Text preview for : FO77U_6.PDF part of Sharp facsimile



Back to : FO77U_1.PDF | Home

A C D E F G H
(3-2A) (3-3B)

B

I

1/6
D[7-0] (2-6A) (3-4B)

SYSCLK MIRQ

6
D0 D1 D2 D3 D4 D5 D6 D7

[1] Control PWB circuit Main control block
+5V R132 C107 10K 1000P

6

+5V

DG

R107 33K

R105 33K R106 33K

C120 0.1

DG

DG

RA2 270 x 4 RA3 270 x 4

M

C121 1 L N

C114 C106 1 1 C111 C122 1 C123 1 DG C140 1 DG C124 1 DG 1 DG C112 1 DG DG DG

21

28

45

14 32 41 48 81 102 123 140

134

144 143 142 141 139 138 137 136 130 133 135 131 129 58

53.56

64.88

70 69 72 68 7

CML

95.108 VSS

CUTI

R166 470

R2 33K

A[16-0]

(2-6A) (3-4B)

VSS VSS VSS VSS VSS VSS VSS

VDD VDD VDD VDD VDD VDD VDD VDD

ADVA

ADXG

ADGA ADGD

5

VREFCONT

D0 D1 D2 D3 D4 D5 D6 D7 TSTCLK SYSCLK MIRQ RESET DEBUG TEST

CML

SPMUTE

RA12 470 x 4

5

(6-3E) (4-2C) (5-2A) CNLIUA-9 (6-4I) CNLIUA-5 CNLIUA-4 A B C D E F G

HS CI

RA14 470

R123 33K R124 33K R125 33K

107 73 74 75 76 77

GPIO20 GPIO19 GPIO18 GPIO17 GPIO16 GPIO15

RA10 470 x 2

CNLIUB-5 CNLIUB-3 CNPW-8 CNLIUB-1 (4-6C)

ERLY DPON PSAVE RLYCNT CSWI

RA10 470 x 1

C169 C163 C149 C168

4

R103 470

GPIO14 GPIO13 GPIO12 GPIO11 GPIO10

4

N.M.

DG

78 79 N.M. 80 R169 82 83 R126 33K 84 85 86 87 89

GPIO9 GPIO8 GPIO7 GPIO6 GPIO5

RA6 270 x 4

CHAPTER 6. CIRCUIT SCHEMATICS AND PARTS LAYOUT

6­1
38 : OPO7

N.M. R118

IC2 FC200 FAX ENGINE

CNLIUB-4 (4-4D) (4-5D) (4-5D) (4-3D)

DPMUTE PESNS FRSNSI ORGSNSI PSNS

R113 R111 R120 R119

33K 33K 33K 33K

90 91 92 93 94

GPIO4 GPIO3 GPIO2 GPIO1 GPIO0

A23 A22 A21 A20 A19 A18 A17 A16 A15 A14 A13 A12 A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 RA7 270 x 4

1 2 3 4 5 6 8 9 10 11 12 13 15 16 17 18 19 20 22 23 24 25 26 27

A16 A15 A14 A13 A12 A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0

3

C162 N.M. DG

RA4 470 x 4

H

R112 200 R104 270

RD WR ROMCS CE1 MCS I K J

CNCIS-5 CNCIS-4

CISCLK T

R109 150 R110 470

L101 HM601

96 97 100 99 98 101

(2-4A)(3-3B) (2-4D)(3-3B) (2-4A) (2-4D) (3-3B)

