Ricoh F-40 User manual

Technical Bulletin No. RTB-001
SUBJECT: F-40 SERVICE MANUAL MODIFICATION DATE: Dec.31 1990
PAGE: 1 of 10
PREPARED BY:M. Ninomiya
CHECKED BY: FROM: COPIER TECHNICAL SUPPORT SECTION
CLASSIFICATION:
Action Required
Troubleshooting
Retrofit Information
Revision of service manual
Information only
Other
MODEL: F40
Page: 01-21 Table location: Paper Feed/FUNCTION
Incorrect: Drives the 1st feed section.
Correct: Drives the feed section.
Page: 01-21 Table location: Feed Relay Clutches/LOCATION
Incorrect: 48,45
Correct: 38,45
Page: 01-27 Location: left side, second box from bottom
Incorrect: Paper Pack
Correct: Power Pack
Page: 02-18 Location: 2nd line in the 2nd paragraph
Incorrect: switch or the lift sensor (ARDF/RDH) is on.)
Correct: switch is on.)
Page: 02-26 Location: 2nd line from the bottom of the page
Incorrect: development roller gear [B] when
Correct: development roller gears [C] when
Page: 02-33 Location: In the 1st illustration
Incorrect: Drum Temp 15°C
Correct: Drum Temp 30°C
Page: 02-33 Location: 2nd illustration
Modified as below:
290ms
ID Sensor Pattern For Image
(Selected Bias)
Development
Bias
Scanner On
Forward Scan
40ms

Technical Bulletin No. RTB-001
SUBJECT: F-40 SERVICE MANUAL MODIFICATION DATE: Dec.31 1990
PAGE: 2 of 10
Page: 02-34 Location: Main PCB box (circuit diagram)
Incorrect: CFL / QC Trigger
Correct: PQC / PTL Trigger
Page: 02-39 Location: End of the 7th line from the bottom of the page
Incorrect: then it stops any further toner supply to the development tank.
Correct: then the CPU changes from detect mode to fixed toner supply mode.
Page: 02-43 Location: The last line in the 3rd paragraph
Incorrect: LOW signal to CN103-7
Correct: LOW signal to CN101-A10
Page: 03-04 Location: item #6 in list
Delete item #6 (Toner Collection Bottle) and renumber the list.
Page: 03-07 Location: 2nd (Right side of the page) and 3rd (Bottom) illustraion
Delete the 2nd illustration and make callouts [D] & [E] to [B] & [C] on the 3rd illustration.
Page: 03-07 Location: Step 6
Delete step 6 (Slide out the paper feed unit....) and renumber the steps that follow on this
page and the next page
Page: 03-07 Location: Step 7
Incorrect: 7. Remove the left top cover plate [D]and the scanner lock plate[E] (1 screw)
Correct: 6. Remove the left top cover plate [B]and the scanner lock plate[C] (1 screw)
Page: 03-14 Location: step 29
Incorrect: 29. Check the light intensity (SP48).
Correct: 29. Set DIP SW 902-8 to ON, then check the light intensity (SP48).
Page: 04-01 Table location: A. OPTICS section of PM table: Exposure Lamp
Incorrect: I I I I
Correct: I.C I.C I.C I.C
Page: 04-03 Table location: G. OTHERS section of PM table: Drive Chains and Belts
Incorrect: I I I Replace if necessary.
Correct: I.L I.L I.L Replace if necessary.(Lubricate chain if necessary)
Page: 04-03 Table location: G. OTHERS section of PM table: Vacuum Fan Filter
Incorrect: Vacuum Fan Filter
Correct: Transport Fan Filter
Page 4-5 & 6 Location: 2.2 LANGUAGE CODE TABLE and 2.3 DIP SWITCH TABLE
Change LANGUAGE CODE TABLE into section 2.3; change DIP SWITCH TABLE into
section 2.2.

