B&O-BeoSound1-type-25xx维修电路原理图.pdf
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1、BeoSound 1 Type 2581, 2582, 2583, 2584, 2585, 2586, 2587, 2590 Service Center repair guide English, German, French, Italian, Spanish RadioFans.CN 收音机爱 好者资料库 1.1 How to service The product has been developed for simple module exchange to follow the On- site service strategy. Module exchange is possib
2、le On-site, at the dealer or in the service workshop whatever is most convenient in each case. For On-site service a Back-up suitcase must be used. Module exchange This way of servicing is recommended, due to the fact that most of the modules are multilayer based, and most of the circuits are on a s
3、ingle main PCB. For On-site service it is possible to order a Back-up suitcase. Microcomputer If the main PCB is replaced, the entire identity of the set is maintained (security code included). If the main PCB is suffering from an intermittent fault, the display can read out error codes in test mode
4、. CD mechanism exchange The CD-PRO II mechanism can be changed on-site or in service centres. Both the CD-mechanism and the servo/decoder PCB are one single unit for easy replacement and future update. There is easy access for cleaning the lens, and by means of test modes most fault symptoms are ide
5、ntifi ed. Turntable gearbox The gearbox which loads the CD is a block module and must be changed as a complete part. FM antenna The antenna module can be replaced on-site. Speakers All speakers can be replaced (placed behind the removable front cover). There is simple sound level adjustment via the
6、display. Amplifi er Part of the main PCB. The only adjustment necessary after module exchange is the speaker sound level. Read out the values for adjustment (in test mode) before replacing the module - if possible. Display fi nd SHIFT in the “list” and then press following sequence: 9 0 2 5 8 After
7、this the product is in test mode and asks for TM no. in two digits on the display. Stop test mode How to stop test mode local Press STANDBY How to stop test mode by IR Beo4 commands V After this the product is out of test mode and in standby. Display “6” looks like “b” in normal mode. In TM HEX fi g
8、ures are used. Therefore the fi gure “6” looks like ”6” in TM. Adjustments, English 5.3 Test modes Master test modes TM 20: Check display (LED). TM 23: Get software version. TM 24: Get service counters. TM 27: Get errors. TM 31: Set default settings. TM 32: Get product ID. TM 43: Get speaker value.
9、TM 44: Set speaker value. Tuner test modes All tuner test modes demands that tuner is selected. TM 00: Select FM frequency. TM 02: Manual offset FM. TM 03: Get offset FM. TM 04: Get variant. TM 07: Store variant. CD test modes All CD test modes demands that CD is selected. TM 61: Focus on. TM 62: Fo
10、cus off. TM 63: Start turntable. TM 64: Stop turntable. TM 65: Move laser out. TM 66: Move laser in. TM 67: Start CD. TM 68: Stop CD. Adjustments, English 5.4 Master test modes TM 20: Check display (LED) Turns on all digits. Used to compare intensity of the LEDs. Press O or STORE to end test mode. T
11、M 23: Get software version APP = application software. After 1.5 sec. the display shows x.xx. Press O or STORE to continue. OS = operation system. After 1.5 sec. the display shows x.xx. Press O or STORE to continue. ra = radio. After 1.5 sec. the display shows x.xx. Press O or STORE to continue. Cd
12、= compact disc. After 1.5 sec. the display shows x.xx. Press O or STORE to end test mode. Note! CD and Radio SW version is only registered if they have been powered on once and CD have to be selected once in TM. TM 24: Get service counters Time for standby, Radio, CD and AUX gives the total “power o
13、n” time. All numbers are stated in interval of 10. (e.g. 3 = 30.) OFF = Standby (hours in standby) After 1.5 sec. the display shows xx.xx. Press O or STORE to continue. ra = Radio (hours in radio mode) After 1.5 sec. the display shows xx.xx. Press O or STORE to continue. Cd = CD (hours in CD mode) A
14、fter 1.5 sec. the display shows xx.xx. Press O or STORE to continue. Au = AUX (hours in AUX mode) After 1.5 sec. the display shows x.xx. Press O or STORE to continue. PrOn = time the theft protection has been enabled. After 1.5 sec. the display shows xx.xx. Press O or STORE to continue. UnLo = numbe
15、r of times the theft protection has been unlocked. After 1.5 sec. the display shows xx.xx. Press O or STORE to continue. On = number of times the product is powered on. After 1.5 sec. the display shows xx.xx. Press O or STORE to end test mode. Adjustments, English 5.5 TM 27: Get errors Get and delet
16、e error info. The last 16 errors are stored. Press N / n or press L / l to toggle between errors. After 1.5 sec the error-code is displayed. 0150 - 0753 : Internal SW-errors. These error-codes are used only for debugging during SW-development. 0A00 - 0A80 : Error on IIC-bus 0 (the fault is on PCB1).
17、 0B00 - 0B80 : Error on IIC-bus 1(the fault is on PCB1 or PCB3). 0C01 - 0C20 : EEPROM error 0D00 - 0D02 : Error in Theft Protection HW 0D03 : Theft Protection functionality not initialized 0D80 : The product has been in the Theft Protection Locked state (PIN-code requested). This is not an error, on
18、ly an information. 0E01 : Primary speaker setup data missing. 0E02 : Primary amplifi er setup data missing. 0E71 : Power supply error 0E72 : Amplifi er error 0F01 - 0F12 : CD-module errors Press O or STORE to display how many errors in all. Press O or STORE to reset errors and end TM, or press T or
19、STOP to store errors and end TM. TM 31: Set default settings Sets default values in NVRAM. Sound values is set to neutral and radio programs are cleared. The test mode ensure that the product is ready for sale. The test mode will not be executed if: The error queue is not cleared/empty. It is possib
20、le to clear all errors by TM 27. The product missing product ID. By TM 32 it is possible to verify product ID. The theft protection is uninitialized, enabled or active (locked). By executing TM 92 it is possible to verify the state of the theft protection. The display will show “run” during the TM a
21、nd if an error occurs the display will show “ Err”. Otherwise the display will show “NoEr” and the TM is ended. TM 32: Get product ID Gets the identifi cation data on the product. Press N / n or press L / l to scroll for viewing hidden digits. A fl ashing digit indicates that there is one or more di
22、gits hidden outside the display. I no = (item number) 7 digits Press O or STORE to continue. Yno = (Type number) 4 digits Press O or STORE to continue. Sno = (Serial number) 8 digits Press O or STORE to continue. Pno = (Theft protection data) Press O or STORE to continue. If the theft protection dat
23、a is OK the display shows “NoEr”. Otherwise the display will show “Err” Press O or STORE to end TM. Adjustments, English 5.6 TM 43 : Get speaker value Shows the sensitivity of a speaker. The value is between -6 dB and 6 dB. The display shows “SPno”. To choose a speaker a digit must be keyed in when
24、display shows “no _”. “no 1” = Left treble speaker “no 2” = Left middle range speaker “no 3” = Bass speaker “no 4” = Right middle range speaker “no 5” = Right treble speaker The display will show a value for the chosen speaker. Press O or STORE to end TM. TM 44 : Set speaker value Sets the sensitivi
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