Page 1
TRAY
CAR
D708
1N4148
D709
1N4148
+
AGND2
AGND2
+
TRAY-
M
M701
M
M702
VAI PARA PICK-UP
TRAY+
CAR-
CAR+
SPIN+
SPIN-
SLEDGE+
SLEDGE-
GND
HOME_SW
10
9
8
7
6
5
4
3
2
1
CN703
AGND2
VA3
C773 C774
AGND2
100u 100u
AGND2
GND
12
13
16
9
16
13
9
12
AGND2
16
13
9
12
AGND2
C703
-
+
-
+
10
GND
C706
+
-
+
-
10
C709
+
-
+
_
10
100n
5
100n
5
100n
5
+9V
7
-
+
6
1
-
+
2
14
TDA7073AT
IC703
VA4
2
+
1
6
+
7
14
TDA7073AT
IC704
VA4
2
+
1
6
+
7
14
TDA7073AT
IC705
C704
22n
C705
10n
C707
C708
VA5VA5
R705
+
100u
C772
VA5
R792
10
R772R771
102,2
R776
2,2
+
R778 R779
2,2 2,2
VA2
C769
100u
VA1
VDD1
VA2/2
+
1k 1k
R774 R773
100n
C770
AGND3AGND3
VDAC
R777
100
VDD2
R791
2,2
R770
2,2
BC817
1N4148
AGND2
Q709
D706
C762
100u
VA6
VA4
VA3
C766
100u
AGND1
VD3V3
100n
C771
+
GNDGND
100k
C702
3k3
R706
22n
R701
100k
R702
100k
C701
3K9
R703
22n
R704
100k
C712
12k
R707
R710 R709
R713R714
22n
22n
12k
R708
VD3V3
1K 1k
820 470
470330
R712 R711
AGND2 AGND2 AGND2
R715
12k
R716
12k
R717
12k
+
100n
C759
100u
C760
DGND
DGND
VA6
R768
22p
C713
22p
4K7
VA6
C710
C711
X702
12MHz
0,47u
+
VA6
100n
100n
DGND
C714
IC702
OM5232 (SMD)
17
VDD1
38
VDD2
15
XTAL1
14
XTAL2
16
VSS1
28
VSS2
39
VSS3
6
VSS4
4
RST
29
EA/Vpp
26
PSEN
27
ALE
5
RXD
7
TXD
8
INTO
9
INTI
10
11
T1
12
WR
13
RD
SW701
CDM_POS
DGND
SW702
CAR_POS
DGND
SW703
TRAY_SW
open
open
open
P0
/AD
P1
P2P3TO
0
7
0
RSTN
7
00
77
close
close
close
DGND
CAR
CDM
SCL
SDA
A10
A11
A12
A13
A14
A15
+5V
37
36
35
34
33
32
31
30
40
41
42
43
44
1
2
3
18
A8
19
A9
20
21
22
23
24
25
VA6
10k
R789
10k
R790
C763
100n
C764
100u
+
GNDGND
R780
39
1N746
1N5226B
D707
3V3
IC706
1
2
3
4
5
6
7
TZA1025
LD
VCCL
CFIL
MON
DIN
GND
RGADJ
VCC
EQSEL
CDRW
RFEQO
RFFB
CMFBPWRON
14
13
12
11
10
9
8
100n
C721
AGND1
R724
CDRW
10k
R725
10k
120p
C776
C780
10n
AGND1
C722
3n3
R727
1k
120p
C777
VDD2
100n
C733
VDD1
10k
R718
C734
DGND
787
10k
R
100n
+5V
10k
10k
R748
R747
10k
R749
10k
R793
+9V
+5V
+9V
GND
+5V
L_OUT
GND
R_OUT
RX
NC
TX
1
2
3
4
5
6
7
8
1Vrms / 1kHz / 0dB
9
CN701
C716
100n
AGND1
R721
C778
10n
R719
10n
100n
C719
+
1k5 3k3
R720
C718
C717
100u/16V
10
C720
22n
AGND1AGND1AGND1AGND1
