MECHANISM TROUBLESHOOTING GUIDE
4-23
Auto REW doesn't work.
Is the output of END sensor
of supply side "H"?
“H”: more than 3.5V
“L”: less than 0.7V~1V
Is the voltage across IR LED
between 0.8~1.5V?
Replace LED.
Is the Vcc. voltage of End
sensor 5V?
Check the syscon power.
Replace End sensor.
Check syscon circuit.
NO
YES
YES
YES
NO
NO
NO
1.Deck Mechanism
A.
NO
NO
NO
No F/R modes.
Is the present mode,
F/R Mode?
Is the mode SW assembled
correctly (refer to Pages 4-14.)
Is the normal voltage supplied to
the Capstan Motor Vcc1, Vcc2.?
Does terminal voltage(Vctl) of
Capstan Motor supply side
more than 4V?
Check Servo, Power Circuits.
Replace the Capstan Motor.
Does the Capstan Motor rotate?
Do the T/Up, Supply Reel
rotate?
Check syscon circuit.
YES
YES
YES
YES
YES
YES
B.
Содержание D35
Страница 10: ...951 954 960 961 953 957 959 955 956 963 2 Woofer Speaker Section DTE 5100WE Woofer Speaker Section Part List...
Страница 11: ...2 5 3 Speaker Section DTE 550TE Speaker Section Part List 850 852 851A 851 853 854 857 858...
Страница 34: ......
Страница 49: ...3 92 INTERNAL BLOCK DIAGRAM OF ICs CS8415A...
Страница 50: ......
Страница 59: ...3 38 3 39 2 POWER SMPS CIRCUIT DIAGRAM 2...
Страница 60: ...3 40 3 41 3 TU IF ACSS A2 CIRCUIT DIAGRAM EE MODE VIDEO TU MODE AUDIO...
Страница 66: ...3 52 3 53 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD LOCATION GUIDE...
Страница 67: ...3 54 3 55 2 KEY RIGHT P C BOARD LOCATION GUIDE 3 KEY LEFT P C BOARD LOCATION GUIDE...
Страница 68: ......
Страница 71: ...3 72 3 73 3 MPEG CIRCUIT DIAGRAM Optical Coaxial out CVBS Y Pb Pr Componet Y C S VHS WAVEFORM...
Страница 74: ...3 78 3 79 6 JACK CIRCUIT DIAGRAM...
Страница 78: ...3 86 3 87 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD TOP VIEW LOCATION GUIDE...
Страница 79: ...3 88 3 89 2 MAIN P C BOARD BOTTOM VIEW LOCATION GUIDE...
Страница 80: ......
Страница 83: ...3 97 3 98 CIRCUIT DIAGRAMS 1 AMP CIRCUIT DIAGRAMS...
Страница 84: ...2 DSP DIGITAL AUDIO PROCESSING CIRCUIT DIAGRAMS 3 99 3 100...
Страница 85: ...3 101 3 102 3 COM CIRCUIT DIAGRAMS...
Страница 86: ...PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD SOLDER SIDE LOCATION GUIDE 3 103 3 104...
Страница 87: ...3 105 3 106 2 MAIN P C BOARD LOCATION GUIDE...
Страница 88: ......
Страница 111: ...4 22 GEAR F R GEAR AY P2 P3 Lever F R Base Tension Boss CAM...
Страница 120: ...MEMO...
Страница 156: ......