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Aiwa XR-M700 Service Manual

Compact disc stereo system
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SERVICE MANUAL
COMPACT DISC
STEREO SYSTEM
• This Service Manual contains the additional information "CD MECHANISM
DISASSEMBLY INSTRUCTIONS" and "CD TEST MODE" for the model
XR-M700 (K).
If requiring the other information, see Service Manual of XR-M700 (K),
(S/M Code No. 09-006-430-8R1).
XR-M700
BASIC TAPE MECHANISM : 2ZM-1 R9NM
BASIC CD MECHANISM : ZZG-4 YB
S/M Code No. 09-009-430-8S1
K

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Summary of Contents for Aiwa XR-M700

  • Page 1 • This Service Manual contains the additional information “CD MECHANISM DISASSEMBLY INSTRUCTIONS” and “CD TEST MODE” for the model XR-M700 (K). If requiring the other information, see Service Manual of XR-M700 (K), (S/M Code No. 09-006-430-8R1). S/M Code No. 09-009-430-8S1...
  • Page 2 CD MECHANISM DISASSEMBLY INSTRUCTIONS 1. Procedure of Disassembling the ZZG-4 Mechanism 1-1. Removing the FRAME, MAIN 1) Remove a screw and PLATE, FRAME L. 2) Remove the 2 screws and PLATE, FRAME R. 3) Pull up 1 LEVER, LOCK F, and pull out 2 FRAME, MAIN toward the front.
  • Page 3 4) Remove the FRAME, MAIN on the L side first. Then lift up toward the direction of the arrow and remove the FRAME, MAIN from the BASE. 1-2. Removing the GEAR, TRAY AB 1) Remove the 2 screws and HLDR, SHAFT. 2) Turn the GEAR, SLIDER B and shift the ELEVATOR to the TOP position.
  • Page 4 1-3. Removing the GEAR, ELEVATOR 1) Remove the GEAR, ELEVATOR. 1-4. Removing the CD MAGAZINE Part 1) Remove the GEAR, TRAY A and B, etc. to make it look like in the photo. 2) Remove the 2 screws and PWB, TRAY. –...
  • Page 5 3) Remove the claws indicated by the circles in order to remove the MAGAZINE, TOP. Insert a minus driver into the gap and remove the MAGAZINE, TOP by lifting it upward. 4) Remove the MAGAZINE, TOP. 5) Remove the TRAY 1,2,3 and 3 pieces of MAGAZINE by lifting them up.
  • Page 6 1-5. Removing the ELEVATOR Part 1) Remove the FFC, 4P of the switch circuit board from the BASE rib, and disconnect it from the connector. 2) 1 Remove the spring (88-ZG5-292-010). 2 Remove the 2 screws. 3) 1 Remove the front side of the HLDR, LINK R from the boss, rotate it as shown in the photo.
  • Page 7 5) Remove the boss of the LEVER, ASSY LINK from the groove of the LEVER SLIDE (both L and R sides). 6) Remove the spring (88-ZG5-225-010). 7) 1 Use a pair of tweezers to remove the claw below the 2 LEVER, LOCK F. Then pull out the LEVER LOCK F. –...
  • Page 8 8) 1 Lift up the PLATE, ELEVATOR, together with the HLDR, CLAMP. 2 Once lift it up to the TOP position, pull it toward the front side. Then remove the PLATE, ELEVATOR and HLDR, CLAMP. 9) Views after removing the ELEVATOR part and MAGAZINE part. 5.
  • Page 9 1-6. Removing the ELEVATOR UP/DOWN Components. 1) Remove the BELT, SLIDER and BELT, BASE. Then remove the 2 screws, the PULLEY, SLIDER and PULLEY, BASE. 2) Remove the screw and GEAR, SLIDER C. – 9 –...
  • Page 10 3) Turn over the CD mechanism and short-circuit the shortland of the pick-up. 4) Desolder M201 and M202. And remove the screw. Disconnect FFC (3 parts) and remove the CD C.B from the BASE. screw – 10 –...
  • Page 11 5) Views after removing the CD C.B. Once the claws (indicated by the circles) are pressed, 2 of the GEAR, SLIDER A will come off. – 11 –...