GND
VA3
1/2VCC
MON
GND
VAI PARA PICK-UP
49505152535455565758596061626364
SBSY
SFSY
SUB
RCK
TEST3
SILD
RAB
SCL
SDA
RESET
SCLI
SDI
WCLI
V2/V3
VSSD1
32313029282726252423222120191817
DGND
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
DGND
DGND
1N4148
D701
C745
1n
C746
R750
10k
1N4148
1N4148
+9V
+
22u
D703
D704
DGND
R751
220k
R752
220k
R753
4k7
BC857B
VA1 VA1
D702
1N4148
22u
C747
AGND3 AGND3
1N4004
Q703
C748
D705
++
220U
C750
1n5
C749
1n5
R754
22K
R756
22K
R755
22K
R757
22K
VA2/2
R758
R760
VA2/2
VA2/2
R759
R761
10k
15k
10k
15k
C752
220p
3
IC707-A
NE4558N
2
C754
100p
C751
220p
5
IC707-B
NE4558N
6
C753
100p
VA2
C756
+
100n
47u
C755
AGND3
8
4
R766
1k
R767
1k
+
1
47u
C757
+
7
47u
R764
C758
100
10k
R762
AGND3 AGND3
22k
R722
R765
100
10k
R763
AGND3 AGND3
1k
R723
BC847B
Q702
BC847B
Q701
+
-
+
-
V5
V4
V1
LDON
MOTO2
VSSD3
MOTO1
IC701
SAA7325
LN
VDDA2
LP
Vneg
Vpos
+
100u
C743
C744
RP
RN
100n
22k
C729
C730
C738
AGND1
100n
100n
220p
AGND1
R745
C739
220p
AGND1
R786
330
R746
C731
220p
C740
AGND1
100n
8M4672Hz
1k8
3k9
R729
100n
C715
AGND1 AGND1
15
14
D3
13
D5
12
11
10
LD
D4
D1
D2
R+
F-
F+
R-
9
8
7
6
5
4
3
2
1
CN702
AGND1
10n
C779
R730
3k9
R731
R732 R733
1k 33k
AGND1
R734 R735
1k 33k
AGND1
R736 R737
1k 22k
AGND1
R738 R739
1k 22k
AGND1
R740 R741
1k 33k
AGND1
R742
1k
AGND1
VA1
4n7
C723
4n7
C724
4n7
C725
4n7
C726
2n7
C727
R743
33k
2n7
C728
C735
AGND1
220p
AGND1
C736
R744
220p
AGND1
27k
220p
C737
C732
X701
100k
DGND
1
HFREF
47p
2
HFIN
3
ISLICE
4
VSSA1
5
VDDA1
6
Iref
7
VRIN
8
D1
9
D2
10
D3
11
D4
12
R1
13
R2
14
VSSA2
15
CROUT
16
CRIN
VDAC
AGND3 AGND3
C742C741
33p33p
SL
FO
RA
CFLG
VDDD2(C)
WCLK
DATA
SELPLL
CL16
TEST1
DGND DGND
DOBM
VDDD1(P)
EF
SCLK
VSSD2
TEST2
CL11/4
STATUS
KILL
C
A
DES.
PROJ.
APRO.
P.A.ALT.
NOME
ROBERTO
INCLUSAO DA SERIE MD3300FE
INCLUSAO DAS SERIES MD3500C/DD
INCLUSAO DAS SERIES MD3280E / MD3300E
CONFORME AMV-302/99B
INCLUSAO DA SERIE MD3300D / R.703 ERA 4K7 / R.714 ERA 470R
DISCRIMINACAO
TITULO:
ESQUEMA ELETRICO PCI CD
MD3280B/D/E-MD3300B/D/E/F-MD3500B/C/D
MAT.DATA
27/08/99
ACAB.
ESC.
01/09/99ANDRE
MOD.
MD3280/MD3300/MD3500
COD.