T

VIDCTL0 VIDCTL1 CLK1 CLK1 CLK2 START

3

RA11 470 x 4

2
OPI0 OPI1 OPI2 OPI3 LEDCTL LCDCS OPO0 OPO1 OPO2 OPO3 OPO4 OPO5 OPO6

CNTH-12 CNTH-11 CNTH-4 CNTH-3 CNTH-14 CNTH-15 CNTH-13

STRB4 STRB3 STRB2 STRB1 PCLK DATA LATCH

RA9 270 x 4

33 34 35 36 29 30 31 37

XOUT 60

VBAT 63

R168 10K

STRB3 STRB2 STRB1 STRB0 PCLK PDAT PLAT STRBPOL

RD WR ROMCS CS1 CS0 MCS SYNC REGDMA WAIT RAS CAS0 CAS1 DWR WRPROT

128 127 120 122 57 121 126 124 125 113 112 111 109 110

2
XIN
BATRST

PWRDWN

+VREF ­VREF / CLREF VIN THADI TONE

VDRAM 114

118 GPO0 GPO1 117 116 GPO2 115 GPO3

106 SM0 SM1 105 104 SM2 103 SM3

C125 C126 C115 C116 C141 C150 C142 52 51 50 49 55 54 47 46 44 43 42 40 39 38
C3 0.1 DG

59

62

61

71 66 67 65 119

+5V

22P 22P 22P 22P 22P 22P 22P L104 R133 HM601 120 RA13 470 x 4 RA8 470 x 4

C135 2200P

RA5 470 x 4 R12 10M DG

IC101 XC61
2 C134 1 R131 DG 1M DG BATRST C137 0.1 DG VCC C165 1 OUT GND 3 1 R144 10K RESET (1-1F)

DG DG DG DG DG DG DG

RESET C138 22P

C139 22P +VREF ­VREF VIN THADI C136 1 BZOUT

TPA TPB TPA TPB C2 1000P C1 1000P C105 1000P C104 1000P VTHON RCVOL RA1 470 x 4 LEDON MDMRST

X2 32.768KHz

KEN1A KEN2A KEN3A KEN4A

E SEN0 SEN1 SEN2 SEN3 SEN4 SEN5 SEN6 SEN7

1

VBT

+5V CNPN-16 CNPN-15 CNPN-14 CNPN-13

1
DG DG DG DG

(1-1I)

(5-5F) (5-5F) (5-5F) (5-5F) DG DG DG DG (5-5F) (6-1E) (5-5F) (3-2B)

(5-2D) (5-2D) (5-6C) (5-1H) (6-3I)

CNPN-4 CNPN-5 CNPN-6 CNPN-7 CNPN-8 CNPN-3 CNPN-9 CNPN10 CNPN-11

FO-77U UX-66U

A C

B

D

E

F

G

H

I

FO-77U UX-66U

A C D E F G H

B

I

Memory block 2/6
6 IC3 W24258S-70LE SRAM

6

(1-5I)

A[16~0]

(1-6I)

D[7~0]

IC5 27C010 ROM

5

DQ8 DQ7 DQ6 DQ5 DQ4 DQ3 DQ2 DQ1 IO8 IO7 IO6 IO5 IO4 IO3 IO2 IO1 VDD C113 0.1 28 VBT

21 20 19 18 17 15 14 13 D7 D6 D5 D4 D3 D2 D1 D0 19 18 17 16 15 13 12 11 D7 D6 D5 D4 D3 D2 D1 D0

5

30 (A17) 31 PGM 32 VCC 1 VPP +5V VBT VSS DG 14 R121 22K C161 0.1 GND DG (1-3H) (1-3H) CS1 WE CS2/OE CE1 WR 20 27 22 16

A16 A15 A14 A13 A12 A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 A14 A13 A12 A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 1 26 2 23 21 24 25 3 4 5 6 7 8 9 10 A14 A13 A12 A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0

4

(1-3H) (1-3H)

ROMCS RD

2 3 29 28 4 25 23 26 27 5 6 7 8 9 10 11 12 22 24

A16 A15 A14 A13 A12 A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 E G

4

6­2
3 2 1 C D E F G H I

3

2

1

A

B

A C D E F G H I
+5V +5V +3.3V +3.3V

B

CNLIUA-6 CNTH-6

CNDR-1

Modem block
R14 3 L103 HM601 C9 47/25 R130 0 DG C132 1 MAG C118 0.1 C133 1 R115 470 R117 470 DG +5V R165 100K R6 33K R135 33K C19 1000P RA14 470 x 1 C110 0.1 L100 HM601 L102 HM601

