Page 1
+Vunreq
+
C240
470u
AGND2
1N4148
D701
1N4148
D702
M
M201
+Vunreq
R207
2R2
VA +5V
100n
C226
AGND1 AGND1
C226 - U201, PIN 2
C225 - U201, PIN 19
C231 - U201, PIN 30
C230 - U201, PIN 47
C228 - U201, PIN 53/59
12X1
11
X1
10
X1
9
X1
8
X1
7
X1
6
X1
5
X1
4
X1
3
X1
2
X1
1
X1
CN201
M
M202
C201
AGND2
R264
100n
C225
D3,D4
R1
D2
D1
R2
+5V SUBSTRATE
+5V LASER
R+
AGND1
F-
F+
R-
+Vunreq+Vunreq
2R2
R215
C203
AGND2
100n
10
2R2
R216
100n
+
220u
C251
10 14
-
12
+
9
-
13
+
16
5
U207
TDA7073A
R262
10
R235
100K
1n
C214
AGND1
C246
+
100u
C249
AGND2 AGND2
C268
VDD2+5V VDD1
R273
10
AGND2
7
-
+
6
1
-
+
2
VD2
C230
DGND
100n
VD1
C231
DGND
VD3
C228
DGND
3K3 4K7
R205 R206
100n
100n
10u
C239
BIPOLAR
22n
C202
CDM_POS
SW201
AGND3
CAR_POS
SW203
AGND3
SW202
AGND3
HOME_SW
CN202
R203
100K
R204
100K
R202
100K
R201
100K
R266
470
470
R269
TRAY
U202
TDA1300T
VDD
RFE
VDDL
LDON
14
-
+
-
+
14
O6
O5
O4
O3
O2
O1
RF
LO
AGND1AGND1
C211
AGND2
AGND2
2
5
1
3
AGND1AGND1
6
4
18
9
10
8
16
7
R226
10
100n
7
22n
C212
6
1
22n
C213
2
R237
10K
R236
10K
+5V
VD
R242
390390
R227R228
R231
AGND2
C221
1n
C218
1K1K
6 x 220p
C217
C219
C222
AGND1
R263
2K2
+
C243
AGND2
C216
100n
10u
23 AGND1
I6
20
I5
24
I4
22
I3
19
I2
21
I1
11
HG
12
LS
17
MI
14
ADJ
13
C
15
GND
22u
100u
R238
2R2
12
-
+
9
13
-
+
16
5
U203
TDA7073A
3/4/8/11/15
10
3/4/8/11/15
10
+
+
V3
V4
CAR_M1
CAR_M2
C220
R239
AGND1 AGND1
22K
R265
U208
OM5284/EB03_B
38
VDD2
15
XTAL1
14
XTAL2
P0
17
VDD1
16
VSS1
28
VSS2
39
VSS3
6
VSS4
4
RST
29
EA
26
PSEN
27
ALE
5
RXD
7
TXD
8
INTO
9
INTI
10
11
T1
12
WR
13
RD
/AD
P1
0 0
P2P3TO
7 7
37
0
36
35
LED 1
34
LED 2
33
LED 3
32
31
30
7
40
0
41
CAR1
42
CAR2
43
CAR_POS
44
CDM_POS
1
RSTN
2
SCL
7
SDA
A10
A11
A12
A13
A14
A15
SCL
3
SDA
18
A8
19
A9
20
21
D201
22
23
24
25
PMLL4148
VDD1VDD1
R268
3K3
3K3
R280 R281
220 220
R277
R278
220
R279
220
P.6(micro)
100p100p
C264C265
RDX
TXD TXD
GND GND
LED 3 LED 3
LED 2 LED 2
LED 1 LED 1
12 12
11 11
MUTE
+5V
+12V
RDX
10 10
9 9
R out R out
8 8
7 7
L out L out
6 6
5 5
+5V +5V +5V
4 4
3 3
+10V +10V
2 2
1 1 1
GND GND
CN203
CN204
MUTE
9
8
7
6
5
4
3
2
CN205
R out
MUTE
L out
TX
GND
RX
GND
+10V
C257
C254
C250
22p
X202
12MHz
22p
VDD2
100n
C252
0,47u
C253
100n
+
VDD2
330
R270
CN208
+Vunreq
