Sharp AR-C240P Specifications Page 90
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3.1.2.6 Initializing NVM
This self-diagnosis is used for initializing non-volatile memory.
1. Press the
11
11
1 and
55
55
5 keys until the self-diagnostic (Level 1) mode is entered and [NV-RAM INITIAL]
is displayed in the top line. (Key
11
11
1 increments the item and Key
55
55
5 decrements the item.)
2. The bottom line displays the table number subject to initialization. There are three tables to
initialize. Press the
22
22
2 and
66
66
6 keys until the corresponding table number is displayed. (Key
22
22
2
increments the table number and Key
66
66
6 decrements the table number.)
Note:
Do not use Table 2.
3. The [NV-RAM INITIAL] display blinks when the
33
33
3
key is pressed and all items in Table 3-3 will
be initialized by pressing the key for 10 seconds continuously.
4. Press the
44
44
4 key to end the test. (Status returns to that described in 1.)
Table 3-3 (1/2) Items to Initialize in Table 2
Drum counter
Belt unit counter
Fuser unit
counter
Toner counter
Black
Yellow
Magenta
Cyan
Black
Yellow
Magenta
Cyan
Details
Initialize internal counter since
exchanging the drum.
Initialize internal counter since
exchanging the belt unit.
Initialize internal counter since
exchanging the fuser unit.
Initialize internal counter since
recovering the toner error.
Initial Value
0
0
0
0
Unit
-
-
-
-
Item to Initialize
Table 3-3 (2/2) Items to Initialize in Table 2
Color irregularity
adjust point X
axis
Color irregularity
adjust point Y
axis (L)
Color irregularity
adjust point Y
axis (R)
Engine
parameter
Yellow
Magenta
Cyan
Yellow
Magenta
Cyan
Yellow
Magenta
Cyan
Details
Initialize X axis correction value for
the LED head (yellow, magenta,
cyan).
Initialize Y axis (L) correction value
for the LED head (yellow, magenta,
cyan).
Initialize Y axis (R) correction value
for the LED head (yellow, magenta,
cyan).
Initialize all items set in Level 2 and 3
in the engine maintenance mode.
Initial Value
0
0
0
Unit
1/1200 inch
1/1200 inch
1/1200 inch
Item to Initialize
NV-RAM INITIAL
TABLE 1
- 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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