3-8
D
Proper signals on A,B,C,D
of ZR36888
Focus ON OK?
Track On OK?
Disc is play ?
E
NO
NO
NO
YES
YES
YES
YES
YES
Check connections between
ZR36888 and pick-up head.
NO
Check FE signal on
ZR36888
YES
Check the FOCUS_S
connection on ZR36888
and motor driver.
NO
Check FOCUS_S signal
on ZR36888
YES
YES
Check the TRACK_S
connection on ZR36888
and motor dirver.
NO
Check the tracking control
amp circuit on motor driver.
NO
Normal TE Signal on
ZR36888?
NO
Check the related
circuit on ZR36888
Properly TRACK_S signal
on ZR36888?
TACT+ & TACT- output
properly?
Check cable connection on
pick-up head.
Check RF signal waveform.
Содержание T515AH
Страница 21: ......
Страница 24: ...3 13 2 Tray open waveform FIG 3 2 3 Tray close waveform FIG 3 3 OPEN CLOSE LM LM OPEN CLOSE LM LM ...
Страница 27: ...3 16 FIG 7 2 DVD FIG 7 3 CD FACT FACT FE FE SBAD SBAD ...
Страница 28: ...3 17 FIG 7 4 CD 8 FOCUS ON WAVEFORM FIG 8 1 DVD FE FOSO FACT FACT FACT FE SBAD ...
Страница 31: ...3 20 11 RF WAVEFORM FIG 11 1 12 ZR36888 AUDIO OPTICAL AND COAXIAL OUTPUT SPDIF FIG 12 1 RFO SPDIF ...
Страница 32: ...3 21 13 ZR36888 VIDEO OUTPUT WAVEFORM 1 Full colorbar signal CVBS FIG 13 1 2 Y FIG 13 2 JK701 pin3 JK701 pin9 ...
Страница 33: ...3 22 14 AUDIO OUTPUT FROM AUDIO DAC 1 AUDIO L R FIG 14 1 3 C FIG 13 3 JK701 PIN10 JK702 PIN2 4 1KHz 0DB ...
Страница 34: ...3 23 2 Audio Related Signal FIG 14 2 AOUT0 ABCK ALRCLK ...
Страница 41: ...3 31 3 32 2 SYSTEM MAIN CIRCUIT DIAGRAM A 1 2 3 4 5 6 7 8 9 10 11 12 B C D E F G H I J K L M N O P Q R S T ...
Страница 42: ...3 33 3 34 A 1 2 3 4 5 6 7 8 9 10 11 12 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 35 3 36 4 AV JACK CIRCUIT DIAGRAM A 1 2 3 4 5 6 7 8 9 10 11 12 B C D E F G H I J K L M N O P Q R S T ...
Страница 44: ......
Страница 45: ...3 39 3 40 6 TIMER CIRCUIT DIAGRAM A 1 2 3 4 5 6 7 8 9 10 11 12 B C D E F G H I J K L M N O P Q R S T ...
Страница 46: ......
Страница 48: ...3 45 3 46 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD TOP VIEW BOTTOM VIEW ...
Страница 49: ...3 47 3 48 2 KEY P C BOARD 3 TIMER P C BOARD TOP VIEW BOTTOM VIEW TOP VIEW BOTTOM VIEW ...