ANDRE
ANDRE
ANDRE
ANDRE
ANDRE
20/10/99
15/10/99
04/10/99
24/09/99
10/09/99
DATAVISTO
PROJECAO
N.TOL.TOL.
1.00.52159.02
mmemdimensoes
Page 2
POWER
SW601
VFD
VOLUME
E601
W-E
1
DATA_R
2
BUSCLK
3
M/T
4
PB_1/2
5
STBY_PW
6
MUTE_PW
7
SURROUND
8
SW602
CD
SW603
TAPE
SW604
AM
SW605
CD_1 CD_3CD_2
FM
DISC
SEQUENCIA NO PAINEL
STOP
SW607SW606
PL/PS
SURROUND
UPDOWN
SW617
SW618
EQUAL
SW619
X-TONE
SW620
OPEN/C
+5V
P/R_SW
1
2
GND_2
3
REF_AC
4
STBY
5
-VFD
6
FIL_A
7
DATA
8
CLOCK
9
FIL_B
1
M_RP
2
M_P
3
MOTOR
4
+5V
5
GND
6
REC
7
SW613
WAVE
SW614
SW610SW609SW608
SW612SW611
FLASH
SW615
SW616
MODE
+5V
R619
R620 R618
180 22K
RESET OPCIONAL
10K
R617
10KBZV55F3V3
Q603
BC547B
R616
10K
+5V
IC604
KA7542
Q602
BC547B
D601
1N4148
L601
opc.
1
3
2
+5V
+5V
+5V
C606
1u
R680
10k
R606
10k
R679
10k
R614
10K
+
R607
4K7
BC547B
C608
100n
C626
C625
C623
C624
47p
47p
47p
47p
R672
R673
R674
1k
1k
C630
C631
C632
C617
47p
47p
47p
47p
47p
47p
47p
47p
C635
C634
C637
C636
C628
C627
10n
10n
R667
R666
R665
1k
MUTE_PW
PB_1/2
R675
BUSCLK
1k
R676
R677
R678
1k
1k
1k
DATA_R
1k
1k
1k
1k
R669
R671
1k
STBY
ENC_1
ENC_2
MOTOR
R668
W-E
M/T
M_P
M_RP
1k
R663
1k
C618
47p
1
2
3
4
5
6
7
8
9
10
11
PA6
PA5
PA4
PA3
PA2
PA1
PA0
PB0
PB1
PB2
PB3
1k
R664
P/R_SW
R662
CLOCK
Vpp
PA7
PB5
PB4
+5V
R608
5K6
C609
100p
Q601
1k
RESET
IRQ
N/C
RESET
IC601
MC68HCO5C9A
SC427426
N/C
PB7
PB6
15141312
4M7
R601
1k
1k
R660
R661
100n
C607
R659
VDD
N/C
Vss
PC7
OSC1
PC6
R670
SURROUND
TCAP
OSC2
PD3/MOSI
PD2/MISO
PC4
PC5
1k
X601
6MHz
1k
3435363738394041424344
TCMP
PD5/SS
PD4/SCK
PD1/TDO
PDO/RDI
22212019181716
C603
100n
PD7
PC0
PC1
PC2
PC3
N/C
C601
33p
C602
33p
C620
33
32
31
30
29
28
27
26
25
24
23
47p
STB
CLK
D_IN
D_OUT
STBY_PW
DATA
CLOCK
+5V
jump
L602
+
C604
10u/16V
C619
100p
R658
1k
C656
330p
R657
0R
R656
1k
R655
RX
TX
1k
R654
1k
R653
1k
R652
1k
R651
1k
R650
1k
C615
47p
C629
C614
47p
47p
C616
7p
4
C622
C610
C621
47p
C613
47p
C612
47p
47p
C611
47p
47p
C655
330p
CN602
SERIAL
COM CD
JUMPER
RX
LEDS
TX
+5V
C654
330p
C653
330p
+
1u/100V
C657
11
22
33
44
55
66
77
88
99
1010
1111
1212
1313
L603
jump
R648
R647
R646
R645
R644