3/6
6

RHS RANK

6
C119 2200P

DRSNS
MAG MAG

5
73 112 100 85 77 10 125 114 106 87 84 16 127 70 58 45 33 42 14 120 93 94 95 96 97 98
R8 10K

5

113 VGG(+5VDD)
VAA-S(+5VIAA)

68 VAA-P(+5VIAA)

GPI0 GPI1 GPI2 GPI3 GPI4 GPI5 GPI6 GPI7 AGND5 AGND4 AGND3 AGND2 AGND1 DGND6 DGND5 DGND4 DGND3 DGND2 DGND1
MICP-P MICM-P MICBIAS-P SPKRP-P SPKRM-P LINEIN-P 61 62 63 71 72 60 69 LINEOUT-P 66 VREF-P 67

SIGRX C130 0.1 R129 1K R134 2.2K

48 N.C./AVDD-S(+3.3VIAD) 126 DVAA(+3.3VDA)

AVDD-P(+3.3VIAD) VDD5(+3.3VDD) VDD4(+3.3VDD) VDD3(+3.3VDD) VDD2(+3.3VDD) VDD1(+3.3VDD)

(1-6H)

A[4~0]

15 107 17 12 5 11 RTS CTS TXD DCLK RXD RLSD

(6-3E)

MAG SIGTX (6-4E)

4

(1-6H)

D[7~0]

A4 A3 A2 A1 A0 RS4 RS3 RS2 RS1 RS0

19 20 21 22 23

4

TELOUTI SPOUT C6 0.1 C131 0.1

(6-6E) (6-4E) C7 10/50 C5 10/50

6­3
IC4 FM209 MODEM
R167 270 L1 HM601 DG 119 XCLK 24 YCLK 115 RESET 13 EN85

+5V

3

L3 HM601

D7 D6 D5 D4 D3 D2 D1 D0

3
MAG C173 1000P DG

C103 1

(1-3H) (1-3H) (1-3H) (1-6F)

MCS RD WR MIRQ

(1-6F)

SYSCLK

R102 470

4 8

78 79 80 81 82 83 86 88 91 92 90 108 121 89 D7 D6 D5 D4 D3 D2 D1 D0 CS READ WRITE IRQ1 IRQ2 RESERVED/CSBR

5

Q PRE L105 CLK HM601 D 3 Q~ CLR

7 1 2 6

R4 270

(1-1D)

MDMRST

VC-P N.C. RESERVED N.C./MICP-S N.C./MICM-S N.C./MICBIAS-S N.C./SPKRP-S N.C./SPKRM-S N.C./LINEIN-S N.C./LINEOUT-S N.C./VREF-S N.C./VC-S N.C. N.C.

38,39,44,49,59,64,65,74 1,2,53,103,118,123,124,128 35 36 MAG 37 46 47 34 43 40 41 7 28

N.C./SOUT-S SR3IN SOUT-P N.C./ICLK-S ICLK-P IA1CLK N.C./SIN-S SIN-P SR4OUT N.C./MCLK-S IACLK MCLK-P N.C./FSYNC-S SA1CLK FSYNC-P N.C./CTRLSIN-S CTRLSIN-P SR1IO

GPO0 GPO1 GPO2 GPO3 GPO4 GPO5 GPO6 GPO7

XTL1

8 EYEXY 4 EYECLK 3 EYESYNC

32 N.C./IARESET-S 57 IARESET-P

2
R116

IC1 TC7WT74
C4 0.01

XTL0

DG

2
29 122 54 50 75 26 30 55 9 76 25 51 31 18 56 27 52 6 116 117
R100 200 X1 32.256MHz DG DG C20 1000P DG DG DG DG DG C101 12P R101 0 C102 12P

111 110 109 105 104 102 101 99

N.M. MAG C172 1000P R5 N.M. RA14 470 x 1 R122 10K DG DG DG

TELMUTE TXMUTE

DG

CNLIUA-3

CNLIUB-2

TXMUTEI(6-4E)

1

1

FO-77U UX-66U

A C

B

D

E

F

G

H

I

FO-77U UX-66U

A C D E F G H I
+5V

B

Sensor/Reset/Power supply block 4/6
CSWI (1-4A) VBT BAT1 CR2032 D103 HRW0202 R160 5.6K