Technical Bulletin No. RTB-001
SUBJECT: F-40 SERVICE MANUAL MODIFICATION DATE: Dec.31 1990
PAGE: 3 of 10
Page: 04-05 Location: LANGUAGE CODE TABLE
Incorrect: Nashua South Africa (A4)
SP-12
SP-13
Correct: Nashua South America (A4)
SP-12 (Inch)
SP-13 (Metric)
Page: 04-05 Location: LANGUAGE CODE TABLE
Add "2: Spanish" to the list of languages in the SP-12 column.
Add "5: Spanish" and "5: Dutch" to the list of languages in the SP-13 column.
Note: This list is the same as that in row 2 (0.1.0.)
Page: 04-07 Location: Second DIP SWITCH (101) table from the top
Delete 2nd table with its above explanation. (* The factor setting of . . . )
Page: 04-11 Location: first paragraph
Correct this paragraph as follows:
If the finisher malfunctions, use Shift Tray Mode and Staple Mode to by-pass the
mainframe data. Then test operate the finisher to determine whether the cause of
the malfunction is in the finisher.
Page: 04-11 Location: step #1 of Shift Tray Mode
Incorrect: SW 101-1,2,and 4 to
Correct: SW 101-1 and 2 to
Page: 04-11 Location: step 3 of Shift Tray Mode
Incorrect: 3. Press SW 100 to start the finisher operation.
Correct: 3. Press SW 100 to put finisher off-line operation on standby.
Page: 04-11 Location: step 5 of Shift Tray Mode
Incorrect: 5. Press SW 101 to stop the finisher operation.
Correct: 5. Press SW 101 to end finisher off-line operation.

Technical Bulletin No. RTB-001
SUBJECT: F-40 SERVICE MANUAL MODIFICATION DATE: Dec.31 1990
PAGE: 4 of 10
Page: 04-11 Location: step 2 of Staple Mode
Incorrect: 2. Press SW 100 to start the finisher operation.
Correct: 2. Press SW 100 to put finisher off-line operation on standby.
Page: 04-11 Location: step 4 of Staple Mode
Incorrect: 4. Press SW 101 to stop finisher operation.
Correct: 4. Press SW 101 to end finisher off line operation.
Page: 04-13 Location: bold-text paragraph
Incorrect: 34, 80, 81, 90, 91,
Correct: 34, 80, 81, 91,
Page: 4-16,17 Location: table
Incorrect: 11 Not Used (Japanese Machine Only)
12 Second Paper Feed Clutch
13 Third Paper Feed Clutch
21 Not Used
22 Second Pick-up Solenoid
23 Third Pick-up
33 First Pick-up Solenoid
Correct: 11 Second Paper Feed Clutch
12 Third Paper Feed Clutch
13 Not Used (Japanese Machine Only)
21 Second Pick-up Solenoid
22 Third Pick-up Solenoid
23 Not Used (Japanese Machine Only)
33 Manual Pick-up Solenoid
Page: 04-18 Table location: Mode No.8/Comments
Incorrect: (Page 4-9)
Correct: (Page 4-15)
Page: 04-18 Table location: Mode No. 9/Comments
Incorrect: (Page 4-10)
Correct: (Page 4-16)
Page: 04-19 Table location: Mode No. 26/Data
Incorrect: 0: NO (50)
Correct: 0: NO
Incorrect: 1: YES (30)
Correct: 1: YES

Technical Bulletin No. RTB-001
SUBJECT: F-40 SERVICE MANUAL MODIFICATION DATE: Dec.31 1990
PAGE: 5 of 10
Page: 04-20 Table location: Mode No. 34/Comments
Incorrect: Shifts all bias levels including ID pattern bias.
Correct: Shifts all bias levels except for ID Pattern bias.
Page: 04-21 Table location: Mode No. 48/Comments
Incorrect: (Factory setting = 65)
Correct: (Factory setting = 64, Max. 80V)
Page: 04-22 Table location: Mode No. 60/Function (last line)
Incorrect: less than 0.5V
Correct: less than 0.4V
Page: 04-23 Table location: Mode No. 68/Comments
Delete the following text: No double counts of A3 or 11"x17" copies fed from by-pass
feed table.
Page: 04-24 Table location: Mode No. 83/Comments
Incorrect: is displayed. If "0" is entered, max. is 999. Otherwise, max. is number entered.
Correct: is displayed. Max. is the number entered.
Page: 04-29 Location: LANGUAGE CODE TBLE
Add "5: Spanish" and "5: Dutch" to the list of languages in the SP13 column.
Note: This list is the same as that in row 2 (010).
Page: 04-30 Location: Items #10,17 and 18
Replace item #10 with item #17 (i.e. delete #10 and change #17 into #10) and
change #18 into #17.
Page: 05-10 Location: Illustration
Make a callout [C] to unmarked side plate cutout. Spring plate callout [C] change to [D]
Page: 05-28 Location: Steps 3 and 4
Incorrect: one-eighth of Vsg.
Correct: one-tenth of Vsg.
Page: 05-32 Location: Steps 9 -- 13
Renumber 9 through 13 to 7 through 11. (Numbers are continuing from previous page.)
Page: 05-46 Location: HOT ROLLER TEMPERATURE ADJUSTMENT, Measure
Incorrect: 10°C/step
Correct: 1°C/step
Page: 05-58 Location: step 5
Incorrect: [A] (2 screws).
Correct: [A] (4 screws).