D610
1N4148
1N4148
SURROUND
353637383940414243
40 35 30 25 20 15 10 1
44
VFD DISPLAY
SVA-10MM08
VFD601
R639
R640
R641
R642
R643
100
100
100
100
Grid8
Seg20/Grid9
IC602
SW4
SW3
100
Vee
seg19/Grid10
Din
Dout
R609
56K
D609
1k2
R615
D606
AZUL
R681
R682
R683
R684
R603
100
100
100
100
100
1k
1k
1k
1k
4k7
39 38 37 36 35 34 33 32 31 30 29 28 27
40
Grid5
Grid4
Grid3
Grid2
Grid1
Vdd
LED5
LED4
LED3
LED2
LED1
Vss
OSC
SW1
1
+5V
Grid7Grid6
uPD16311
SW2
41
42
43
44
45
46
47
48
49
50
51
52
ENCODER
VOLUME
E601
R638
1k1k1k1k1k
Vdd
Seg18/Grid11
Seg15/Grid14
IC
CLK
R610
2K2
10K
R605
10n
C651
2028192918301731163215
R637
Seg17/Grid12
Seg14/Grid15
STB
R611
2K2
+5V
R636
Seg16/Grid13
Seg13/Grid16
KEY1
10K
R635
R634
Seg12/KS12
Seg11/KS11
Seg10/KS10
Seg9/KS9
Seg8/KS8
Seg7/KS7
Seg6/KS6
Seg5/KS5
Seg4/KS4
Seg3/KS3
Seg2/KS2
Seg1/KS1
KEY3
KEY2
1312111098765432
R612
2K2
R604
10n
C650
27262524232221
5
R633
1k
R632
26
25
24
23
22
21
20
19
18
17
16
15
14
Vdd
KEY4
D602
D603
D604
D605
4 X 1N4148
R613
2K2
SENSOR
REMOTO
DISCO 1
1 PLAY/PAUSE
DISCO 2
2
DISCO 3
3
4
X-TONE
5
6
7
8
9
10
11
12
220
220
R631
220
R630
220
R629
220
R628
220
R627
220
R626
220
R625
220
R624
220
R623
220
R622
220
R621
IR601
RPM6936/V4
13
14
15
OPEN/CLOSEPOWER
16
17
#
18
#
19
#
20
#
21
# #
22
#
23
#
24
R602
33
+
C605
47u/16V
STOP
DISC
SURROUND
#
#
#
#
#
#
R685
22k
BC847B
Q604
R686
22k
BC847B
Q605
484746454443424140393837
363534333231302928272625
212019181716151413
+5V
25
26
27
28
29
30
31
32
33
34
35
36
CD
TAPE
AM
FM
#
#
#
#
#
#
#
242322
121110987654321
WAVE
37
EQUAL
38
MODE
39
FLASH
40
41
42
43
44
45
46
47
48
UPDOWN
#
#
#
#
#
#
#
PCI LATERAL
PCI FRONTAL
A
DES.
PROJ.
APRO.
AMV-186/00 R657 ERA 1K / INCLUSAO DA SERIE MD3280G 29/05/00E
P.A.ALT.
ROBERTO
NOME
INCLUSAO DA SERIE MD3280E 01/10/99C
INCLUSAO DA SERIE MD3280D 02/09/99B
INCLUSAO DAS SERIES B/D/F - MD3280B/C 03/08/99ANDRE
DISCRIMINACAO
TITULO:
ESQUEMA ELETRICO
PCI FRONTAL/LATERAL MD3260/MD3280
MAT.DATA
11/06/99
ACAB.
ESC.
02/09/99ANDRE
MD3260A/B/D/F-MD3280B/C/D/E/F/G
.
MOD
ANDRE
ANDRE
ANDRE
ANDRE
PROJECAO
N.TOL.TOL.
1.00.52150.06
COD.
