Huvitz CCP-7000 Service Manual
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Huvitz CCP-7000 Service Manual

Huvitz CCP-7000 Service Manual

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Service Manual
Chart Projector CCP-7000
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Summary of Contents for Huvitz CCP-7000

  • Page 1 Service Manual Chart Projector CCP-7000...

  • Page 2: How To Use The Manual

    1. GENERAL 1-1 How to use the manual Use this manual in accordance with the following flowchart at the time of initial inspection or when inspection, adjustment or repair are needed to correct problems: Manual Operation sequence Reference Page Occurrence of Initial Inspection a problem P.

  • Page 3: Product Outline

    2. PRODUCT OUTLINE 2-1 Optical system (Layout Drawing) 2-1-1 Position of Chart Projector The single tube projector must be installed at the same distance from the screen as the patient. [Fig. 3 Installation without mirrors] Install chart projector at desired position within 2.5~8m (8~26 feet). Set the projection angle of chart processor based on Screen.

  • Page 4: Control Pcb Assy

    Have someone hold the test scale at the screen Project the 20/400(6/120, 0.05) alphabet “C” Adjust the position of the projector forward or backward and turn the focusing wheel until “C” is brought in sharp focus within the respective distance scale 2-2 Electrical Construction Diagram CDR-3100 OP SERIAL PORT...

  • Page 5: Basic Principle

    2-3 Basic Principle 2-3-1 Visual angle ※ Optometric standards The circular symbol corresponding to a visual acuity of 1.0, has a notch forming a visual angle of 1’ when viewed from a distance of 5 m. General Chart: [Fig. 4 E2]...

  • Page 6: Pcb Layout Drawing

    2-4 PCB layout drawing 2-4-1 CONTROL PCB PILOT LAMP < Fig E3 > To connect TRANSFORMER(18V/AC) ASSY(2pins) To communicate RS-232(3pins) To communicate CAN(2pins) To connect CHART PI ASSY(5pins) To connect MASK PI ASSY(5pins) To connect MOTOR(CHART) ASSY(6pins) J10: To connect MOTOR(MASK) ASSY(6pins) J11: To connect TRANSFORMER(6V/AC 5A RED LINE) J12: To connect LAMP(6V, 30W Halogen)

  • Page 7: Repair Work

    3. REPAIR WORK 3-1 Inspection/adjustment procedures 3-1-1 Inspection items ① If the pilot lamp(green) lights when the power is turned on ② If the halogen lamp lights about 10 seconds after the power is turned on ③ If the entire chart is uniformly bright ④...

  • Page 8: Name Of Part

    When a horizontal line mask is used: No upper and lower parts of the chart must be visible (when viewed from the correct position). (Chart symbols must virtually align with the center of the mask.) When a single isolation mask is used: Only a single symbol must be visible with any other part of the chart staying invisible (when viewed from the correct position).

  • Page 9: Stand Ass'y

    3-2-2 Parts Exchange Exchange Parts Exchange Method Sequence STAND ASS’Y 1. Disassembly & ① To untie 1pcs of SCREW(2) BODY ASS’Y through six angles wrench and Disassembly and assembly disconnect STAND ASS’Y(3) 2. Assembly ① On the contrary to above sentence #1...

  • Page 10: Front Cover Ass'y

    Exchange Parts Exchange Method Sequence BODY COVER(U) ASS’Y 1. Disassembly & ② To untie 2pcs of SCREW(2) FRONT COVER ASS’Y through six angles wrench and disconnect BODY COVER-U(1) Disassembly and assembly ③ To untie 2pcs SCREW(5) and 1pcs of SCREW(6) through + driver and disconnect FRONT COVER ASS’Y(4) 2.

