Kyocera Mita KM-4230 Manual De Servicio página 581

PCB principal 8/9
A B
SELMCP2_
SELMCP1_
PVSYNC_
1
PHSYNC_
5 6 7 8
RA5
4 3 2 1
–
MCPCLK M2 CN3 A11
L78
–
MCPMREW M2 CN3 A12
L76
–
MCPIDA M2 CN3 A14
L73
MCPIDB M2 CN3 – A16
L71
2
5 6 7 8
RA65
4 3 2 1
MCPCLK M1 CN2 – A11
L187
–
MCPMREW M1 CN2 A12
L185
–
MCPIDA M1 CN2 A14
L182
–
MCPIDB M1 CN2 A16
3 L180
4
5
6
–
[A0S A5S]
7
–
[AD0S AD7S]
8
A B
C D
IC16
1
_1G
19
_2G
2 18 R16 L82
1A1 1Y1 CN3 – A9 PVSYNC M2
4 16 R14 L80
1A2 1Y2 CN3 – A10 PHSYNC M2
6 14 R128 L96
1A3 1Y3 –
CN3 A1 _MCPSEL M2
8 12
1A4 1Y4
11 9 L221 4 5
2A1 2Y1
13 7
L222 3 6
2A2 2Y2
15 5 L223 2 7
2A3 2Y3
17 3 L224 1 8
2A4 2Y4
RA4
S G
IC48
1
_1G
19
_2G
18 R40
2 L192
–
1A1 1Y1 CN2 A9 PVSYNC M1
R398
4 16 L189
–
1A2 1Y2 CN2 A10 PHSYNC M1
R406
6 14 L220
1A3 1Y3 CN2 – A1 _MCPSEL M1
8 12
1A4 1Y4
11 9 L169 1 8
2A1 2Y1
13 7 L170 2 7
2A2 2Y2
15 5 L171 3 6
2A3 2Y3
17 3 L172 4 5
2A4 2Y4
RA40
S G
L159
A0S
A1S
A2S
A3S
R312
A4S
A5S
_VTC
_RD S
_WR S
D0S
D1S
D2S
D3S
D4S
L162
IC46
PPST
19
_VTC _DE
1 _LDON
_RD S T_R
_LDEN
R321 S
AD7S 2 18 D7S
A7 B7
AD6S 3 17 D6S R320
A6 B6
AD5S 4 16 D5S R319
A5 B5
AD4S 5 15 D4S R318
A4 B4
AD3S 6 14 D3S R317
A3 B3
AD2S 7 13 D2S R316
A2 B2
8 R315
AD1S 12 D1S
A1 B1
R314
AD0S 9 11 D0S
A0 B0
C D
E F
L139
IC36
18 5
VCC _RE
20
C156 S G
_WE
C155
4 3 6
_RRES
19
RA37 R253 _WRES
8
GND RCK
1 2
17
S G
WCK RA39
24 1 1 4
D0 Q0
23 2 2 3
D1 Q1
RA38 22 3
D2 Q2
1 4 21 4
D3 Q3
2 3 16 9
Q4
D4
15 10
D5 Q5
14 11
S G D6
Q6
13 12
D7 Q7
S G
4 3
R251
RA36
1 2
R250 S
RA35
1 4
2 3
S G
_RES VTC _RES VTC
4 3
RA63
RA64
8 7 6 5
R304 1 2
1 2 3 4
1 75
VDD
VDD
2 74
A0 VSS
3 73
A1 _PVDBO
4 72
A2 _PVPAO
5 71
A3 VSS
6 70
VSS _PHSYNC
7 69
A4 VDD
8 68
A5 AMC
9 67
_VTCCS _PVSYNC
10 66
_IORD PVSYNC
11 65
_IOWR VSS
12 IC47 64
VDD _SEL0
13 63
D0 _SEL1
14 62
D1 VDD
15 61
D2 _SEL2
16 60
VSS _SEL3
17 59
SMC _SEL4
18 58
SIN _SEL5
19 57
SOT _SEL6
20 56
VSS VSS
21 55
D3 P2
22 54
D4 P1
23 53
VSS P0
24 52
SCK FLDON
25 51
VDD VDD
S
R306
R305
L163
4 3
VDD OUT
XT4
R310
ST GND
TR8
S G
1 2
S G
R302
5
SLEEP_
2
_RES VTC
S G
E F
G H
L20
IC4
1
Vcc RI
R100
2
_BD RC _RI
3
DI DO
C87
4
_BD GND _DO
C86
R101
S G
G
IC1
R108 R107
7 1 2 6
_MSYNC
L160
C90
_MSYNC
S G
5 3
S G
S G
R295
PHSYNC_
IC2 IC2
11 10 13 12
R296
F.C SW
PVSYNC_
SLEEP
SELMCP2_
SELMCP1_
13 12
IC22
S
11
IC6
9
S
IC5
4
G
EN
L22
12
EN
1
DI1
7
DI2
9
DI3
15
DI4
C85 C84
16
VCC
R98
8
GND
S G
11
13
IC6
4
2E
2B 2C 3
1B 1C 6
1E
1
TR7
4
S G
2E
5 2B 2C 3
L10
1C
2 1B 6
CN9 – 1 CLOCK
1E
1
S G
G H
2A3/4
I J
1
L18
CN8 – 3 BD_ +
8
L17
7
– BD_ –
CN8 2
6
2
5
–
L16 CN8 1
–
CN8 4
S G
L13
R106
3
–
CN9 4 READY
D1
L11
–
CN9 2
S G
D
TR3
–
CN1 70
G
S
4
–
L19 CN7 13
LSU5 V
–
CN8 5
L26
–
CN7 1
L31
–
CN7 6
L33
–
CN7 8
L35
–
CN7 10
L37 5
CN7 – 12
S G
L12
8
CN9 – 3 START
L30
2
DO1 + CN7 – 5 _VD1 +
6
3
DO1 – L29
6
+ – –
DO2 CN7 4 _VD1
5
–
DO2 L28
10
+ – +
DO3 CN7 3 _VD2
11
–
DO3 L27
14
+ – –
DO4 CN7 2 _VD2
13
DO4 –
L34
–
CN7 9 _ADJUST2
10
L36
–
CN7 11 _ADJUST1
L32
7
12
CN7 – 7 _EN
8
I J
3-7-24