PCI CONECTOR
10
220
R241
100n
C227
DGND
VD3
VA
1
VSSA1
2
VDDA1
3
D1
4
D2
5
C215
270K
AGND1
C224
47p
6
7
8
9
10
11
12
13
14
15
16
C223
AGND1
D3
VRL
D4
R1
R2
TREFT
VRH
VSSA2
SELPLL
ISLICE
HFIN
VSSA3
22n
V1
V2
LDON
CFLG
VDD3C
C2FAIL
STATUS
U201
SAA7376
HFREF
IREF
VDDA2
AGND1
VA
TEST1
C233
CRIN
X201
8M4672Hz
R255
100K
22p
DGND
CROUT
DGND
R254
330
C232
TEST2
DGND
VSS1
RESET
CL11
CL16
12K
R251
22p
VD
SILD
FO
RA
12K
12K
R252
R250
220
R260
220
220
R243
R244
SDA
SCL
RAB
SL
VD1
VDD1P
TEST3
220
R259
U205
TDA1311T
100p
C238
49505152535455565758596061626364
SCLX
CL4
VSS3
VDD2P
WCLX
DATA
EF
KILL
V3
V4
V5
VSS2
SUB
RCX
SFSY
SBSY
MOTO2
MOTO1
VSS1
DOBM
32313029282726252423222120191817
DGNDDGND
DGNDDGND
DGND
100p
C237
470
470
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
VD2
CAR_M2
CAR_M1
DGND
12K
R248
12K
R249
R240
R245
AGND3
R246
BCK
WS
DATA
GND
470
R247
100K
R261
100K
DGND3
+5V
R256
C248
+5V
R275R274
+5V
4K7
R257
47K
R258
47K
+
47u
VOR
NO
VOL
VDD
10K10K
BC857B
BC857B
BC857B
BC857B
Q206
Q205
Q203
Q204
+5V
R225
C229
AGND3
+5V
+5V
+5v
+5v
10
C245
4u7
++
C244
4u7
100n
R220
27K 22K
15K15K
R221R222
27K
R214
C210
100p
U206/A
NE4558N
R217
C209
220p
R218 R219
22K 47K
C206
100p
R210
22K
C207
220p
3
+
2
-
5
+
6
-
R208
AGND3
R233
1K
R234
1K
U206/B
NE4558N
R209R213
47K22K
C208
8
4
AGND3
1
7
100n
C242
+
4u7
C256
C241
+
4u7
AGND3
C255
R212
Q202
BC847B
opc.
R211
AGND3
opc.
15K
R223
AGND3
100
100
C236
15K
Q201
BC847B
R224
AGND3 AGND3
10n
C235
CN203 pino 23,25
CN203 pinos 13,15,17
CN203 pino 19,21
10n
X2
X2
X2
X2
X2
X2
CN202
6
5
4
3
2
1
WH SLEDGE-
B SLEDGE+
Y MOTOR-
G MOTOR+
OR
BL
AGND2
HOME_SW
-
12
+
9
-
13
+
16
5
U204
TDA7073A
7
-
22n
+
-
+
C205
6
1
22n
C204
2
390 390
R229 R230
22n
C259
AGND2 AGND2 AGND2
22n
C260
C258
22n
27/09/99REVISAO DA LEGENDAE
23/08/99SAI R.253 / ENTRA D.701.702C
03/08/99B
DATAVISTO
mmemdimensoes
DES.
PROJ.
APRO.
P.A.ALT.
NOME
ROBERTO
ANDRE
CONFORME AMV-243/99 (ITENS 1 e 2) 24/08/99D
INCLUSAO MD-3260B/F / MD3280C / MD3300C / MD3500A
CONFORME AMV-204/99 / INCLUSAO MD-3300A 14/07/99
DISCRIMINACAO
TITULO:
ESQUEMA ELETRICO 3 CD's
MD3260A/B/F-MD3280C-MD3300A/C-MD3500A
MAT.DATA
02/03/99
ACAB.
ESC.
02/03/99
MOD.
MD3260/MD3280/MD3300/MD3500
COD.
