3-5
NO
NO
YES
YES
YES
YES
YES
YES
YES
YES
YES
NO
NO
NO
NO
NO
NO
NO
A
RESET or Power On.
Flash Memory operates
properly?
Show LOGO?
Does Tray move inside when
it is not at closed position?
B
Check connection lines between
FLASH & ZR336888 and the FLASH
access time whether is suitable or not.
SDRAM works properly?
Check connection lines
between SDRAM & ZR36882
and the SDRAM is damaged.
ZR36882 VIDEO outputs
properly?
Check the related circuit of
ZR36882
Have TV signal output?
Check AV cable connection
to TV set.
Normal OUTSW & INSW
signals?
Check the filtering and amp
circuit of TV signal.
Check the load OPEN &
CLOSE switch
Normal OPEN & CLOSE
signal?
Check the Tray control IO
pins on ZR36882 &
AM5869S
Normal LOAD+ & LOAD
signal?
Check the cable connection
between main PCBA and
loader.
Check the Tray control
amplifying circuit on Motor
driver.
Содержание DVB611
Страница 23: ...3 12 2 Tray open waveform FIG 3 2 3 Tray close waveform FIG 3 3 OPEN CLOSE LM LM OPEN CLOSE LM LM...
Страница 26: ...3 15 FIG 7 2 DVD FIG 7 3 CD FACT FACT FE FE SBAD SBAD...
Страница 27: ...3 16 FIG 7 4 CD 8 FOCUS ON WAVEFORM FIG 8 1 DVD FE FOSO FACT FACT FACT FE SBAD...
Страница 30: ...3 19 11 RF WAVEFORM FIG 11 1 12 ZR36882 AUDIO OPTICAL AND COAXIAL OUTPUT SPDIF FIG 12 1 RFO SPDIF...
Страница 31: ...3 20 13 ZR36882 VIDEO OUTPUT WAVEFORM 1 Full colorbar signal CVBS FIG 13 1 2 Y FIG 13 2 JK702 pin6 JK702 pin7...
Страница 32: ...3 21 14 AUDIO OUTPUT FROM AUDIO DAC 1 AUDIO L R FIG 14 1 3 C FIG 13 3 JK702 PIN8 JK702 PIN4 5 1KHz 0DB...
Страница 33: ...3 22 2 Audio Related Signal FIG 14 2 AOUT0 ABCK ALRCLK...
Страница 39: ......
Страница 41: ...3 30 3 31 2 SYSTEM CIRCUIT DIAGRAM A B C D E F G H I J K L M N O P Q R S T...
Страница 42: ...3 32 3 33 A B C D E F G H I J K L M N O P Q R S T 3 SERVO CIRCUIT DIAGRAM...
Страница 43: ...3 34 3 35 4 AV JACK CIRCUIT DIAGRAM A B C D E F G H I J K L M N O P Q R S T...
Страница 44: ...3 36 3 37 5 TIMER CIRCUIT DIAGRAM 3 TOOL ONLY A B C D E F G H I J K L M N O P Q R S T...
Страница 45: ...3 38 3 39 6 TIMER CIRCUIT DIAGRAM 4 TOOL ONLY A B C D E F G H I J K L M N O P Q R S T...
Страница 46: ...3 40 3 41 7 TIMER CIRCUIT DIAGRAM 6 TOOL ONLY A B C D E F G H I J K L M N O P Q R S T...
Страница 47: ...3 42 3 43 8 TIMER CIRCUIT DIAGRAM 7 TOOL ONLY A B C D E F G H I J K L M N O P Q R S T...
Страница 48: ...3 44 3 45 9 TIMER CIRCUIT DIAGRAM 8 TOOL ONLY A B C D E F G H I J K L M N O P Q R S T...
Страница 50: ...3 48 3 49 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD TOP VIEW BOTTOM VIEW...
Страница 51: ...3 50 3 51 2 KEY P C BOARD LOCATION GUIDE 3 TIMER P C BOARD TOP VIEW LOCATION GUIDE BOTTOM VIEW...
Страница 52: ...3 52 3 53 4 SMPS P C BOARD 360mm ONLY 5 SMPS P C BOARD 430mm ONLY LOCATION GUIDE...
Страница 53: ......