6

6

CNCSW-1

CSW

C108 2200P

CNCSW-2 DG FRSNSI (1-4A) D102 1SS355 REG100 XC62FP3302P 2 3 ORGSNSI (1-3A) C167 0.1 1

DG

DG

CNFRS-1

FRSNS

5

C109 2200P

5

CNFRS-2

DG

DG

+3.3V

CNPN-12

ORGSNS

C143 2200P DG DG

DG

4
PESNS PESNS

4

+24V

R145 1K

(1-4A)
+5V +5V +5V +5V C171 0.1 C18 47/25 DG CNPW-1 CNPW-7 DG DG R159 N.M. DG R164 N.M. FG +24V +24V CNPW-5 CNPW-6
DG

1

3

PI2 SG206 CNPW-2 PSNS PSNS (1-3A)

6­4
CUTI (1-5A) +24V +24V CNPW-3 CNPW-4 MG MG

2

4

R114

CNLIUA-10 CNPN-2

DG

N.M.

DG

1

3

3

PI1 SG206

3
CNLIUA-11 DG CNPN-1

2

4

DG DG

CNCUT-1

CUT

CNLIUA-12

C117 2200P

CNCUT -3

DG

C170 0.1

C17 22/50

2

DG
MG

2
+24VA

CNCUT -2

N.C.

R163 N.M.

C16 N.M.

DG

1

1

A C

B

D

E

F

G

H

I

A C D E F G H I

B

Video processing/Motor drive / Thermal block 5/6
FU100 KAB2402 +24V C128 1000P VIN (1-1F) VMT VMT

6

6

+5V

R128 5.1K

IC8 ULN2003A
D1 100(1W)

CNMT-5 CNMT-6

(1-1E) (1-1E) (1-1E) (1-1E) (1-1E) (1-1E) C21 100/50 +5V CNCIS-3 CNCIS-2 MG DG C127 1 VTHON LEDON TPA TPB TPA TPB

CNCIS-1

VO

Q100 2SA1037

5

TPBD TPAD TPBD TPAD VTHON LEDON

CNMT-1 CNMT-2 CNMT-3 CNMT-4 (5-4B) (5-4B)

5

DG

R170 68

1 2 3 4 5 6 7 8 1B 2B 3B 4B 5B 6B 7B E

CON 1C 2C 3C 4C 5C 6C 7C

9 16 15 14 13 12 11 10

+5V

DG +24V CNCIS-7 C100 0.1 MG GLED CNCIS-6 C129 0.1 DG (5-5I) VTHON

4

+24V

4
D104 1SS355 +24V COIL 2 +24V 4 RY1 DQ24D1 R108 22K

(5-5I)

LEDON

6­5
R158 5.1K VREF+ (1-1F) Q104 2SA1037 VREF­ (1-1F) DG

1 3 VTH VTH VTH CNTH-1 CNTH-2 CNTH-16

3

3

+5V MG

MG MG MG

CNTH-7 CNTH-8 CNTH-9

R157 20K

2

(1-5A)

VREFCONT

R143 43K

2

R142 30K

+5V R162 20K C166 1 MG

+5V

CNTH-10

DG

THADI THI R161 470K C15 10/50

(1-1F) CNTH-5

1

1

MG

FO-77U UX-66U

A C

B

D

E

F

G

H

I

FO-77U UX-66U

A C D E F G H I

B

Analog signal block
Q101 +5V

6/6
6
R137 D100 1SS355 TELOUTI (3-4H)

(1-1D) N.M. R148 0 2 ­ 3 + 1 R136 0 R150 N.M. DG +5V C144 HM601 C145 1 N.M. C155 N.M.

RCVOL

6

CNLIUA-1

TELOUT

C151 0

R146 0

+5V

R147 N.M.

C152

IC7

N.M.

+5VA

5
C159 220P C8 0 SIGTX (3-4H) L106 HM601 R140 15K C148 1 4 ­ 2 3 + 6 5 1 78 SP+ SP­ CNSP-1 (3-1D) (3-3H) SPOUT R154 100K C22 1 Q1 TXMUTEI L4 HM601 R139 220K C11 47/25 DG

5

CNLIUA-8

TXOUT

N.M.

