
3-15
3. Y/C CIRCUIT
(B) Hi-Fi Playback
YES
YES
YES
YES
PB mode
No Sound.
Check the Vcc of IC801
(Pins34, 40)
Check the Hi-Fi Selection switch.
(IC801 Pin41) and the Tape quality.
Is the RF Envelope at
IC801 Pin44 over 2Vp-p?
YES
Check IC801 Pin42(Data),
Pin43(Clock)
YES
Do Audio Signals appear at
IC801 Pin16(L-CH), 17(R-CH)?
YES
Do Audio Signals appear at
IC802 Pin10(L-CH), 16(R-CH)?
YES
YES
YES
Do Audio Signals appear at
IC802 Pins22, 26?
Do Audio Signals appear at
JK801?
Check Power 5.2V, 12VT.
NO
Check IC501 Pin25
(A.H/SW)
NO
NO
Check the parts of µ-COM
(IC501 Pins59, 60)
NO
Check the Connection at
P3D01 Pins7, 9.
NO
Check the A.IN line of
IC802(C808, C809)
NO
Check the Vcc of IC802
Pin4.
Replace IC802.
Check the Jack(JK801)
NO
NO
Check Power.
NO
Содержание HV-DX1E
Страница 30: ...MEMO 3 19 ...
Страница 32: ...3 32 3 33 2 TU IF NICAM A2 CIRCUIT DIAGRAM EE MODE VIDEO TU MODE AUDIO SANYO SCART ...
Страница 35: ...3 38 3 39 5 SCART JACK CIRCUIT DIAGRAM SANYO SCART DX1EV SP DX1UK ...
Страница 41: ...3 50 3 51 2 KEY P C BOARD LOCATION GUIDE 3 CLOCK P C BOARD LOCATION GUIDE ...
Страница 56: ...3 68 3 69 3 MPEG CIRCUIT DIAGRAM ...
Страница 59: ...3 74 3 75 6 SCART JACK CIRCUIT DIAGRAM ...
Страница 63: ...3 82 3 83 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD TOP VIEW LOCATION GUIDE ...
Страница 64: ......
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Страница 88: ...4 22 GEAR F R GEAR AY P2 P3 Lever F R Base Tension Boss CAM ...
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Страница 125: ...July 02 K SANYO Electric Co Ltd Osaka Japan ...