  • Page 11: Pcb Ass'y

    Exchange Parts Exchange Method Sequence PCB ASS’Y 1. Disassembly & ① To untie 4pcs of SCREW(2) through POWER SOCKET ASS’Y + driver and disconnect PCB ASS’Y(1) Disassembly and assembly ② To disconnect all connectors on the PCB ASS’Y(1) ③ To untie 4pcs of SCREW(4) through + driver and disconnect POWER SOCKET ASS’Y(3) 2.
  • Page 12 Exchange Parts Exchange Method Sequence MECHA ASS’Y 1. Disassembly & ① To untie 4pcs of SCREW(2) through BODY COVER(L) ASS’Y + driver and disconnect MECHA ASS’Y(1) Disassembly and assembly 2. Assembly ① On the contrary to above sentence #1...
  • Page 13 Exchange Parts Exchange Method Sequence MECHA ASS’Y 1. Disassembly Disassembly and ① To untie 1pcs of SCREW(1) and 2pcs of SCREW(2) assembly through + driver and disconnect MAIN PLATE ASS’Y(3) ② Remove CHART COVER(4) from CHART BODY(21) ③ To untie 4pcs of SCREW(5) through six angles wrench and disconnect MASK F/L ASS’Y(6) ④...
  • Page 15 Exchage Parts Exchange Items Sequence STAND ASS’Y 1. Disassembly Disassembly and assembly ① To untie 3pcs of SCREW(3) through + driver and disconnect STAND HOLD GUIDE(2) ② To untie 4pcs of SCREW(5) through + driver and disconnect FOOT(4) 2. Assembly ①...

  • Page 16: Button Ass'y

    Exchange Parts Exchange Method Sequence BODY COVER(L)ASS’Y 1. Disassembly & ① To untie 2pcs of SCREW(3) through + driver BUTTON ASS’Y and disconnect BUTTON ASS’Y(2) Disassembly and assembly * Part No.(1) : BODY COVER(L) ② To untie 2pcs of SCREW(4) through + driver and disconnect BUTTON(5) &...
  • Page 17 Exchange Parts Exchange Method Sequence BODY COVER(U) ASS’Y 1. Disassembly Disassembly and assembly ① To untie 2pcs of SCREW(3) through + driver and disconnect LOCK(U)(2) Part No.(1) : BODY COVER(U) 2. Assembly ② On the contrary to above sentence #1...
  • Page 18 Exchange Parts Exchange Method Sequence POWER SOCKET ASS’Y 1. Disassembly Disassembly and assembly ① Take out POWER S/W(1) from POWER SOCKET PLATE(1) ② Take out FUSE INLET(3) from POWER SOCKET PLATE(1) ③ To untie 2pcs of POST NUT(5) through HEXAGON BOX driver and disconnect SERIAL DESUB(4) ④...
  • Page 19 Exchange Parts Exchange Method Sequence MAIN PLATE ASS’Y 1. Disassembly Disassembly and assembly ① To untie 3pcs of SCREW(3) & WASHER(4) through + driver and disconnect TRANSFORMER(2) ② To untie 3pcs of SCREW(6) through + driver and disconnect CYLINDER SUPPORT(5) Part No.(1) : MAIN PLATE 2.
  • Page 20 Exchange Parts Exchange Method Sequence CHART ASS’Y 1. Disassembly & ① To untie 2pcs of SCREW(3) through + driver MOTOR and disconnect CHART SUB ASS’Y(2) Disassembly and assembly Part No.(1) : STEPPING MOTOR ② To untie 2pcs of SCREW(6) through + driver and disconnect SENSOR GUIDE(5) Part No.(4) : CHART ASS’Y 2.
  • Page 21 Exchange Parts Exchange Method Sequence MASK ASS’Y 1. Disassembly & ① To untie 2pcs of SCREW(3) through + driver MOTOR and disconnect CHART ASS’Y(2) Disassembly and assembly Part No.(1) : STEPPING MOTOR ② To untie 2pcs of SCREW(6) through + driver and disconnect SENSOR GUIDE(5) Part No.(4) : CHART(4) 2.
  • Page 22 3-2-3 CCP-7000 DRAWING...

