1K
22K
R448
22K
5
4
R444
R514
220
R535
22K
R536
22K
R540 22K
Q606
R607
R606
103
EC606
47uF
R608
R466
82K
R451
100
R449
82K
876
IC402
NJM4558
123
R442
22K
82K
D401
EC444
R440
1N4148
10uF
10K
R438
68K
R517
R516
470K
2K2
EC503
100uF
Q502
8050Y
EC513
R539
4u7
22K
R542
4K7
R537
EC515
22K
10uF
R538
22K
R543
1K
EC514
100uF
EC516
4u7
9014S
R614
100K
8
7
6
5
4
3
RX
2
TX
1
CON601
8PIN
10
Q605
9012G
C611
102
R630
22K
R631
560 1/4W
R632
560 1/4W
10K
Q604
9014S
R464
47K
R446 47K
Q407
R533
22K
5
4
R534
22K
C606
1uF
1uF
1
C1+
16
Q603
9013G
R472
47
EC439
100uF
876
Q404
9014S
123
EC437
10uF
R461
100
EC431
10uF
R450
47
EC432
100uF
Q406
9014S
R452
100
EC430
R431
4K7
Q415
9014S
R545
10K
102
C506
4K7
C507
R541
EC201
100uF
R458
100
Q403
9014S
R457
100
R453
100
Q405
9014S
R454
100
10uF
R436
9015S
1K5 1/4W
SUB-WOOFER OUTPUT
R518
10K
XM-R IN
102
XM-L IN
R544
10K
C204
1uF
4u7
EC202
IP-R
R201
10
R202
47K
R203
R205
47K
4K7
IP-L
EC203
4u7
AUX-L
EC901
100uF
AUX-R
EC436
R459
10K
R460
10K
EC435
4u7
EC434
4u7
R456
10K
R455
10K
EC433
4u7
R439
1M
Q408
R441
22K
R204
4K7
876
123
R206
22K
R901
10
4u7
R903
4K7
RL CH
RR CH
FR CH
FL CH
R207
22K
IC201
NJM4558
R902
4K7
876
123
R905
22K
10K
R805
R904
NJM4558
R801
47K
Q801
9014S
C801
1uF
R804
1K5
X
R803
R802
EC802
X
R806
1K5
R807
1K5
R808
1K5
R809
R811
1K5
R810
1K5
FL CH
FR CH
RR CH
RL CH
1N4148
Q701
8550
R705
10K
Q702
9014s
R208
22K
5
4
R210
22K
22K
IC901
22
C803
Mute p in
1uF
CH1 IN
11
C804
1K5
472
TDA7381=4x30W
TDA7384=4x40W
TDA7386=4x50W
TDA7560-4x60W
C805
1uF
12
CH2 IN
C806
472
IC801
TDA7386
C807
1uF
CH3 IN
14
C808
1K5
472
13
S-GND
C809
1uF
CH4 IN
15
TAB
C810
1
4
472
C813
1uF
FR-
FL+
FR+
FL-
RR+
JP16
0
RR-
L701
D701
3uH
1N5401
RL+
RL-
Q708
8550
D702
R702
47uF
EC701
1 1/2W
R701
R706
10K
1K5 1/4W
R703
22K
R723
R704
2K7
2K7
R714
R719
2K2
2K2
R711
EC702
4u7
1K
C205
R230
1uF
10K
9014S
EC205
R215
4u7
22K
R216
R209
22K
4K7
R212
EC207
C201
22K
10uF
R213
22K
4K7
C202
EC204
R211
100uF
22K
R218
R214
EC206
22K
4u7
EC904
R912
22K
R908
R906
22K
R910
22K
EC905
5
22K
10uF
R911
4
R907
22K
EC902
R909
100uF
22K
22K
R913 22K
EC903
EC803
2200uF
C802
104
20
6
RL+
9
CH1 OUT+
BATT+
8
PO-GND
RL-
CH1 OUT-
7
RR+
5
CH2 OUT+
2
PO-GND
RR-
CH2 OUT-
3
FR+
21
CH3 OUT+
24
PO-GND
FR-
CH3 OUT-
23
FL+
17
CH4 OUT+
18
PO-GND
FL-
CH4 OUT-
19
Stby
16
10
EC804
C812
1uF
47uF
R812
10K
CON701
20PIN
1
FR-
2
FL+
3
FR+
4
FL-
20Pin jack
RR+
5
NC
6
7
RR-
ANT
8
21
15A FUSE
9
NC
10
BATT+
RL+
11
12
GND
22
13
RL-
14
Front Left Line Out
15
ACC IN
16
Front Right Line Out
17
Line Out GND
18
Line Out GND
Rear Right Line Out
19
20
Rear Lef t Line O ut
Q703
2SD772P
R707
22K
R709
22K
R710
Q709
R713
9014S
560 1/4W
Q704
R712
47K
9014S
R229
10K
Q202
R223
1K
R219
1K
102
1
876
1K
54 3
R217
102
R221
CON201
1K
9Pin
R917
4u7
1K5
R914
C901
4K7
102
1K
C902
R916
102
4K7
R915
R918
1K5
4u7
R725
1K
R715 10K
Q710
9014S
Q707
9014S
R721
560 1/4W
R716
1 1/2W
560 1/4W
Q706
9015S
R708
1 1/2W
R717
R718
100K
560 1/4W
Q705
2SD772P
C203
104
100uF
EC210
Q204
9014S
R224
10K
R225
100K
10K
R226
2
1
9
Ipod Input
AUX-L IN
AUX-R IN
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