Sunday, April 26, 2020

Aiwa MICRO HI FI COMPONENT SYSTEM CXLMN5 AND XR MN5 Disassemble procedure Check modes details and more

How to disassemble the mechanism of CX-LMN5 is the Amplifier, CD player, Tape Deck and Tuner section in XR-MN5. System reset, software version display. 
Canadian model, US model, AEP model, UK model, E Model and Australian Model
Power output
Rated: 64 W + 64 W (6 Ω)
1 %, 1 kHz/DIN 45500)
Reference: 80 W + 80 W (6Ω T.H.D.
10 %, 1 kHz/DIN 45324)
MUSIC POWER: 220 W + 220 W
SPEAKERS: 6 Ω or more
PHONES: 32 Ω or more
CASSETTE DECK; 4 tracks, 2 channels stereo
CD PLAYER: Semiconductor laser. Emission duration: continuous.
Setting the clock
1.In stop mode, hold down SHIFT and press CLOCK on the remote.
Go to step 3 when the hour of the clock display flashes.
2 Within 6 seconds, press ENTER.
The hour flashes in the display.
3 Press f or g to set the hour , then press ENTER.
4 Press for go to set the minute.
Each press changes the time in 1-minute steps.
5 Press ENTER.
The time display stops flashing and the clock starts from 00 seconds.
To display the time while the power is on
Hold down SHIFT and press CLOCK on the remote.
The time will be displayed for 6 seconds.
If "         " appears when the unit is turned off
There has been a power interruption. Reset the clock.
Cold Reset
The cold reset clears all data including preset data stored in the RAM to initial conditions. Execute this mode when returning the set to the customer.
1. Press the POWER button to turn off the main power.
2. While depressing the Stop button, press the POWER button.
3. The fluorescent indicator tube does not display any message and the set is reset.
Version Display Mode
1. Press the POWER button to turn the set on.
2. To enter the test mode, press two buttons Stop and POWER simultaneously for more than five seconds. The version of the microcomputer is displayed.
FL Tube Check
1. Insert a disc, and extract an AC plug.
2. While depressing the >|| (CD) button, insert an AC plug to enter the test mode.
3. The message “CD TEST” is displayed, the initialization is performed.
Then all segments of the fluorescent indicator tube are turned on.
CD Ship Mode
This mode moves the optical pick-up to the position durable to vibration. Use this mode when returning the set to the customer after repair.
1. Press the POWER button to turn the set on.
2. Set the FUNCTION to CD.
3. Press the Stop button for more than five seconds.
4. After a message “MECHA LOCK” is displayed on the fluorescent indicator tube, the CD ship mode is set and the power is turned off.
Disc Tray Lock
The disc tray lock function for the antitheft of an demonstration disc in the store is equipped.
1. Press the POWER button to turn the set on.
2. Press two buttons of Stop and (CD EJECT) simultaneously for five seconds.
3. The message “LOCKED” is displayed and the tray is locked.
Releasing Procedure
1. Press two buttons of Stop and (CD EJECT) simultaneously for five seconds again.
2. The message “UNLOCKED” is displayed and the tray is unlocked.
Note : When “LOCKED” is displayed, the tray lock is not released by turning power on/off with the POWER button.
AMP Test
This mode is used to check the function of the amplifier.
1. Extract an AC plug.
2. While depressing the AUX button, insert an AC plug to enter the AMP test mode. The message “AMP TEST” is displayed.
3. The message “Volume MAX” is displayed, when the VOLUME knob is rotated clockwise. The message “Volume 0” is displayed, when the VOLUME knob is rotated counterclockwise.
4. Each time the BASS or TREBLE knob is turned, the message “EQ MAX”, “EQ MIN” or “EQ FLAT” is displayed in this order.
AM Channel Step 9 kHz/10kHz Selection Mode
Either the 9 kHz step or 10 kHz step can be selected for the AM channel step. (EXCEPT AEP,UK)
1. Set the FUNCTION to AM.
2. While depressing the TUNER button, press the POWER button.
3. The channel step is changed over.
CD Test Mode
This mode can run the CD sled motor freely. Use this mode, for instance, when cleaning the pickup.
1. Extract an AC plug.
2. While depressing the (CD) button, insert an AC plug to enter the CD test mode. The message “CD TEST” is displayed.
3. With CD in stop status, press the >>| button to move the pickup to outside trace, or press the |<< button to inside track.
When press the >>|| (CD) button, normal playback is performed.
5. Each time the >||  (CD) button is pressed during normal playback, the tracking servo is switched on or off.
6. To exit this mode, either change to other functions or extract an AC plug.
CD Repeat 5 Times Limit Release Mode
1. Press the POWER button to turn the set on.
2. Select the FUNCTION to CD.
3. Press two buttons of >>| and u >>| (CD) simultaneously.
4. The repeat all mark blinks and then repeat 5 times limit is released.
How to disassemble the set
This set can be disassembled in the order shown below

Side Panel (L)(R), Top Panel, Back Panel
Front Panel Section and FRONT Board
Cassette Deck Mechanism and Cassette Panel
CD Mechanism Deck (CDM69BV-30CBD64NS) and the Base Unit
Base Unit (BU-30CBD64NS) and BD Board
SW Board, Bracket (TOP) Assy and CONNECTOR Board
Motor (Stocker) Assy (Stocker)(M761),  Motor (Roller) Assy (Roller)(M781)
Motor (Mode) Assy (Mode)(M771) and Rubber Roller (Slider) Assy
Timing Belt (Front/Rear) and Cam (Gear) and sensor board

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