4
C158 1 DG N.M. C14 +5V R155 C160 100K 0.01 R152 0 R17 0 6 ­ 5 + 7 (3-3H) SIGRX R138 0 C146 1 C147 HM601 R16 CML Q102 N.M. DG +24VA TELIN C154 0.1 C156 R153 47K 0.1 R151 10K RCVOL R149 100K DG Q103 RNC1402 RXIN 8 CNLIUA-7 C153 (1-5A) DG R18 N.M. DG D101 1SS355 DG

IC6 NJM2113

CNSP-2 SPMUTE (1-5A)

4

6­6
R15 N.M. N.M.

CNLIUA-7

RXIN

C157 0

R141 20K R156 1K DG C164 4700P

BZOUT

(1-1F)

3 IC7

3

+5VA

2

CNLIUA-2

2 IC7
N.M. (1-1E) 4

1

1

A C

B

D

E

F

G

H

I

FO-77U UX-66U

Control PWB parts layout (Top side)

6­7

FO-77U UX-66U

Control PWB parts layout (Bottom side)

6­8

A C D E F G H I

B

[2] TEL/LIU PWB circuit 1/2
NOTE: These marks are all satety-cirtical parts.
C115 33P R115 86.6K R114 4.7K TXOUT CNLIUA-8
+5VA

L4

N.M.

TLJ-2

6
JP15 R1 N.M. C102 C1 JP14 C2 7 R116 3.3K DG N.M. C101 C103 C116 1 3 ZD7 N.M. R117 +5V N.M. C10 JP2 R133 300 DG R2 R104 ZD1 D ZD2 G Q1 S C4 R107 R106 PC4 PC3 N.M. N.M. PC2 R105 C122 1 C124 1 R102 R137 C125 REC1 PC1 R138 R139 C126 PC5 TLP521 ZD3 ZD4 HZ27C N.M. C123 N.M. T1 I2164 C3 0.82 R101 22K R3 22K(1/2W) JP4 N.M. N.M. N.M. M B L2 C127 0.039 2 4 ZD8 C9 4.7/50 C11 22/50 R129 620 N.M. ­ 6 5 + R103 L5

CNLNJ-2

JP10

JP13

6

N.M.

JP8

N.M.

CNLNJ-3

JP9

JP5

N.M.

L3A TR0703

5

AR1 RA-391P

IC102 2904 5

L3B TR0703

CML1

CNLNJ-4

JP7

C

JP6

N.M.

JP11

VA1 ERZV5D471

N.M.

VA2 ERZV5D471

JP3

ARG

CNLNJ-5

JP12

L1

N.M.

N.M.

D1 1SS133

N.M.

JP1

4

TLJ-1

N.M.

~ ~ + ­

4
+5VA

CNLNJ-6 R140 20K R134 20K C121

6­9
ZD5 ZD6 N.M. C108 3900P R130 0 TELOUT C109 220P
VREF

+5V

N.M.

3

R108 1.5K

3
R143 15K 2 ­ 3 + R141 47K CNLIUA-1 1 RXIN CNLIUA-7

R109 1K

C6 22/50

CNHJ-4 2 ­ 3 + C8 N.M. C113 1000P R131 3.3K R114 43K 1

TX+

L8 TR0703

DG

C106 0.1

R110 5.1K

CNHJ1-4 C107 1000P

C105 2200P

IC102 2904
+5VA

R142 3.3K

C104 2200P

DG

CNHJ-1

TX­

IC101 2904

C120 820P
+5V

DG

2
DG DG DG C111 220P R126 220K R125 3.3K 7 ­ 6 + 5 R127 39K
VREF

2
DG R111 20K R112 0
VREF +24VA

CNHJ1-1

+5V

TELIN R128 8.2K C14

CNHJ1-2

CNHJ-2 R124 N.M. DG DG R123 150

RX+

L7 TR0703

Q101 2SC2412K

CNLIUA-2

8 C7 10/50 R113 20K C114 0.1 4

8

C5 22/50

IC102 2904

C112 0.1 4

IC101 2904
N.M. DG

IC101 2904

1

CNHJ1-3

CNHJ-3

RX­

L6 TR0703

D3

D2

N.M.