Technical Bulletin No. RTB-001
SUBJECT: F-40 SERVICE MANUAL MODIFICATION DATE: Dec.31 1990
PAGE: 6 of 10
Page: 05-58 Location: step 6
Incorrect: [B] (4 screws).
Correct: [B] (2 screws).
Page: 05-69 Location: 7.5 LIGHT INTENSITY ADJUSTMENT, step 3
Incorrect: ID level and make ten A3/LDG copies to stabilize drum sensitivity.
Correct: ID level and make more than ten A3/LDG copies, then check the light intensity.
Page: 05-69 Location: 7.5 LIGHT INTENSITY ADJUSTMENT, step 5
Renumber #5 to #4.
Page: 05-70 Location: ADS VOLTAGE ADJUSTMENT, Measure
Delete the following text: The ADS output voltage on the main PCB can be changed.
Page: 05-76 Location: illustration
Lower right part of illustration overlaps text. Move it up.
Page: 05-87 Location: step 6
Incorrect: 6 Turn on the D2 switch
Correct: 6 Turn on the D1 switch
Page: 05-91 Location: section title
Incorrect: 8.13 CHARGE CORONA CURRENT ADJUSTMENT
Correct: 8.13 CHARGE CORONA CURRENT ADJUSTMENT WHEN USING THE DRUM
SHOE
Page: 05-94 Location: step 8
Incorrect: 8. Turn on the SC D2
Correct: 8. Turn on the SC D1
Page: 05-95 Location: Optimum Adjustment Value
Incorrect: (Normal:D18-D2)
Correct: (Normal: D1 and D2)
Page: 05-95 Location: step 10
Delete #10 and renumber the steps that follow.
Page: 05-97 Location: NOTE
Incorrect: After turning on the PCC switch,
Correct: After turning on the PQC switch,
Page: 07-07 Location: Lines 3 -- 5 in 2nd paragraph
Incorrect: feed-in solenoid
Correct: feed-in clutch

Technical Bulletin No. RTB-001
SUBJECT: F-40 SERVICE MANUAL MODIFICATION DATE: Dec.31 1990
PAGE: 7 of 10
Page: 07-07 Location: 1st line in the 3rd paragraph
Incorrect: and the paper width
Correct: and the original width
Page: 07-07 Location: The 7th line from the bottom
Incorrect: the original until 140 milliseconds
Correct: the original until 85 milliseconds
Page: 07-33 Location: section title
Incorrect: 13.2 PAPER FEED UNIT REMOVAL
Correct: 13.2 FEED-IN UNIT REMOVAL
Page: 07-36 Location: section title
Incorrect: 13.5 PAPER FEED CLUTCH REPLACEMENT
Correct: 13.5 FEED-IN CLUTCH REPLACEMENT
Page: 07-38 Locaton: section title
Incorrect: 13.7 PAPER FEED MOTOR REPLACEMENT
Correct: 13.7 BELT DRIVE MOTOR REPLACEMENT
Page: 07-40 Location: section title
Incorrect: 13.9 PAPER FEED ROLLER REPLACEMENT
Correct: 13.9 ORIGINAL FEED ROLLER REPLACEMENT
Page: 07-46 Location: after step 3
Add the following note:
NOTE: When removing the PCB, be careful not to damage any of the components that
protrude from the board.
Page: 08-13 Location: top illustration
Switch callouts [A] and [B].
Page: 09-17 Location: 3rd line in 1st paragraph.
Incorrect: When the DF is lifted
Correct: When the RDH is lifted
Page 09-19 Location: list
Incorrect: 10. Pan head Screw 4 x 6 9
Incorrect: 11. Pan head Screw 1
Incorrect: 12. Pan head Screw 4 x 8 8
Correct: 10. Pan head Screw 4 x 6 11
Correct: 11. Washer 1
Correct: 12. Shoulder Screw 4 x 10 8