  • Page 12 2. Procedure of Replacing the Pick-up 2-1. Removing the Pick-up 1) Turn over the CD mechanism and short-circuit the shotland (indicated by the circle) at the pick-up. 2) Disconnect the FFC, 16P and FFC, 6P. 3) Remove the 2 pieces of the Washer W-P, 2.08-8-0.5 (87-B10-273-010).
  • Page 13 4) Put back the CD mechanism and remove the 2 screws of S-SCREW, MECH HLDR (81-ZG1-254-010). 5) Remove the screw VIT+2-3 (87-571-032-410) and LED PWB together with the holder HLDR PWB LED (88-ZG5-305-010). 6) Remove the 3ZG-2 mechanism from the BASE. * Make sure that not to lose a spring (SPR-C, MECHA (F)) during this operation.
  • Page 14 2-2. Peripheral parts of 3ZG-2 Parts Name Parts No. Usage Number W-P 2.08-8-0.5 SLIT 87-B10-273-010 W 3-8-0.5 88-ZG5-324-010 CUSH-G MAIN A 83-ZG3-225-010 W-L 3.15-8-0.5 88-ZG5-327-010 SHAFT MECHA 88-ZG5-309-010 SPR-C MECHA 88-ZG5-310-010 S-SCREW MECH HLDR 81-ZG1-254-010 CLR MECH 88-ZG5-320-010 – 14 –...
  • Page 15 2-3. Pick-up installation 1) Install the pick-up to 3ZG-2. 2) Locate the 2 springs (SPR-C, MECH (F)) on the rear side of the BASE. 3) Pass the SHAFT, MECH (E) of 3ZG-2 through the above-mentioned springs and insert them into holes. 4) Insert the CLR, MECH (H) into the 2 CUSH-G, MAIN A (C) on the front side.
  • Page 16 5) Install the 2 screws (G) into the CLR, MECHA(H). 6) Turn over the CD mechanism and fix the SHAFT, MECH (E) with washer. 7) Connect the FFC, 16P and FFC, 6P to the connector. – 16 –...
  • Page 17 8) Remove the shortland soldering of the pick-up. 9) Put back the CD mechanism and fixate the holder (with the LED PWB mounted) by screwing it through the holes on the 3ZG-2. Make sure that not to touch the pick-up with the LED circuit board. –...
  • Page 18 3. ZZG-4 Mechanism Assembly and Phase Adjustment 3-1. Assembly the ELEVATOR Part 1) Lift up both the LEVER, CATCHER L (in red solid line) and R (in red dotted line) and remove the HLDR, CLAMP. – 18 –...
  • Page 19 2) Fit the A’, B’, and C’ of the HLDR CLAMP to the A, B, and C of the BASE respectively, and set the HLDR, CLAMP into the BASE. Push the HLDR, CLAMP till it chucks with click. 3) Place the PLATE, ELEVATOR on top of the BASE. –...
  • Page 20 4) Set the boss of the LEVER, ASSY LINK into the groove of the LEVER, SLIDER (on the both sides of L and R). 5) 1 Insert the boss of the LEVER, ASSY LINK R into the hole (O) of the HLDR, LINK R and pull it down. 2 Then rotate it as shown in the photo, in order to set the boss into the hole on the front side of the HLDR, LINK R.
  • Page 21 6) Fix the HLDR, LINK R with screws. Then install the spring (88-ZG5-292-010). 7) Fix the HLDR, LINK L in the same step as R, and then install the spring (88-ZG5-292-010). 8) Insert the LEVER, LOCK F till the click sound comes out. 9) Install the spring (88-ZG5-225-010).
  • Page 22 10) Pass the FFC, 4P through the rib of the BASE, and connect it to the connector of the switch circuit board. Refer to the “6-5. Marking of each GEAR” for the further details. 3-2. GEAR, PULLY for the ELEVATOR UP/DOWN Assembly and Phase Adjustment. 1) Rotate the GEAR, SLIDER B fully to the direction of the arrow.
  • Page 23 2) Set the 2 GEAR, SLIDER A to the BASE, so as to align the projection “a”, the circle hole “b”, the projection “c”, the circle hole “d”, the projection “e”, and the depression “f” in a straight line. This method differs from the method in the factory.For that with the unit of the unrepair, GEAR SLIDER A is not the direction of a figure. –...
  • Page 24 3) Install the GEAR, SLIDER C with a screw. 4) Install the PULLEY, SLIDER and PULLEY BASE with 2 screws. Then install the BELT, SLIDER and BELT, PULLEY, BASE. 3-3. CD C.B Installation 1) Rotate the mode SW (SW201) of the CD C.B to position the boss as shown in the photo.