Q107 RNC1402 TELMUTE R132 0 DG CNLIUA-3

DG

DG

DG

DG

1

DG

FO-77U UX-66U

A C

B

D

E

F

G

H

I

FO-77U UX-66U

A C D E F G H I

B

TEL/LIU PWB circuit 2/2
6
DPON CNLIUB-3

6

+5V

R119

PC1

Q105

DG

R120 DPMUTE CNLIUB-4

PC2

Q106

DG

5
E-RLY CNLIUB-5 CNLIUA-10 +5VA C13 22/25 C117 0.1 CNLIUA-11 C12 22/50 C118 0.1 +24VA HS CNLIUA-5 CNLIUA-12 +24V R135 100 DG DG N.M. CI CNLIUA-4 +5V R118 1K

R121

PC4

Q108

5

DG

R122

N.M.

PC5 TLP521

C110

N.M.

DG

DG

4

R136

4

PC3 Q104 RNC1402

C119

DG CML

DG

N.M.

6 ­ 10
RHS CNLIUA-6 D4 1SS133 CNHS-1 CNHS-2

CML

CNLIUA-9

SW1 HOOK SW

DG

3

3

DG

2

2

1

1

A C

B

D

E

F

G

H

I

FO-77U UX-66U

TEL/LIU PWB parts layout (Top side)

6 ­ 11

FO-77U UX-66U

TEL/LIU PWB parts layout (Bottom side)

6 ­ 12

A C D E F G H

B

I

[3] Power supply PWB circuit
6

6

CN1 C16 TH1 T1 D8 D4 C5 8 4 D2 C12 ZD3 R17 R21 D1 6 9 F2 FB2

CN2

F1

5

L

1

5

+24V

L1

5
6 +24V

AC IN

V1

R1

C1

N D3

3

R3 R2

4
R7 D7 D9 C10 2 8 PC1-1 R18 R5 FB3 2 R23 +5V

C8

4

FB1

6 ­ 13
10,11,12 D5 D6 1 R9 R13 R11 PC1-2 Q2 R10 C9 R8 C11 C13

Q1

3
R19 R14
C15

3
R15

R4

IC2
R20

1

DG

3 R22 4

MG

C17

2

FG

MG

2

1

1

NOTE: Since the parts of PWB cannot be supplied, change it as a unit.
C D E F G H I

FO-77U UX-66U

A

B

FO-77U UX-66U

Power supply PWB parts layout

6 ­ 14

F2

RDENT2142XHZZ

A C D E F G H I

B

[4] Operation panel PWB circuit
6

6

CNLCD-11

LD4

CNPN-5 1 2 3

SEN0

D4 1SS270

CNLCD-12

LD5

CNPN-6 VOLUME 4 5 6

SEN1

D3 1SS270

5

5

CNLCD-13

LD6

CNPN-7 FUNC 7 8 9

SEN2

D2 1SS270

CNLCD-14

LD7

CNPN-8 RESO/MODE 0 #

SEN3

D5 1SS270

4

4

CNLCD-4

RS

CNPN-3 01 02 03 04 ORGSNS

SEN4

D1 1SS270 ORGSNS SW-169-72AU CNPN

6 ­ 15
05 START STOP COPY DG CNPN-4 REDIAL SPEED HOLD SPEAKER CNPN-2 CNPN-1 +5V DG E REC REPEAT PLAY DELETE

ORGSNS

CNPN-12

D6 1SS270

CNPN-9

SEN5

3

3

D7 1SS270 E +5V DG C2 N.M. DG R1 1K C1 R/W VO CNLCD-6 CNLCD-2

CNPN-10

SEN6

DG SEN4 SEN0 SEN2 SEN5 SEN7 KEN4A KEN2A

1 3 5 7 9 11 13 15

2 4 6 8 10 12 14 16

+5V E SEN1 SEN3 SEN6 ORGSNS KEN3A KEN1A

CNLCD CNLCD-1 R2 6.2K CNLCD-5 CNLCD-3

CNPN-11

SEN7

D8

2

2

N.M.

DG VO R/W N.C. N.C. LD4 LD6

1 3 5 7 9 11 13

2 4 6 8 10 12 14

+5V RS E N.C. N.C. LD5 LD7

CNPN-16 CNPN-15 CNPN-14 CNPN-13

KEN1A KEN2A KEN3A KEN4A

1

1

NOTE: Since the parts of PWB cannot be supplied, change it as a unit.
C D E F G H I

FO-77U UX-66U

A

B