Technical Bulletin No. RTB-001
SUBJECT: F-40 SERVICE MANUAL MODIFICATION DATE: Dec.31 1990
PAGE: 8 of 10
Page: 09-19 Location: item 9 in list
Delete item #9 and renumber the list.
Page: 09-25 Location: step #18, substep 1)
Incorrect: 1) Remove the RDH rear cover [A] (5 screws), then set the DIP SW 101-2 on to
change timing registaration mode.
Correct: 1) Remove the RDH rear cover [A] (5 screws), then turn on DIP SW 101-2 to
change to timing registration mode.
Page: 09-32 Location: Between step 1 and 1)
Add the following text, then renumber the steps:
1) Remove the RDH rear cover [A] (5 screws), then turn on DIP SW 101-2
to change to timing registration mode.
Page: 10-06 Location: 2nd line of 1st paragraph
Incorrect: The motor and
Correct: The belt-drive motor and
Page: 10-20 Location: item 10 of list
Incorrect: 10. Pan Head Screw with Washer
Correct: 10. Pan head Screw (Long)
Page: 10-20 Location: item 15 of list
Incorrect: 15. Rubber Tightener
Correct: 15. Rubber Washer
Page: 10-20 Location: Between items 18 and 19 of list
Add the following item, then renumber the list:
19. Decal -- Staple Position
Page: 12-09 Location: Code #56, Definition
Incorrect: SC #55 lights
Correct: SC#56 lights
Page: 12-12 Location: Code #86, Definition
Incorrect: the SC #85 counter
Correct: the SC #86 counter
Page: 12-16 Location: Code #B8, Definition
Incorrect: SC #B8 if the does
Correct: SC #B8 if the one-turn sensor does
Page: 12-18 Table location: row 5 in the Name column
Incorrect: 2nd and 3rd Lift
Correct: 1st, 2nd and 3rd Lift

Technical Bulletin No. RTB-001
SUBJECT: F-40 SERVICE MANUAL MODIFICATION DATE: Dec.31 1990
PAGE: 9 of 10
Page: 12-18 Table location: row 8 in the Problem column
Incorrect: SC (41:1st, 42:2nd, 43:3rd, 44:4th)
Correct: SC (41:1st, 42:2nd, 43:3rd)
Page: 12-19 Table location: row 11 in the Problem column
Incorrect: SC 29 is indicated 3. . .
Correct: SC 29 is indicated 3.83. . .
Page: 12-19 Table location: row 12 in the Problem column
Incorrect: SC 28 is indicated 3.7. . .
Correct: SC 28 is indicated 3.83. . .
Page: 12-19 Table location: row 13 in the Problem column
Incorrect: SC 2B is indicated 3. . .
Correct: SC 2B is indicated 1.83. . .
Page: 12-19 Table location: row 14 in the Problem column
Incorrect: SC 2A is indicated 0.3. . .
Correct: SC 2A is indicated 1.83. . .
Page: 12-20 Table location: row 4 in the Problem column
Incorrect: SC 82 is indicated
Correct: SC 81 is indicated.
Page: 12-21 Location: step 2
Incorrect: (2) Repeat step 1 to obtain
Correct: (2) Press SW100 on the RDH board to obtain
Page: 12-22 Table location: row 3 in the Definition column
Incorrect: the feed-in motor
Correct: the feed-out motor
Page: 12-22 Table location: row 5 in the Definition column
Incorrect: two-sides Duplex
Correct: two-side Duplex
Page: 12-22 Table location: row 11 in the Condition column
Incorrect: Feed-out sensor stays on.
Correct: Feed-out sensor stays on. (A4/81/2" x 11"(s) or smaller originals)
Page: 12-22 Table location: row 11 in the Definition column
Incorrect: 850 ms after the feed-out sensor turn on.
Correct: 850 ms after the feed-out motor turns on again to feed out the 1st original.

Technical Bulletin No. RTB-001
SUBJECT: F-40 SERVICE MANUAL MODIFICATION DATE: Dec.31 1990
PAGE: 10 of 10
Page: 12-22 Table location: row 12 in the Definition column
Incorrect: not turns off within 850 ms the inverter
Correct: not turn off within 850 ms after the inverter
Page: 12-22 Table location: row 14 in the Condition column
Incorrect: is not turned at correct time.
Correct: is not turned on at correct time.
Page: 12-23 Table location: row 5 in the Definition column
Incorrect: RDH receives the feed-in signal
Correct: RDH receives the feed-out signal