ANDRE
ANDRE
ANDRE
ANDRE
ANDRE
PROJECAO
N.TOL.TOL.
1.00.52150.07
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
OPEN/C
SW620
+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
R670
OSC1
PC6
SURROUND
TCAP
OSC2
PD3/MOSI
PD2/MISO
PC4
PC5
1k
X601
6MHz
1k
3435363738394041424344
PD5/SS
PD4/SCK
PD1/TDO
PDO/RDI
22212019181716
C603
100n
PD7
TCMP
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
+5V
RX
LEDS
TX
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
+5V
10K
R605
10n
C651
2028192918301731163215
R637
Seg17/Grid12
Seg14/Grid15
STB
R611
2K2
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
CN101
ANTENA AM
REC/PLAY
S-201
E-621ML
ERASE
HEAD
S-201
HEAD
PLAY
HEAD
W-E
DATA_R
BUSCLK
M/T
PB_1/2
STBY_PW
MUTE_PW
SURROUND
P/R_SW
GND_2
REF_AC
STBY
-VFD
FIL_A
DATA
CLOCK
FIL_B
M_RP
M_P
MOTOR
+5V
GND
REC
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
CN903
REF_AC
-VFD
FIL_A
FIL_B
+5V
Verase=0,035V
Ierase=35mA
R940
1
Vrec=0,00035V
Vbias=0,004V
Irec=35uA
Ibias=400uA
TP1
TP3
R947
10
R948
10
TP2
TP6TP5
10p
C946
C923
TP4
330p
CN901
CN902
GND DO GND DO
PCIMECANISMO
PCI LATERAL
R925
C930
470p
470p
C931
Q909
RK7002
D
S
S
D
RK7002
470K
R921
RK7002
D
S
220k
Q901
Q902
C924
100u/16V
1n
C301
1n
C302
22k
R312
2,2u
C406
Rin_3
100n
C414
C518
100n
C520
100n
Q505
BC337/25
C516
220u/16V
C303
R301
R302
100u/16V
C305
A_GND
Rin_4
Bin_R
00n
1
R402
A_GNDA_GND
OUT IN
A_GND
100K
100K
C304
C404
Bout_R
C416
5K6
IC501
R304
R310R309
47k100k
22u
100n
Loud_R
Loudness
Volume &
Mute
100n
4,7
1W
7805
GND
R512
47u/25V
D510
1N758
+
-
47k
BC847B
2,2u
R_OUT
*
2K2
C515
C422
M/T
BUSCLK
DATA_R
W-E
R121
470
470
R124
+5V
R951
470
J104
P/R_SW
22k
R122
75KHz
XT101
C134
12p
2K2
Q102 Q101
PB_1/2
STBY
5V-OFF
M_RP
0V-ON
5V-OFF
M_P
0V-ON
5V-PLAY
P/R_SW
0V-REC
R126
R120
470
2K2
SURROUND
R123
STBY
MUTE_PW
M_P
C130 C131 C132 C124
220p 220p 22n 220p
M_RP
+5V +5V
R952
MOTOR
22k
R953
22k
R_OUT
L_OUT
R957
R958
R114
10K
CLOCK
MOTOR
22k
47k
+5V
BC847B
+5V
R422
DATA
0V-OFF
5V-ON
opc.
C950
R955
4k7
Q953
RADIO_L
10k
R421
+
10k
MOTOR
R956
BC327/25
D952
opc.
