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4-3
4-3
CS 46 761
INT0
P64
ST
OP2
P65
ST
OP3
P66
ST
OP4
STOP5
P54
SEG19
P77
VDD
XT
OUT
VAREF
P67
XTIN
ECIN
P60
P20
ST
OP
INT5
P61
LCD - DRIVER
LCD - DRIVER
LCD - DRIVER
I/O POR
T P1
8 BIT A/D Converter
ADC INPUT I/O PORT P6
P2
P2
BOOSTER CIRCUIT
LCD V
O
LT
A
G
E
P3
ROM
RAM
8-BIT-CPU
TMP86C829
ECNT
P63
I/O PORT P7
SEG3
SEG8
SEG5
SEG6
SEG7
P76
SEG9
P75
SEG10
LCD - DRIVER
I/O POR
T P5
DV0
PD03
P30
AVDD
P10
P31
TC3
SEG26
INT3
P16
SEG25
P17
SEG24
P50
SEG23
P51
SEG22
P52
SEG21
P53
SEG20
SEG18
SEG1
SEG0
COM3
COM2
COM1
COM0
SEG31
RXD/SI
P11
SEG30
TXD/SO
P12
SEG29
P62
P74
SEG11
P73
SEG12
P72
V3
V2
V1
C1
C0
TC4
P32
PD04
TC6
P33
PD06
SEG4
SCK
P13
SEG28
INT1
P14
SEG27
INT2
P15
SEG2
RESET
P22
P21
TEST
XIN
VSS
XOUT
SEG13
P71
SEG14
P70
SEG15
P57
SEG16
P56
SEG17
P55
from 1405
10
A
B
C
D
E
F
%
to 1405,
7402
%
1
2
3
2401 C2
%%
Resume
4
5
6
(SUPPLY-PART)
to 7880, pin 20
Resume/Hold switch
(SUPPLY-PART)
to 7262B
7
8
(CD-PART)
to 7253
(AUDIO PART)
(CD - PART)
Hold
A
B
C
D
E
F
1401 A5
1404 F7
1405 A1
2400 C2
2411 F6
2412 F6
9
(SUPPLY-PART)
pin 3&4
(CD - PART)
from 7405, pin 2
2.5
from 5302
from 7230
from 7405, pin 10
from 1405, pin 2
from 7400, pin 24
4
5
6
7
8
9
10
1
2
3
3408 E1
3409 F1
to 7880, pin 24
from AUDIO - PART
from 1405, pin 1
to 7830
T
w
eeter
from 3280
(CD - PART)
to 7305 (AUDIO-PART)
3411 E3
3412 F7
3413 F7
3414 E7
3415 E7
3416 D7
(SUPPLY-PART)
2402 D1
2403 D2
2404 E1
2405 F3
2406 F4
2407 F4
2408 F4
2409 F5
2410 F6
3427 F8
3428 F8
2413 E7
(CD-P
AR
T)
to 6400
(SUPPLY PART)
5401 E4
6400 A6
7250-F E1
7400 A2
7401-A E2
7401-B F2
7402-A B9
7402-B C9
7402-C C9
7402-D B9
2414 A9
2415 E9
3400 C2
3401 D2
3402 D2
3403 E1
3404 E1
3405 F1
3406 F1
3407 F1
3410 E2
2.5V
from 7807, pin 47
from 7401
EEProm for TUNER presets
%
%....tolerance 1%
to 7830 &
7403 D9
7404 F8
3417 C7
3418 A5
3419 A6
3420 A6
3421 A9
3422 A8
3423 B9
3424 D9
3425 E10
3426 F8
7880
to 7400, pin 17
3429 A6
from 1405
from 1405
to AUDIO-PART
to 7400, pin 30
5400 E3
220K
3428
3411
10R
100K
3413
1M
3406
2411
1n
3424
100R
3407
1M
100n
2414
1M
3405
4,23MHz
5400
2405
4u7
18K
3412
11
10
74LV4066
7402-D
12
7
14
3429
2K2
3425
22K
3418
1K
10K
3414
3410
100K
3402
22K
10K
3422
1401
3416
10R
7402-B
74LV4066
5
7
14
4
3
SPPB51
12
2400
100n
100K
7250-F
13
7
14
8
9
3401
19
2
20
21 22 23
24 25 26 27
28
3
4
5
6
7
1
10 11 12
13 14 15
16 17
18
1405
1u
2413
3404
1M
1n
2412
22p
3400
10K
2401
100n
2406
2415
100n
1n
2410
ESD
3427
2M2
4
1404
SSSS2
1
2
3
3423
100R
3421
22p
2407
10K
5401
DMX-26S
1
2
3
4
1n
2409
ESD
470K
3409
3426
1M
2402
22n
4
7401-B
TC75W58FU
5
6
7
8
4
1
2
7401-A
3
2
1
8
1
2
3
74LV4066
7402-A
13
8
51
50
49
48
47
46
45
44
4
58
57
56
18
5
11
12
13
14
15
16
17
36
37
38
39
40
41
42
43
6
7
61
62
63
64
28
29
30
31
32
33
34
35
10
19
60
59
55
54
53
52
20
21
22
23
24
25
26
27
9
7402-C
6
7
14
8
9
7400
7400
3420
1M
74LV4066
680K
3408
3419
220K
BAT54C
6400
3403
100K
2404
1u
2403
100n
3417
22K
7404
BC857BW
2408
220n
2
E2
3
SCL
6
SDA
5
VCC
8
VSS
4
WC_
7
7403
M24C01
E0
1
E1
22K
3415
S0
S1
+UP
POWER_SW
HP_IN
+UP
+UP
+UP
+UP
+Tuner
SDA_CD
+2.7V
SDA_T
SCL_CD
SCL_T
+UP
RESET
CE_T
uner
+UP
S15
S14
S13
S12
S11
S10
S9
S8
S7
S6
S5
S4
S3
S2
C0
C1
C2
C3
NPC_RESET
KEY1
KEY2
KEY_SCAN
+UP
+UP
+LV
CE_Tuner
CHG_DET
TEMP
BA
TT_LEVEL
+UP
KEY2
KEY1
DBB_STEP
YMLD
RAB
SILD
KEY_SCAN
MUTE
DC_IN
CHG_ON
BEEP
+UP
+UP
KEY1
KEY2
+UP
ACCU_IN
STEREO
TUNER_ON
STEREO
SD
A_T
SCL_T
DM_PWM
POWER
S15
S14
S2
S1
S0
C3
C2
C1
C0
S3
S4
S5
S6
S7
S8
S9
S10
S11
S12
S13
DBB_ON
+1.25V
+UP
SFSY
CONTROL PART
2.3V
1.0V
1.6V
2.7V
1.7V
2.0V
2.5V
2.5V
3.1V
1.5V
2.5V
0V
0.6V
2.5V
1.2V
2.8V
0V
1.9V
0.7V
1.1V
2.0V
0.6V
2.7V
1.9V
0V
2.5V
1.5V
2.5V
0.6V
1.7V
1.7V
2.5V
2.5V
2.0V
3.1V
2.5V
2.5V
2.5V
2.5V
0V
1.7V
1.7V
1.9V
0V
0V
2.5V
0V
0V
2.6V
2.6V
1.2V
2.5V
2.7V
0V
1.7V
1.0V
DC voltages measured in
PLAY-mode, ESP off, DBB off
Set supplied via mains adaptor