04/01/00INCLUSAO DA SERIE MD3280FD
DATAVISTO
mmemdimensoes
Page 3
STBY_PW
MUTE_PW
SURROUND
S-201
W-E
DATA_R
BUSCLK
M/T
PB_1/2
P/R_SW
GND_2
REF_AC
STBY
-VFD
FIL_A
DATA
CLOCK
FIL_B
M_RP
M_P
MOTOR
+5V
GND
REC
PLAY
HEAD
1
1n
C157
IO2
BO4
R145
D108
10K
5V1
R143
10K
R142
1n
AMin
BO3
MO-0V
ST-5V
R147
1K2
1K5
C162
VDD
FMin
LC72131M
BO2
BO1
+
100u
C154
2K2
R141
PD
DO
1K
R150
C163
C151
1u
+
VSS
Ain
Aout
CL
DI
CE
1K
1K
1K
R151
R152
R153
22n
2
T104
4
6
22n
C126
AM_IFT
21
+
22n
R118
AM_ANT
IC102
R117
4,7u
1K
C132
COMP
R124
1n
C129
DETIF
TUN
DRV
22n
C141
R120
1u
+
22n
1K
47K
R125
C130
CF103
VCO
AM/FM PHASE
47K
R126
CF104
3
64
R116
VR101
5K6
24 23 22 21 20 19 18 17 16 15 14 13
BUFF
LA1832M
5K6
LEVEL
DET
FM
IF
2
3
C138
AM
OSC
ALC
R119
opc.
"S"
CURVE
FM
DET
Reg
22n
8K2
10K
AM RF
AMP
AM
MIX
+
10u
C139
33p
C128
AGC
AM AM
AM/FM
IF
BUFF
22n
C140
2K7
MUTE
SW
VccGND
270
R127
+
1K
R121
1u
C134
C131
22n
C133
CSB456F16
DEC
ST
SW
ST
TRIG
DRV
FFFFFF
PILOT
DET
DET
+
C145
2,2u
C144
22n
C142
C143
CDA10.7MG46-A
22n
C146
+
1n
22p
R122
+
121110987654321
1u
Q103
BC847B
470K
R123
4k7
3K3
R128
22n
10u
C135
C136
MO-5V
ST-0V
4,7u
4,7u
+++
C148
1u
4K7
C147
R132
5V
1K8
R129
R130
R131
330p
C149
4K7
C164
R133
10K
47K
C153
R140
1K
IFIN
IC103
IO1
10 9 8 7 6 5 4 3 2 1
TU-0V
FM-0V
AM-5V
R146
3K9
L103
100u
L104
100u
3
4
5
6
7
8
1
2
3
REF_AC
4
5
-VFD
6
FIL_A
7
8
9
FIL_B
1
2
3
4
+5V
5
6
7
GND
C101 C102
1
AM
2
3
FM
CN101
FM
1
82p 4p7
6 3
T101
D103
1N4148
C106
7
4n
C109
C108
FM - 1,2 ~ 8,5 V
AM - 1,0 ~ 7,1 V
ANT
4p7
R102
4n7
D101
4
C107
1n
RF_FM
L101
22
1N4148
C103
10p
SVC211SPA
100K
R101
22n
C110
C124
R114
R115
SFU450B
T103
opc.
1
3
AM_OSC
10K
C125
10K
C127
4
T105
6
CF102
SVC321SPA-C
R112
D102
1N4148
IC101
Reg.
RF AMP
10n
C104
D107
R103
RF-IN
By-Pass
RF-Out
2
FM IFT
3
33K
22n
C114
C105
T102
MIX.
Mix_In
4p7
C115
Buffer AMPBIAS
Local
OSC
Mix_Out
15p
C111
R106
47K
Q101
BF199
OSC
OSC Mon.
987654321
10
R104
33p
C112
opc.