RADIO_L
+12V
10k
Q952
R950
+
C952
47u
SURROUND
RADIO_R
A_GND
2,2u
2,2u
C409
14 13 1112 10 9 8 7 6 5 4 3 2 1
Lin_3
IC 401
10
Lin_2
CD-L
2,2u
C425
2,2u
C424
STBY
Input Selector
& Gain Control
2,2u
C411
C405
C407
Lin_4
Loudness
Volume &
Lin_1
2,2u
C413
+5V -> Stby Off
0V -> Stby On
Loud_L
Lin
2,2u
C421
2,2u
100n
C412
Rin_1Lout
& Gain Control
Input Selector
+9VB
100u/10V
+5V
C521
100u/10V
+12V
+9VA
C519
CDA10.7
C116
C945
100n
3
1
MG40-4
0
12n
1.31.31160.21
3
2
1
FMVSTAB
IF1
FM
C120
CF101
470n
R132
BC817
C951
+
4,7u
R920
R916
100
R915
100
FM
AM
IF0
IF0
WRITE/ENABLE
R116
R115
Q905
R939
10k
18k
3435363738394041424344
VSTAB
FM IF2
AFC AM
P1
P0
DATA
BUS CLOCK
DGND
XTAL
MOST/TUN
VDD
VCC2INDAFCAFCDEM
2221201918171615141312
C122C121
100n100n
Q906
BC847B
47k
R943
C919
C920
18k
R919
REC-SEL
CROM2
CROM1
HSP
PB_1/2
4,7u/50V
4,7u/50V
0
0
1u
++
1u
C915
C916
11V
++
C136
33
32
31
30
29
28
27
26
25
24
23
R113
1k
+12V
R942
22k
R917
10k
R918
10k
22n
1.31.31160.21
T102
AFC AM
1
2
3
8V
10
R112
+5V
+12V
IN L
IN R
OUT L
OUT R
C934
+
47u
C123
R927
2k2
R928
2k2
R929
2k2
R930
2k2
R931
2k2
1u/50V
100n
C125
R118
47k
R962 R961
+
C133
1n
47k
0V-ON
5V-OFF
100k 100k
150k
R127
R119
BC847B BC847B
REC
+5V
1.31.31158.21
T104 T103
C135
100n
C128
J105
R129
100n
C137
100u/10V
C101
330p
C111
opc.
R128
43
52
6
+
C940
C939
C938
REC-OUT
2-PB
1-PB
PB-NF
PB-EQ
180
C138
33p
R110
C941
10n
100n
100p
L104C127
VC101
VC102
VC103
VC104
R105
10
C933
3n3
1k
C901
1u/50V
C902
1u/50V
R903
470
R904
470
C903
47p
C905
22n
ANT.FM47p
ANT
AM
L102
FM
RF
L103
FM
OSC
1
2
3
T101
8V
C108
T903
f=59.068Hz
OSC.BIAS
1
C937
100n
1k
R933
32
31
+ +
30
29
28
27
26
25
24
23
22
21
20
19
18
L101
R130
47
AM
OSC
22n
220u/16V
220u/16V
VCC
L
R
REC-RT
L
R
PB-RET
Vref
L
R
L
R
L
R
L
+
1N4148
C103
C107
C139
47k
R922
SVC323S
100n
D102
SV203SPA
D103
SV203SPA
SVC323S82K
390p
R131
47
470n
220k220k
R907
R908
D101
D104
R101
82K
R102
100k
J102
R103
47k
R104
J103
C140
470n
R978
56k
R977
56k
G
G
D901
1N4148
1n
C947
G
BC807
Q908
R924
220k
330p
C909C910
270p
270p
C109
+
470u/16V
T901
22mH
C949
330p
330p
C948
22mH
T902
C907
22u/16V
22u/16V
C908
1N4148
C935
470
470
C102
C104
C105
C106
10n
C936
TP7
TP8
R905
R906
R909
++
1.31.11097.00
4p7
opc.
22p
opc.
1.31.21101.11
18p
+5V
J101
C932
opc.
