Sharp AR-C240P Specifications Page 80
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- Table of contents
- TROUBLESHOOTING
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2. Press the
22
22
2
and
66
66
6
keys until the SCAN number that corresponds to the unit subject to the
following test listed in Table 3-1. (Key
22
22
2
increments the item and Key
66
66
6
decrements the item.)
3. The test starts by pressing the
33
33
3 key. The SWITCH SCAN number begins to blink and the
number of the corresponding unit (1-4) is displayed along with the current status.
Manipulate each unit (Fig 3-1). The items are displayed in the LCD that corresponds to each
item. (The display differs for each sensor. See Table 3-1 for details.)
4. The SWITCH SCAN number reappears in the display status (blinking ceased) by pressing the
77
77
7 key.
5. Repeat Steps 2 to 4 as required.
6. Press the
44
44
4 key to end the test. (Status returns to that described in 1.)
SWITCH SCAN
SWITCH SCAN 00
1=H 2=L 3=H 4=L
3. The [XX.XX.XX] in [DISGNOSTIC MODE XX.XX.XX] that is displayed in the LCD display is the
ROM version. The set value for FACTORY WORKING MODE is displayed in the right side of
the bottom line. [SHIPPING] is normally set.
4. Proceed to each self-diagnosis step by pressing the
11
11
1 or
55
55
5 key.
(The menu item rotates by pressing the
11
11
1,
55
55
5 key.)
3.1.2.2.2 Exiting the self-diagnostic mode
1. Turn the power OFF, then turn it on after ten seconds.
3.1.2.3 Switch scan test
This self-diagnosis is used for checking the input sensor and switch.
1. Press the
11
11
1
and
55
55
5
keys until the normal diagnostic mode is entered and [SWITCH SCAN] is
displayed on the top line.
(Key
11
11
1 increments the test item and Key
55
55
5 decrements the test item.)
DIAGNOSTIC MODE
XX.XX.XX FACTORY/SHIPPING
3.1.2.2.1 Entering self-diagnostic mode (Level 1)
1. The system maintenance menu mode is entered by turning the power ON while pressing the
))
))
)
,
11
11
1
,
66
66
6
, and
77
77
7
keys simultaneously.
2. Press the
))
))
)
key several times until [DIAGNOSTIC MODE] is displayed.
- AR -C 240P 1
- CONTENTS 3
- 1. CONFIGURATIONS 6
- 1.1 System Configuration 6
- 1.2 Printer Configuration 7
- 1.3 Supplies and Consumables 8
- Option Configuration 9
- 1.4 Specifications 10
- 2. OPERATION DESCRIPTION 12
- 2.1 Main Board (TIG PWB) 13
- 2.3 Power Units 16
- Disconnect 17
- [Maintenance Tools] 18
- Table 2-1 Maintenance Tools 18
- 2.2 Parts layout 19
- For 600dpi 20
- [Printer Unit-1/2] 21
- Figure 2-3 21
- [Printer Unit-2/2] 22
- Figure 2-4 22
- [Cassette Guide Assy (L),(R)] 23
- Figure 2-5 23
- [Duplex Unit] 24
- Figure 2-6 24
- 2.3 Replacing Parts 25
- 2.3.1 Top Cover 27
- (1) Open the Top Cover assy 27
- Figure 2-3-1 Top Cover 27
- 2.3.6 Eject Guide Assy 32
- (1) Remove the cassette 1 34
- 2.3.11 Face-Up Tray 37
- Figure 2-3-11 Face-Up Tray 37
- 2.3.15 Drum Contact Assys 41
- Stage height adjustment jig 43
- Top surface 43
- 2.3.20 Main Cooling Fan 46
- Connectors 47
- 2.3.22 Duplex Guide Assy 48
- Main chassis 52
- 2.3.27 Entrance Sensor PWB 53
- 2.3.30 Exit Sensor Assy 56
- 2.3.42 Fuser Unit 68
- (1) Open the top cover 1 68
- Figure 2-3-42 Fuser Unit 68
- 2.3.44 Duplex Unit 70
- Figure 2-3-44 Duplex Unit 70
- 3. ADJUSTMENT 76
- 3.0 System Maintenance MENU 76
- Maintenance Menu 78
- SWITCH SCAN 80
- MOTOR & CLUTCH TEST 84
- BLACK - ID MOTOR 84
- Figure 3-3 85
- Table 3-2 85
- TEST PATTERN 86
- Pattern 5 Pattern 6 88
- Pattern 7 88
- MTR=*.**KV CTR=*.**KV 89
- P=*** T=*** U=***[###] 89
- H=***% L=***[###] 89
- KTR=*.**KV YTR=*.**KV 89
- NV-RAM INITIAL 90
- TOTAL SHEETS FEED 91
- BLACK IMPRESSIONS 91
- YELLOW IMPRESSIONS 91
- MAGENTA IMPRESSIONS 91
- CYAN IMPRESSIONS 91
- 3.1.2.9 Panel display details 92
- Panel display 92
- Details of jam error display 96
- Value Check 101
- Measurement point 104
- 2-Character correction value 108
- Code content Barcode 108
- 5. TROUBLESHOOTING PROCEDURES 111
- 5.5 Troubleshooting Procedure 112
- Back-up roller thermister 128
- Heat roller thermister 128
- DIAGNOSTIC MODE 139
- XX.XX.XX 139
- Charge Roller 144
- Developing Roller 144
- Toner Supply Roller 144
- 5.6 Fuse check 145
- 6. CONNECTION DIAGRAM 146
- 6.1 Resistance Checks 146
- Feeder Motor 148
- Duplex Motor 148
- 6.2 Program/Font ROM Layouts 150
- (2) Main Controller PWB 152
- (6) N71 PWB 154
- Item Description 156
- INPUT. PRIME 157
- ACKNOWLEDGE 157
- 1. Parts Replacement 160
- APPENDIX C ERROR MESSAGES 165
- 1. Error messages 165
- 5. Other Warnings 177
- PARTS GUIDE 179
- (1) Main Assembly 1/3 181
- (1) Main Assembly 2/3 182
- (1) Main Assembly 3/3 183
- (2) Top Cover Assembly 185
- (2) Top Cover Assembly 186
- (3) Printer Unit Chassis 1/2 187
- (3) Printer Unit Chassis 2/2 188
- (3) Printer Unit Chassis 189
- (4) Paper Tray Guide 191
- (4)Paper Tray Guide 192
- (5)Duplex Unit 193
- (5) Duplex Unit 194
- ALL RIGHTS RESERVED 196
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