C113
R105
GND
6
4
1n
Vcc
OSC_FM
L102
680
C117
C116
100p
TA7358AP
22n
C121
SVC211SPA
R111
SVC321SPA-C
C122
18p
R107
47
+
10u
C118
R108
47
D106
VTUN_FM
C119
100K
100K
D105
470p
BC857B
22p
R109
R110
Q102
R113
10K
4K7
C120
D104
47n
18p
68K
C123
CF101
10.7MA8
+
100u
C137
LC72131M
L101
1
2
3
CN902
1.31.99568.00
L102
1.31.99569.00
T101
1.31.99559.00
T102
1.31.99560.00
T103
1.31.99556.00
T104
1.31.99561.00
T105
R913
(-)
47
5
4
C906
1.31.99558.00
1.42.15069.00
1.42.11016.35
1.42.15030.00
1.42.15070.00
C905
220u
1/2VCC
C907
22n
220u
+9V
1/2VCC1/2VCC 1/2VCC
10K
R963
R965
Q914
BC847B
22K
47K
R964
CF101
CF102
CF103
CF104
+9V
2n7
C901
L
R
2n7
C902
C903
5n6
330K
R901
1K2
R903
R905
4K74K7
18K
R907R908
R909
7
8
(+)
1/2VCC
1K2
330K
R902
R904
5n6
C904
18K
R906
R910
IC901
4558
+
-
2
1
390K
R912
9
3
390K
R911
6
+
3
39
47
R914
IO2(12)-M/ST
IO1(10)-TU
BO1(6) -MUTE
BO2(7) -M/ST
BO3(8) -FM/AM
BO4(10)-FM/AM
0V-PLAY
5V-R/P
0V-ST
5V-MO
0V-OFF
5V-ON
0V-OFF
5V-ON
0V-MO
5V-ST
0V-FM
5V-AM
0V-FM
5V-AM
PB_1/2
Q104
BC847B
Q105
BC847B
STBY
R137
10K
R136
10K
PB_1/2
P/R_SW
12K
R134
D109
1N4148
1K
R138
+
4,7u
C150
M_P
33K
R139
MUTE
M_RP
22n
20191817161514131211
Xout
Xin
0V-OFF
5V-ON
MOTOR
+
C152
R144
150
47u
5V
SURROUND
C160
R148
390
R149
390
R135
+
10u
C155
X101
7,2MHz
470p
C161
NORMAL
NORMAL
12K
STBY_PW
MUTE_PW
+9V
C156
C158
C159
22n
12p
15p
220p
W-E
DATA_R
CLOCK
BUSCLK
R422
M/T
RADIO_L
+5V
10k
DATA
C303
R315
4,7k
R314
4,7k
SURROUND
+9V
GND
RADIO_R
R_OUT
L_OUT
2,2u
10k
R421
C409
14 13 1112 10 9 8 7 6 5 4 3 2 1
Lin_3
A_GND
2,2u
C405
C407
Lin_4
2,2u
100n
C412
Loud_L
& Gain Control
Input Selector
100u/16V
1n
Rin_2
R301
1n
R302
22k
100K
100K
C304
100u/16V
C305
2,2u
C408
Rin_3
+
-
R304
47k
R310R309
47k100k
22u
BC847B
A_GND
2,2u
C406
Rin_4
C301
C302
R312
CD-R
2,2u
C410
Rin_1Lout
PT2314
IC 401
RADIO_L
Lin_2
CD-L
Input Selector
& Gain Control
Loudness
Volume &
Lin
Lin_1
2,2u
2,2u
C421
C411
2,2u
C413
Bass Bass
Bout_L
Bin_L
220n
220n
C417
C415
R403
C414
5K6
Bin_R
n
220
R402
A_GNDA_GND
Q301
C404
Bout_R
C416
5K6
R303
47k
IC301
4558
5V-ON
0V-OFF