  • Page 23: Part List

    3-2-4 PART LIST Exchange Sequence #1> < CODE PARTS NAME REMARK BODY ASS’Y STAND ASS’Y STAND HOLD GUIDE & STAND HOLD SCREW Exchange Sequence #2> < CODE PARTS NAME REMARK E0MASSY004 BODY COVER(U) ASS’Y WRENCH SCREW , M3*25L , BLACK EOMASSY005 FRONT COVER ASS’Y PH SCREW , M3X12L, FZY , WITH WASHER &...
  • Page 24 Exchange Sequence #4> < CODE PART NAME REMARK MECHA ASS’Y PH SCREW ,M4X6L , FZY Exchange Sequence #5> < PARTS NAME REMARK PH SCREW , M3X8L, FZB , WITH WASHER PH SCREW , M3X8L, FZB , WITH WASHER MAIN PLATE ASS’Y 2010A00E001 CHART COVER WRENCH SCREW , M4X10L , BLACK , NYLOCK...
  • Page 25 PH SCREW , M3X6L, FZY OPTION EOEHAR3001 HARNESS(PHOTO INTERRUPTER CHART) PH SCREW , M3X6L, FZY EOEHAR3001 HARNESS(PHOTO INTERRUPTER MASK) 1100MP0E003 CHART BODY(20W) Exchange Sequence #6> < PARTS NAME REMARK 1100MS0E001 STAND 1210A00E001 STAND HOLD GUIDE PH SCREW , M3X12L, FZY , WITH WASHER 3000A00E001 FOOT PH SCREW , M3X8L, FZB , WITH WASHER...
  • Page 26 Exchange Sequence #8> < PARTS NAME REMARK 2000A00E001 BODY COVER(U) 1020A00E001 LOCK(U) TAPING SCREW , Φ3X7L, FZY Exchange Sequence #9> < PARTS NAME REMARK 1030MP0E004 POWER SOCKET PLATE 7600S0F0010 POWER S/W 7604ACI0002 FUSE INLET(SCHURTER) E0EHAR2001 HARNESS(SERIAL DESUB) POST NUT , M3/5L E0EHAR2000 HARNESS(CAN) WASHER - HARNESS(CAN)
  • Page 27 Exchange Sequence #11> < PARTS NAME REMARK 6430TMT2300 STEPPING MOTOR CHSRT SUB ASS’Y SCREW , M4X10L E0MASSY003 CHART ASS’Y 1030MP0E001 SENSOR GUIDE PH SCREW , M2X4L, FZB Exchange Sequence #12> < PARTS NAME REMARK 6430TMT2300 STEPPING MOTOR MASK SUB ASS’Y SCREW , M4X10L E0MASSY010 MASK ASS’Y...

  • Page 28: Troubleshooting Procedure

    3-3 Troubleshooting Procedure This section deals with potential problems mainly associated with the electric system that can be corrected only by PCB or unit replacement. 1. Abnormalities in Transformer · Pilot lamp does not light. 2. Incorrect initial setting · Chart or mask keeps scrolling. ·...

  • Page 29: Main Board

    3-3-1 Abnormalities in power transformer MAIN BOARD 6VAC 6VAC 18VAC 18VAC WHITE WHITE INLET SWITCH 220V/AC RED 220V/AC FUSE 110V/AC BROWN 110V/AC FUSE 0V/AC TRANSFORMER < Fig E5 > CHECK POINTS Check J1 AC input -> If abnormal: When Inspect the J1, voltage level is 18V/AC(±3V/AC). ->...
  • Page 30 3-3-2 Incorrect initial setting Chart or Mask keeps scrolling Halogen lamp does not light Initial setting sequence: Chart zero detection 2. Mask zero detection 3. Halogen lamp lighting CHECK POINTS - In the case of abnormal zero detection(to be checked for by connecting a oscilloscope). At this time, GND should be connected to GND.
  • Page 31 3-3-3 Abnormalities in remote control Remote control is inoperable Inspect battery of remote controller. Change the remote controller. And check again If it does not work, change the main PCB 3-3-4 Misalignment Operation is impossible Operating position is incorrect CHECK POINTS - Malfunctions of Main PCB 1.

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