R932
100n
5k6
R901
R902
5k6
C904
47p
470
R910
470
C906
22n
1-CAL
17
R
SFU455B
C129
10u/16V
+
C110
220n
C112
470n
10k
VR101
100K
8,2
R934
IC901
BA7762FS
PB-OUT
CF104
+
1
RIPPLE
2
AM RF1
3
FM RF0
4
SUBGND
5
FMOSC
6
AMOSC
7
VCC1
8
VTUN
9
VCO
10
AFO
11
MPX1
C113
470n
82k
R133
Q904
BC847B
Q903
BC847B
R935
47
TAPE
AUX
REC-SEL
PB 1/2
2-CAL
R111
C115
12n
R937
Iref
CROM2
CROM1
220k220k
R980R979
FMAGC
RF1
MUTELPF
2K2
18k
18k
GND
HSP
FI AM FI AM
6
4
2
CF103 CF102
SFE10.7MS3 SFE10.7MS3
FM
AM
AM
GND
FM
IF1
MIX
MIX
IC101
TEA5757
IF
PIL
AF
+
NC
AF
L
4,7u/50V
C114
+ +
4,7u/50V
C117
2n7
C942R936
2n7
C943
2n7
C944
1
2
L
3
R
4
L
5
R
6
7
8
9
10
11
12
13
L
14
R
15
L
16
R
R
C118
+9VA
FIL
2,2u/50V
C119
4,7u/50V
R926
22k
+
R938
GND
10
C925
100p
C926
100p
C927
100p
C928
100p
C929
100p
R315
4,7k
R314
4,7k
CD-R
2,2u
2,2u
C408
C410
Rin_2
PT2314
Bass Bass
Bout_L
Bin_L
100n
C417
C415
5K6
R403
+
+
R513
22k
C517
100n
S901A/B
220k
4k74k7
R912R911
1n21n2
C912C911
R981
220k
R982
R914
4k74k7
1n21n2
C913C914
R913
C918
56n 56n
C917
PLAY
REC
PCI CHAVE REC
6 5 4 3 2 1
CN906
+ -
CN904CN905
REC/PLAYPLAY
MMI-6S9L
M
Q301
0V-OFF
0V-OFF
Rout
Mute
AttAtt
Out_R
+
R303
47k
IC301
4558
5V-ON
5V-ON
Out_L
L_OUT
BC337/25
C514
R307
4K7
+
C306
4,7u
A_GND
C402
Rin
Treble
Treble
Serial Bus
D_GND
*
Q502
+
220u/16V
R511
5678
4321
R311
15k
R313
15k
A_GND
2n7
C403
Treble_R
Latches
Decoder &
Dgnd
DATA
CLOCK
Q501
2SD2061
10K
D509
1N964
STBY_PW
MUTE_PW
A_GND
2n7
Treble_L
Supply
DATA
R508
470
R305
R306
R308
4K7
Agnd
CLK
Q503
BC857B
R509
10K
4K7
R510
100k
100k
+9VA
2827262524232221201918171615
R401
C418
10
VddRef
100u
A_GND
Q504
BC847B
A_GND
R514
++
2200u/25
C205
C206
1000u/25
L_IN
C401
470
C513
opc.
R213
22K
R214
22K
C505
68n
+
100n
C209
OPC
R201
6
IC201
7
TDA7264
*
2
3
R205R206
4,7
R203
CN203
OPCOPC
R207
100
R208
100
ANTENA FM
JACK PHONE
JK201
1
8
68n
C510
R_IN
+
Q201
BC857B
R211
R202
22K
Q203
BC847B
100n
C211
4,7
OPC
100n
C210
100
R209
R212
BC847B
22K
Q204
R210
1N748
150
Q202
BC857B
D205
3V9
C214
+
4,7u
REF-AC
4 5
22K
R215
10K
R216
C213
1u
+
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
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
100u
+5V
15k
R420
+9VB
10n
+5V
15k
R419
10u
10u
C419
C420
+9VB
R
CN403
CD
CN501/A
FIL_A
FIL_B
5
6
7
2V / 0,2A
2V / 0,2A
3
+12V
+B1
+B1
DES.
PROJ.
APRO.
P.A.ALT.
NOME
ROBERTO
ANDRE
-VFD
TITULO:
11/06/99
11/06/99
R502
470
10V
C508
D507
GND2
1N758
10k
R507
GND2 GND2
100u/50V
R505
GND2 GND2 GND2
100n
C509
1N972
100k
30V
D506
C507
++
100u/50V
INCLUSAO DAS SERIES B/D
CONFORME AMV-225/99A
DISCRIMINACAO
ESQUEMA ELETRICO
PCI LATERAL MD-3260A/B/D
MAT.DATA
ACAB.
ESC.
MOD.
MD-3260A/B/D
D505
1N4004
10n/500V
C506
N.TOL.TOL.
1.00.52150.05
COD.
4
GND2
PROJECAO
30V / 0,05A
ANDRE
ANDRE
ANDRE
27/09/99REVISAO DA LEGENDAD
03/08/99C
26/07/99CONFORME AMV-226/99B
21/07/99ANDRE
DATAVISTO
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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