A
B
D
F
H
J
C
E
G
I
2
1
3
5
7
4
6
DISPLAY PCB
IC303
IC306
IC301
IC305
IC302
IC304
C
CONTROL
TAPE LED
RESET
W305
ZD305
ZD304
ZD306
W302
W301
CN304
CN303
RESET
AVR
+5.6V
AVR
-5.6V
D310
D311
D317
Q302
POWER LED
CONTROL
D315
B
A
D
E
D312
D313
D302
D301
ZD301
ZD302
Q394
Q393
Q301
ZD303
D303
D305
D304
DISPLAY FILTER IC
D307
D306
MAIN u-COM
D308
Q389
D309
DISPLAY FILTER IC
SUB u-COM
Q322
Q318
Q317
Q395
Q334
Q305
Q303
Q306
Q307
Q323
Q324
Q392
Q321
Q319
Q320
Q309
Q313
Q308
Q310
Q312
Q304
Q311
Q315
Q314
Q316
-5.3V
+5.6V
+5.6V
+5.6V
+5.6V
-5.3V
+4.8V
+4.8V
+4.8V
+14.9V
+4.7V
+4.7V
+4.7V
+5.6V
+5.6V
+5.6V
+5.6V
-42V
+5.6V
-42V
+5.6V
-42V
-42V
-42V
-42V
-42V
+4.7V
+4.7V
-42V
+5.6V
+4.7V
+4.7V
+4.7V
1K
R359
C323
0.01
R307
10K
+5.6V
Q302
100Kx6
100Kx6
100Kx6
100Kx6
R313 100K
R330
1K
39K
R355
1K
R314 100K
C327
0.01
+4.8V
+4.8V
R345
27K
1K
R344
93
92
31
32
10u50
C319
+
10u50
1
3
10
11
10K
R338
10K
R337
C321
47u63
+
C320
+
R339 2.7K
R340 2.7K
0.1
C324
0.1
C325
+
C315
10u50
93
92
88
87
R348 39K
R347 39K
R350 39K
R349 39K
R311
10K
37
35
36
34
32
33
31
0.01
C311
+
C312
47u16
10
11
R351 100K
X302 6MHz
6
7
R353 100K
5
3
7311 ST
7311 CLK
7311 DATA
L IN
R IN
SYSCON
SYSCON
(8.16BIT SEL)
(7311 ST)
(7311 CLK)
(7305 DATA)
(7305 CLK)
(7305
X301 6MHz
KI1
KI2
KI3
KI4
KI5
KI6
KI7
ENCODER
ENCODER
5.6V
GND
KO3
KO2
POWER
KI7
KI6
KI5
KI4
KI3
KI2
KI1
KI0
KO0
KO1
TAPE
5.6V
AC
CENTER
AC
-42V
GND
B-
B+
MUTE
S
7305 DI
7305 CLK
S)
(7311 DATA)
7
4
44
45
43
42
12
11
3
10
B
A
5
5
6
VEE
7
INH
9
C
VSS
8
10
9
8
7
6
5
4
3
2
1
3
2
1
16
VDD
4
1
14
15
2
13
1
0
6
3
2
COM
7
4
5
+
C317 10u50
95
96
97
98
99
100
11
4
3
2
1
1
2
3
R354 100K
R352 100K
C316 10u50
+
+
47u16
C302
3.9K
R303
+
C301
220u16
R302
3.9K
1/4W
+
47u16
C303
R301
270
+
100u10
C306
1K
R304
+
C304
0.047F5.5
R306 1.2K
0.01
C305
100K
R305
+4.7V
+4.7V
+4.7V
+4.7V
+4.7V
-5.3V
-5.3V
+4.8V
+4.8V
+5.6V
+5.6V
+5.6V
+5.6V
+5.6V
+
C308
1u50
OUT
IN
GND
0.01
C307
R312
10K
0.01
C309
R310
10K
R308
100K
