Brother FAX-921 manuals

Owner’s manuals and user’s guides for Faxes Brother FAX-921.
We providing 1 pdf manuals Brother FAX-921 for download free by document types: User Manual


Brother FAX-921 User Manual (218 pages)


Brand: Brother | Category: Faxes | Size: 4.44 MB |

 

Table of contents

SERVICE MANUAL

1

CHAPTER I

4

1. EQUIPMENT OUTLINE

6

2. SPECIFICATIONS

7

CHAPTER II

11

CHAPTER III

12

CONTENTS

13

1. OVERVIEW

14

2. MECHANISMS

15

Gear Train

18

Planetary Gear System

19

Active Gears

21

III - 11

24

III - 13

26

III - 15

28

Not provided on the FAX-910

29

III - 17

30

III - 18

31

*Not provided on the FAX-910

31

3. CONTROL ELECTRONICS

32

III - 20

33

3.2 Main PCB

33

III - 21

34

III - 22

35

3.3 NCU PCB

35

U.S.A. versions

35

III - 23

36

European versions

36

Power Supply Circuit

38

CHAPTER IV

39

1. DISASSEMBLY/REASSEMBLY

41

Tightening Torque List

42

1.13 Panel-lock Leaf Springs

82

1.17 Harness Routing

86

2. LUBRICATION

87

[ 2 ] LF roller ASSY

89

[ 3 ] Platen frame ASSY

89

CHAPTER V

92

Within 2 seconds

94

Maintenance-mode Functions

95

3. DETAILED DESCRIPTION OF

97

MAINTENANCE-MODE FUNCTIONS

97

Test Pattern 1

101

(Dial pulse setting)

104

(Tone signal setting)

105

Selector 8: “R” key function

107

(Dial tone setting 1)

113

(Dial tone setting 2)

114

(Busy tone setting)

117

(Modem setting)

119

(AUTO ANS facility setting)

120

(REDIAL facility setting)

121

(Function setting 1)

122

(Function setting 3)

124

(Transmission speed setting)

125

* EP: Echo protection

126

Selector 1: EP tone prefix

126

(TAD setting 1)

127

(ECM and caller ID setting)

128

* ECM: Error correction mode

128

(TAD setting 2)

130

(TAD setting 3)

131

(Function setting 4)

132

(Function setting 5)

133

(Function setting 6)

134

(Function setting 7)

135

(Function setting 8)

136

(Function setting 9)

137

(Function setting 10)

138

(Function setting 11)

139

(Function setting 13)

141

(Function setting 14)

141

Configuration List

142

Key & Button Entry Order

144

CHAPTER VI

150

1. ERROR INDICATION

152

2. TROUBLESHOOTING

163

Beep code 1 LHLHLHLHm RAM

167

Beep code 2 HLHLLHLHm EEPROM

167

July ’98

168

Printed in Japan

168

FAX750/FAX770/FAX870MC

169

FAX860/FAX880/FAX1270T

169

FAX-917/FAX-940

169

MFC-925/MFC970MC/MFC1970MCT

169

EEPROM Customizing Codes

170

Appendix 2. Circuit Diagrams

173

Main PCB 1/5

174

(FAX750/FAX770/FAX-910/

174

FAX-920/FAX-921/MFC-925)

174

Main PCB 2/5

175

FAX-920/FAX-921/MFC-925)

175

Main PCB 3/5

176

Main PCB 1/6

179

(FAX870MC/MFC970MC/FAX-930/

179

FAX-931)

179

Main PCB 2/6

180

FAX-931)

180

Main PCB 3/6

181

Main PCB 5/6

183

(FAX750/FAX770/FAX-920)

185

NCU 2/2

188

ASSYASSYASSY

188

NCU 1/2

189

ASSYASSY

190

(FRANCE)

191

(CHINA, INDIA)

192

Control Panel 1/2

193

FAX-921/MFC-925)

193

Control Panel 2/2

194

PARTS REFERENCE LIST

199

MFC-925

199

MFC-970MC

199

<Eliminated>

204





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