5V-ON
0V-OFF
100n
Loud_R
Loudness
Volume &
Mute
220n
R307
4K7
+
R_OUT
C306
4,7u
2,2u
C422
Rout
Out_R
Mute
AttAtt
Out_L
L_OUT
5678
4321
R311
15k
R313
15k
STBY_PW
MUTE_PW
A_GND
C402
Rin
Treble
Treble
Serial Bus
D_GND
100k
R305
100k
R306
R308
4K7
A_GND
2n7
C403
Treble_R
Latches
Decoder &
Dgnd
DATA
CLOCK
A_GND
2n7
Treble_L
Supply
DATA
C205
C206
Agnd
CLK
2200u/25
C205
C206
1000u/25
R213
R214
+9VA
R401
2827262524232221201918171615
C418
68n
68n
22K
22K
10
VddRef
100u
A_GND
10u
10u
C505
C510
C401
A_GND
+
+
Q201
BC857B
R211
L_IN
R201
R202
22K
Q203
BC847B
R_IN
100u
10u
C419
*
100n
C209
OPC
6
7
2
IC201
TDA7264
R207
3
R205R206
4,7
R203
CN203
OPCOPC
100
R208
100
JACK PHONE
JK201
1
8
100n
C211
4,7
R204
100n
C212
D501
C501
D502
C502
D503
C503
D504
C504
GT202
10n/500V
GT202
10n/500V
GT202
10n/500V
GT202
10n/500V
R501
10K
C214
+
4,7u
REF-AC
4 5
22K
R215
10K
R216
C213
1u
+
OPC
100n
C210
100
R209
R212
BC847B
22K
Q204
R210
1N748
150
Q202
BC857B
D205
3V9
CN204
CN201
(+R) (+L)
GND GND
R413
47k
CN501/B
1
15V / 1,5A
2
15V / 1,5A
3
CN401
L
AUX
R414
47k
15k
R415
15k
R416
R417
47K
R
CN402
L
CD
R418
47K
+5V
39K
R420
+9VB
+5V
39K
R419
10u
C420
+9VB
R
CN403
CD
E-621ML
S-201
REC/PLAY
ERASE
HEAD
HEAD
Vrec=0,00035V
Vbias=0,004V
1/2VCC
Irec=35uA
Ibias=400uA
TP1
2
3
1
4
6
5
R915
10
R916
10
TP2
CN901
2
1
CN903
R940
1
Verase=0,035V
Ierase=35mA
GND DO GND DO
PCIMECANISMO
PCI LATERAL
TP3
TP6TP5
TP4
BC857B
Q901
Q902
1/2VCC
BC857B
C930
470p
C931
470p
+9V
R966 R967
BC857B
R917
R918
R919
Q908
BC847B
R978
68K
R977
68K
C922C923
470 470
R968
47k
Q907
470
470
10k
12n
12n
BC857B
Q912
47K47k
R947R946
1/2VCC1/2VCC 1/2VCC
R961R962
C914
10n
47K 47K
R948 R949
1/2VCC 1/2VCC
Q913
BC857B
3947
R943
R987
1K
R986
1K
R935
(-)
C928
C929
5
4
+9V
+
R942
47K
6n8
R989
R991
22K
82p
R993
100K
R992
100K
82p
R990
22K
R988
927
6n8
C951
22K
C926
1K
1K
C919
220u
47
C918
220u
R945
68
1/2VCC
R944
68
4,7u/50V
C913
68n
68n
C912
1/2VCC1/2VCC
1/2VCC
1/2VCC
1/2VCC
1/2VCC
1/2VCC
1/2VCC
1/2VCC
VCC
2n7
C909
10k
R921
BC857B
Q909
R922
10k
Q910
BC857B
47k
R920
47k
R954
C932
opc.