11
12
13
10
9
8
7
6
5
4
3
2
1
C322 0.01
10K
R309
2
37
36
35
34
33
32
31
30
87
88
33
34
35
12
13
9
10
11
36
37
40
41
6
7
8
3
4
5
1
+5.6V
+5.6V
+5.6V
-5.3V
-5.3V
-42V
-42V
-15.1V
-42V
+5.6V
+4.7V
-5.3V
+4.8V
+4.8V
44
R320 1K
45
R319 1K
G7B
B4
B15
B5
G1B
G3B
G4B
G5B
G6B
B1
B10
B2
B11
B9
G2B
B6
B8
B7
B3
B12
B14
B13
49
48
47
50
54
53
52
51
S20/PC4
S18/PC2
S19/PC3
S24/PD0
S23/PC7
S22/PC6
S21/PC5
46
45
44
43
42
41
S16/PC0
S15/PB7
S13/PB5
S12/PB4
S14/PB6
S17/PC1
56
57
58
55
60
61
62
59
S30/PD6
S29/PD5
S28/PD4
S27/PD3
S26/PD2
VSS2
VDD2
65
64
63
69
68
67
66
S36/PE4
S38/PE6
S37/PE5
S35/PE3
S34/PE2
S33/PE1
S32/PE0
S31/PD7
S25/PD1
40
39
38
37
36
35
(ENCODER IN)S10/PB2
SYSCON DATA S9/PB1
S7/PA7
S6/PA6
SYSCON SEND S8/PB0
34
32
33
31
S4/PA4
S3/PA3
S1/PA1
P72/INT2/TOIN
P71/INT1
S2/PA2
P73/INT3/TOIN
S0/PA0
S5/PA5
P81/AN1
P80/AN0
P86/AN6
P85/AN5
P84/AN4
P83/AN3
P82/AN2
CF2
VDD1
VSS1
CF1
XT2/P75
P87/AN7
(ENCODER IN)S11/PB3
73
72
71
77
76
75
74
S44/PF4
S45/PF5
S43/PF3
S42/PF2
S41/PF1
S40/PF0
S39/PE7
80
79
78
82
V2/PL5
83
84
V1/PL4
COM0/PL0
81
S47/PF7
V3/PL6
S46/PF6
85
86
87
COM2/PL2
COM3/PL3
88
P30
P31
89
90
VSS3
COM1/PL1
91
P32(BACK UP)
92
93
P33
94
P35
95
96
P00
P34
11
RES
8
9
6
7
P14/SI1/SB1
P13/SO1 SUB ST
P15/SCK1
P17/PWM0
P16/BUZ
97
P02
99
P03
98
4
5
3
P07
P05
1
P06
2
P04
P10/SO0
P01
P12/SCKO SUB CLK
P11/SIO/SB0 SUB DATA
P70/INT0
95
97
98
100
99
96
100
VDD3
XT1/P74
70
R325
G5A
G6A
G7A
G8A
G9A
G14A
G13A
G12A
G11A
G10A
A50
A20
A21
A22
A23
A24
A25
C1,2,3
G1A
G2A
G3A
G4A
A5
A4
A3
A2
A1
A14
A15
A16
A17
A18
A19
40
R324 1K
41
R323 1K
42
R322 1K
43
R321 1K
30
31
330
R315
R316 100K
37
36
35
34
33
32
21
20
19
100Kx8
AR316
R317 100K
330
R318
6
R328 1K
5
3
R329
26
25
24
23
22
R333 560
R334 560
R335 560
R336 560
R326 1K
7
R327 1K
13
1
CLK/2
VDD
2
OUT
OUT
CLKR
3
OUT
CLKC
5
OUT
L
6
OUT
OUT
GND
R
8
OUT
OUT
VSS
7
4
R346 1K
R331 560
R332 560
7
6
5
4
3
2
1
16
15
14
12
11
9
10
VDD
19
10
R
VSS
9
8
OUT
2.2K
R342
R341
1.6K
1000P
C314
