Sharp FO-6700 manuals

Sharp FO-6700 Service Manual (192 pages)

Brand: Sharp | Category: Fax machines | Size: 7.71 MB |

English

Table of contents

SERVICE MANUAL

1

FACSIMILE

1

CONTENTS

3

[1] Specifications

4

28 29 30 31 32 33

5

40393837363534

5

CHAPTER 2. ADJUSTMENTS

9

MEMORY CLEAR ?

10

1) Soft switch mode

11

2) Print area

11

3) ROM & RAM check

11

After setup of the document

12

Only the sensor which is

12

SPEED key SXXX XXX

13

: Speed key number

13

2-2. Print diagnosis

15

• Blank paper aging mode

15

• SW1 to SW30 : For line 1

17

• SW31 to SW60 : For line 2

17

4. Soft switch description

18

• Soft switch

18

[3] Troubleshooting

44

[4] Error code table

45

Super G3 mode

46

2. Service call error massage

46

Wire treatment

52

[1] Block diagram

53

[2] Wiring diagram

54

[1] Circuit description

57

(8) Gate Array (B) Block

64

(9) CODEC Block

66

(10) Page Memory Block

69

(11) Driver Block

70

(12) DPRAM I/F Block

71

1. General description

72

(1) Sub CPU Block

72

(2) Modem Block

75

(8) JBIG Block

80

IC3: VHiM65761FP-1(M65761FP)

80

CPU & memory block

82

Flash memory block 3/16

84

Reading block 4/16

85

Gate array (B) block 7/16

88

Codec block 8/16

89

Page memory block 9/16

90

Other block 14/16

95

Connector block 1 15/16

96

FO-6700U

100

Modem block 2/7

101

Gate array block 3/7

102

QM-coder block 4/7

103

Dual port RAM block 5/7

104

Access control block 6/7

105

Connector block 7/7

106

LIU PWB parts layout

109

Printer PWB circuit 2/2

111

T1 7 8 – 9

114

T1 2 – 3

114

Power Supply PWB parts layout

115

High Voltage PWB parts layout

119

Toner Empty PWB parts layout

120

Memory PWB circuit 2/3

126

Memory PWB circuit 3/3

127

[1] G3 Protocol

129

[2] Super G3 Protocol

130

[3] Power On Sequence

131

CHAPTER 8. OTHERS

132

2. Description

133

For inspection

135

[2] IC Signal Names

137

8 7 5 8 B

138

PRINTER PWB UNIT

139

16 15 14 13 12 11 10 9

142

1 2 3 4 5 6 7 8

142

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

142

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

142

PARTS GUIDE

143

[12] 2nd.Cassette (1)

158

I n d e x

184

© 2000 BY SHARP CORPORATION

192

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