C933
1/2VCC
R973R969
2K247K
BC847B
22k
R971
3n3
Q911
BC847B
T903
f=59.068Hz
OSC.BIAS
1
plastico
Q915
10K
R975
R923
10k
2n7
C908
43
52
6
C911
5n6
1/2VCC
1/2VCC
5n6
C945
22n
R934
C924
12n
R927
R926
8,2
1k2
R929
1/2VCC
1k2
R928
Q904
BC847B
Q903
BC847B
R985
680
+9V
330k
R925
330k
R924
C910
C941
10n
+
C940
220u/16V
(+)
1/2VCC
10k
BC847B
R974
Q916
22k
R970
R972
2k2
C934
1/2VCC
470u
2k2
R984
680
R976
C925
12n
18k
22n
C917
18k
Q905
BC817
R936
R937
R979
+
-
R980
18K
18K
2K2
IC903
4558
6k8
+9V
(+)
R930
+
390k
R933R932
R931
6
7
8
+
IC902
4558
+
-
3
2
1
39
390k
R941
R939
1K
C942
2n7
C943
2n7
C944
2n7
6K8
R981
5678
BC847B
Q906
R983
1K
(-)
4321
R982
1K
C920
C921
1u
1K1K
R959R960
1n1n
100K100K
C915C916
C425
2,2u
C424
2,2u
CN501/A
FIL_A
FIL_B
1u
-VFD
TITULO:
04/10/99
04/10/99
R502
470
10V
D507
C508
GND2
1N758
10k
R507
GND2 GND2
100u/50V
R505
GND2 GND2 GND2
100n
C509
1N972
100k
30V
D506
C507
++
100u/50V
DISCRIMINACAO
ESQUEMA ELETRICO
PCI LATERAL MD3280E
MAT.DATA
ACAB.
ESC.
MOD.
MD3280E
D505
1N4004
10n/500V
C506
COD.
S901A/B
PLAY
REC
PCI CHAVE REC
M_RP
M_P
P/R_SW
CN904CN905
5V-OFF
0V-ON
5V-OFF
0V-ON
5V-PLAY
0V-REC
+5V
R951
L_REC
R_REC
470
opc.
+9V
+B1
+B1
DES.
PROJ.
APRO.
P.A.ALT.
NOME
ROBERTO
ANDRE
+9VB
100n
C518
100n
C520
100n
Q505
BC337/25
C516
220u/16V
A_GND
0V-OFF
MOTOR
22k
R957
Q953
BC847B
+5V +5V
22k
6 5 4 3 2 1
22k
R952
R953
47k
R958
22k
5V-ON
opc.
C950
R955
4k7
MOTOR
+
BC327/25
D952
opc.
CN906
R956
10k
Q952
+12V
R950
+
C952
47u
100u/10V
+5V
100u/10V
+12V
+9VA
10
STBY
+5V -> Stby Off
0V -> Stby On
C519
C521
+
+
R513
22k
C517
+ -
MMI-6S9L
REC/PLAYPLAY
M
4,7
1W
IC501
7805
OUT IN
GND
2K2
R512
47u/25V
D510
1N758
*
C515
+
BC337/25
+
C514
*
Q502
220u/16V
R511
Q501
2SD2061
10K
D509
1N964
R508
470
Q503
BC857B
R509
10K
4K7
R510
Q504
BC847B
R514
++
C513
4
2V / 0,2A
5
2V / 0,2A
6
7
30V / 0,05A
8
GND2
14/10/99ANDRECONFORME AMV-339/99A
DATAVISTO
PROJECAO
N.TOL.TOL.
1.00.52159.07
mmemdimensoes
Page 4
2,5V/0,25A
2,5V/0,25A
20V/0,1A
GND
GND
PARA PCI
LATERAL
CN502
PCI TRAFO
7
6
5
4
220V
jump
110V
3
100
jump
otimizadonormal
2
20
120
CN505
1
TF501
F501
1A
AC IN
2
1
REDE
ANDRE
ANDRE
A
P.A.ALT.
TITULO:
INCLUSAO DAS SERIES MD3260B/D/F-MD3280B/C
DISCRIMINACAO
ESQUEMA ELETRICO
PROJECAO
PCI TRAFO MD3260A/B/D/F-MD3280B/C/D/E
01/10/99INCLUSAO DA SERIE MD3280EC
02/09/99INCLUSAO DA SERIE MD3280DB
03/08/99ANDRE
DATAVISTO
mmemdimensoes
DES.
PROJ.
APRO.
NOME
ROBERTO
11/06/99
02/09/99ANDRE
MAT.DATA
ACAB.
ESC.
MOD.
MD3260/MD3280
COD.
N.TOL.TOL.
1.00.52150.04
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