Bang & Olufsen beosound 1 2581, Руководство по обслуживанию

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2.7
#3 Testmode
BeoSound 1 has a built-in test mode (TM).
Use this if possible to readout different values, which must be used for setting-up
of the BeoSound 1 when repair is done.
These are TM27, TM43. For further information see survey of testmodes in
BeoSound 1.
- Do this if possible before disassembly and replacement of any modules.
Use of Test mode
- Enter TM either with the local keyboard or Beo4.
Keyboard: DELETE DELETE STOP STOP STORE .
Beo4: LIST (until SHIFT) + 9 0 2 5 8 .
- Key in the desired TM number.
Press STOP to exit without saving changes.
- Exit TM by pressing STANDBY , on Beo4 or keyboard.
Using Beo4 or local keyboard and read out of display
- Both Beo4 and local keyboard can be used in TM.
GO on Beo4 = STORE on keyboard.
For use of the keyboard as a numerical input in TM, press AERIAL , without
holding it and then from DELETE to RADIO> . DELETE is 0 and RADIO> is 9.
Other digits are those in between.
Next digit, just press AERIAL then DELETE ... RADIO> .
- When reading the display in TM, please note that also HEX fi gures (A...F) are used.
Survey of Test modes in BeoSound 1
TM 23 Get Software version
TM23. APP=application, OS=operating system, ra=radio, Cd=compact disc.
Press GO to see the next.
TM27 Get errors
TM27. 16 last errors. Press
l
or
n
to see next or previous.
4x GO to delete all errors. STOP to exit without deleting.
In display Error on
0A00 - 0A80 PCB1 (Main PCB)
0B00 - 0B80 PCB1 (Main PCB)
0C01 - 0C20 PCB1 (Main PCB)
0D00 - 0D08 PCB1 (Main PCB)
0E71 PCB2 (SMPS)
0E72 PCB1 (Main PCB)
0F01 - 0F12 PCB90 (CD-mechanism)
TM43 Get speaker value
TM43. no 1=left tweeter, 2=left midrange, 3=woofer, 4=right midrange, 5=right tweeter.
GO or STOP to exit, repeat for all speakers.
TM44 Set speaker value
TM44. no X, same as in TM43.
GO + value=positive dB value. STOP + value=negative dB value.
Repeat for all speakers.
Testmode, English