A39
A40
A45
A13
A12
A11
A10
A9
A8
A7
A6
A36
A35
A34
A33
A32
A31
A30
A29
A28
A27
A26
R343
1M
A38
A41
A42
A43
A44
A37
0.01
C332
1M
21
20
18
19
17
16
15
14
13
12
10
29
30
27
28
26
24
22
23
25
88
P31
87
P30
86
COM3/PL3
85
COM2/PL2
84
COM1/PL1
83
COM0/PL0
82
V1/PL4
V3/PL6
80
81
V2/PL5
72
S41/PF1
73
S42/PF2
74
S43/PF3
75
S44/PF4
76
S45/PF5
77
S46/PF6
78
S47/PF7
79
100
P05
99
P04
98
P03
97
P02
96
P01
95
P00
94
P35
93
P34
92
P33
91
P32
90
VDD3
89
VSS3
52
S23/PC7
53
S24/PD0
54
S25/PD1
55
VDD2
56
VSS2
57
S26/PD2
58
S27/PD3
59
S28/PD4
60
S29/PD5
61
S30/PD6
62
S31/PD7
63
S32/PE0
64
S33/PE1
65
S34/PE2
66
S35/PE3
67
S36/PE4
68
S37/PE5
69
S38/PE6
70
S39/PE7
71
S40/PF0
18
VDD1
17
CF2
16
CF1
15
VSS1
14
XT2/P75
13
XT1/P74
12
RES
11
P17/PWM0
10
P70/INT0 (uCOM ST)
9
P16/BUZ
8
P15/SCK1
7
P14/SI1/SB1
6
P13/SO1
5
P12/SCKO (uCOM CLK)
4
P11/SIO/SB0 (uCOM DATA)
3
P10/SO0
2
P07
1
P06
S21/PC5
51
S22/PC6
S13/PB5
44
S14/PB6
45
S15/PB7
46
S16/PC0
47
S17/PC1
48
S18/PC2
49
S19/PC3
50
S20/PC4
30
S0/PA0
29
P73/INT3/TOIN
28
P72/INT2/TOIN
27
P71/INT1
26
P87/AN7
25
P86/AN6
24
P85/AN5
23
P84/AN4
22
P83/AN3
21
P82/AN2
20
P81/AN1
19
P80/AN0
A49
A48
A47
A46
31
S1/PA1
32
S2/PA2
33
S3/PA3
34
S4/PA4
35
S5/PA5
36
S6/PA6
37
S7/PA7
38
S8/PB0
39
S9/PB1
40
S10/PB2
41
S11/PB3
42
S12/PB4
43
G2B
G3B
G5B
G1B
G1B
B15
+
C318
10u50
R357
2.2K
820
R356
B3
B3
AR314
B1
B5
B4
B1
B4
B5
AR315
B15
G7B
G6B
G6B
G7B
G5B
G4B
G3B
G2B
G4B
14
2
OUT
4
OUT
3
CLK/2
11
L
GND
12
5
OUT
7
OUT
OUT
6
OUT
CLKC
20
21
23
25
24
22
OUT
6
26
1200P
C313
16
1
15
13
CLKR
B13
B12
B14
B8
B7
B6
B11
B8
B7
B6
B11
B9
B10
B2
B9
B10
B2
AR312
AR313
B13
B12
B14
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4.7V
4.7V
5.8V
4.8V
4.7V
5.4V
6.1V
-6.1V
-5.3V
-10.4V
-15.1V
14.9V
-41.3V
-38.2V
H:4.3V
L:0V
ON:0V
OFF:4.6V
5.4V
4.8V
4.7V
-5.3V
5.4V
5.4V
4.8V
4.7V
4.7V
5.4V
4.9V
G-EQ300(K)
PCB/SD.INT
97.11.27
7:29
AM
y [ W
3
Summary of Contents for G-EQ300
Page 4: ... EQ300 PARTS DESCRIPTIONS ...