User manual KONICA MINOLTA PK-120A PK120/PK120A SERVICE MANUAL

[. . . ] SERVICE MANUAL Models PK-120/PK-120A JANUARY 2004 CSM-PK120 KONICA MINOLTA BUSINESS SOLUTIONS U. S. A. , INC. PK-120/PK-120A SERVICE MANUAL JANUARY 2004 Used on Konica Models FORCE 65/7155/7165/7255/7272 IMPORTANT NOTICE Because of the possible hazards to an inexperienced person servicing this equipment, as well as the risk of damage to the equipment, Konica Minolta Business Solutions U. S. A. , Inc. strongly recommends that all servicing be performed by Konica-trained service technicians only. Changes may have been made to this equipment to improve its performance after this service manual was printed. Accordingly, Konica Minolta Business Solutions U. S. A. , Inc. , makes no representations or warranties, either expressed or implied, that the information contained in this service manual is complete or accurate. [. . . ] (2) When performing service, equipment on the site must be tested for safety. The customer engineer must verify the safety of parts and ensure appropriate management of the equipment. [3] Handling of Materials for Servicing CAUTION: Alcohol-based and acetone- based cleaners are highly flammable and must be handled with care. When using these materials for cleaning parts, observe the following precautions. Disconnect the power cord from the AC outlet. Use only a small amount of cleaner at a time and take care not to spill any liquid. If this happens, immediately wipe it off. Perform cleaning only in an environment where sufficient ventilation is assured. Breathing large quantities of organic solvents can lead to discomfort. Do not replace the cover or turn the unit on before any solvent remnants on the cleaned parts have fully evaporated. (1) (2) (3) (4) 1 OUTLINE Blank page PK-120 PK-120 PRODUCT SPECIFICATIONS [1] Type Type: Self-contained puncher [3] Applicable Paper Non-Punch mode: Same as main body Punch mode: · Metric area (4 holes) A3 / B4 / A4 / B5 11 x 17 / 8. 5 x 11 · Inch area (3 holes) 11 x 17 / 8. 5 x 11 A3 / B4 / A4 / B5 · Punch mode with A5R or 5. 5 x 8. 5R size paper cannot be used together with the stapling mode. · High quality paper of 64g/m2 to 128g/m2 or 16lbs to 24lbs Punch mode cannot be used together with the folding mode, stitch-and-fold mode, or threefolding mode. Prohibition paper from punching: OHP film, Label paper, Blue print master, Binding-holed paper, Tabs Amount of paper curl: Max. 10mm for 5 sheets of copied paper in piles Copied paper (5 sheets) Amount of curl [2] Functions Punching method: Reciprocating type punching Number of holes: 3 holes (for inch area) or 4 holes (for metric area) *1 Hole diameter: 6. 5 mm (2 holes / 4 holes) 8. 0 mm (3 holes) Hole pitch: 80 mm (2 holes / 4 holes) 108 mm (3 holes) Hole positions <2 holes> 10. 5 mm (adjustable) Longitudinal positions of holes: Paper center (adjustable) 80 mm (not adjustable) <3 holes> 9. 5 mm (adjustable) Longitudinal positions of holes: Paper center (adjustable) 108 mm (not adjustable) [4] Particulars of Machine Power source: DC24V, DC5V (supplied from FNS) Maximum power consumption: 40VA Machine dimensions: 5. 1(W) x 18. 5(D) x 4. 2(H) (in) Weight: Approximately 6. 6 lbs <4 holes> 10. 5 mm (adjustable) Longitudinal positions of holes: Paper center (adjustable) 80 mm (not adjustable) [5] Maintenance Maintenance: Same as the main body. [6] Operating environment *1: The 2 holes type is used in Japan. There are three types of PK-120: 2 holes, 3 holes and 4 holes types. All the three types can be purchased as product. Temperature: 10°C to 30°C (50°F to 86°F) Humidity: 10% to 80% RH Note: The information herein may be subject to change for improvement without notice. 1-1 PK-120 CENTER CROSS-SECTIONAL VIEW Shift roller Punch section Entrance roller (Main body) Conveyance roller / A Conveyance roller / B Punch scraps box Intermediate conveyance roller Stacker entrance roller 1-2 PK-120 DRIVE SYSTEM DIAGRAM [1] Punch section Punch motor (M801) Eccentric cam Drive arm Punch edge [2] Moving section Rack Punch unit Belt Punch shift motor (M802) FRONT Guide shafts 1-3 PK-120 PUNCHING PROCESS PK consists of the following sections: Shift roller Punch section Entrance roller (Main body) Conveyance roller / B Conveyance roller / A Intermediate conveyance roller Punch scraps box Stacker entrance roller Note: The punching process differs between the punch mode (holes are made) and non-punch mode (no holes are made). Either of these modes can be selected on the operation panel of the main body. The following flowchart shows the flow of operations performed by the above sections. · Subsequently, the punch unit moves back frontward until the paper edge sensor redetects the side edge of the paper (Detection of side edge reference position). · When the side edge reference position is detected, the punch unit is again moved to position the center of punch edges to the center of the paper. The distance and direction of this movement differ from paper sizes. Only when moving backward, the punch unit makes a stop at the side edge reference position. Paper edge sensor Punch unit Punch edge Center of punch edges 5mm or 10mm [4] Punch In the punch mode, the FNS conveyance motor (M701) turns OFF to stop the paper conveyance temporarily when the specified time has passed since the FNS entrance PS (PS704) detected the trailing edge of the paper, and holes are punched. [. . . ] Input signals (1) PS801 IN (PS801 to PKDB) Punch drive HP detection signal [L]: Other than HP [H]: HP (2) PS803 IN (PS803 to PKDB) Punch unit HP detection signal [L]: Other than HP [H]: HP (3) IN1 to 5 (PAPER EDGE SENSOR to PKDB) · IN1 to 5 (Paper edge sensors) [L]: Without paper [H]: With paper (4) M801 CONT (FNS CB to PKDB) ON/OFF control signal for M801 (punch) [L]: M801 ON [H]: M801 OFF (5) M801 F/R (FNS CB to PKDB) Signal for switching the direction of rotation for M801 (punch) [L]: Forward direction [H]: Reverse direction (6) SIG_1 to 10 (FNS CB to PKDB) PK control signal from FNS CB b. Output signals (1) M801 DRV 1, 2 (PKDB to M801) Drive signal for M801 (punch) (2) M802 DRVA, A, B, B (PKDB to M802) Drive signal for M802 (punch shift) (A phase, B phase) (3) PKSET, PKSET2 (PKDB to FNS CB) Connection signal of PK [L]: Connected [H]: Not connected (4) OUT-1 to 10 (PKDB to FNS CB) Status informing signal from PK to FNS CB 2-3 PK-120 PUNCH SCRAPS BOX SECTION [1] Composition Punch unit Punch scraps full PS (PS802) Punch scraps box Punch scraps box set PS (PS804) [2] Mechanisms Mechanism Alarm clear *1 Method Punch scraps box *1: Alarm clear Punch scraps are collected in the punch scraps box. When the punch scraps box is full or it is removed, the related message appears on the operation panel of the main body. To remove the punch scraps box, open the front door of the FNS and pull forward. Punch scraps box 2-4 PK-120 [3] Punch Scraps Conveyance Control 5V 5V PS802 IN PS804 IN SG SG 5V 5V PS802 IN PS804 IN SG SG PS802 5V PS802 IN PS802 SG PS804 5V PS804 IN PS804 SG 2. Signals PS802 a. [. . . ]