  • Page 25 2) First, hook the rear side of the CD circuit board on the picks. Then position it on the front side. Make sure that the boss of the SW 201 and SW204 are fitted into the dent (O) of the GEAR, SLIDER B and the LEVER, SW F respectively. Then connect the 3 FFCs to the CD C.B.
  • Page 26 4) Remove the shortland soldering of the pickup. 3-4. CG MAGAZINE Installation 1) Insert the TRAY 1, 2, 3 and 3 pieces of MAGAZINE into the BASE. * TRAY should be inserted in order of 3-2-1 from the top (All 3 MAGAZINE are the same). 2) Install the MAGAZINE, TOP as shown in the photo and press it down till the claws (Refer to 4-4-3) get hooked.
  • Page 27 3) Install the PWB, TRAY with the 2 screws. – 27 –...
  • Page 28 3-5. Marking of each GEAR * In case of replacing all the GEAR, MAGAZINE / GEAR, ELEVATOR, GEAR, TRAY AB with new GEAR, use a white marker for marking. 1) Mark the dented teeth with rib of the GEAR, MAGAZINE. 2) Mark the upper and bottom of the GEAR, ELEVATOR.
  • Page 29 3-6. GEAR, ELEVATOR Phase Adjustment 1) Put the marked teeth of the 1 GEAR MAGAZINE and the marked teeth (on the upper side) of the GEAR, ELEVATOR together, and put back the GEAR ELEVATOR itself to the original position. Then insert the 2 SHAFT, ELEVATOR (make sure the up and down) and fix it.
  • Page 30 2) Rotate the GEAR, ELEVATOR and position the marked teeth (on the bottom side) at the point indicated by an arrow (Notes: it is different from the marking in 6-6.). 3) Rotate the GEAR, SLIDER B and lower the ELEVATOR to the UNLOCK position (the lowest position).
  • Page 31 5) Install the HLDR, SHAFT with screws. 6) Rotate the GEAR, SLIDER B to position the ELEVATOR at the TOP position. 3-8. FRAME, MAIN Installation 1) At this point, three marked GEAR should be positioned at the GEAR position with the TRAY on top of the ELEVATOR.
  • Page 32 4) Set the left-hand side of the FRAME, MAIN onto the rail. 5) Insert the 1 FRAME, MAIN all the way to the end. Press the 3 FRAME, MAIN until the 2 LEVER, LOCK F get set into the groove of the FRAME MAIN. 6) Install the PLATE, FRAME L with screws.
  • Page 33 7) Install the PLATE, FRAME R with screws. – 33 –...

  • Page 34: Cd Test Mode

    CD TEST MODE 1. How to activate 1) Insert AC plug into an outlet while pressing the CD function button. (Fig.1 1) 2) Display will be all lit as shown in Fig2 in CD test mode (All FL display on). 3) Press the CD function button again to switch into mecha test mode as shown in Fig.3.
  • Page 35 2. Mecha Test Mode 1) By pressing the following buttons, up and down operation of the elevator, and the OPEN/CLOSE operation of the frame (tray), can be controlled and operated regardless of the positions of mecha and switches. Operation Control Button Display Elevator Up g (Fig.12)
  • Page 36 2) Each mecha switch and ON/OFF position of sensors may be checked on display. SW and Sensor Ref. No Position of SW and Sensor Display Frame OPEN / SW204 Frame is in OPEN position. ROCK POP JAZZ is lit CLOSE SW Frame is in MIDDLE position.
  • Page 37 3. CD Test Mode 1) CD test mode retains the functions as usual. After the activation, press each control button in order to turn on the following mode functions. MODE Control Display Operation Details Test Mode Activated Start Mode All lit –...
  • Page 38 2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:03 (3827) 3111 9620450 0251431 Printed in Singapore...