3-19
(B) No Sound
No Sound.
Check the Vcc of IC751 Pins1, 11, 19,
22, 33.
YES
Check 5.2V Line.
NO
Check the Tuner SiF signal at IC751
Pin2.
YES
Check the oscillator of IC751 Pins5, 6.
YES
Check the Audio of IC751 Pins30, 31.
YES
Check the Audio of IC801 Pins2, 3.
YES
Check the Audio of IC801 Pins16, 17.
YES
Check the Audio of IC802 Pins22, 26.
YES
Check the Signal flow from IC802
Pins22, 26, SC901 Pins1, 3.
YES
Check the Tuner SIF of TU701 Pin22.
NO
Replace X751
NO
Check the IIC Clock and Data at IC751
Pins12, 13.
NO
Check the signal flow from IC751
Pins30, 31 to IC801 Pins2, 3.
NO
Check the IIC Clock and Data at IC801
Pins42, 43.
NO
Check the signal flow from IC801
Pins16, 17 to IC802 Pins10, 16.
NO
Summary of Contents for HV-DX2E
Page 36: ...3 32 3 33 2 TU IF NICAM A2 CIRCUIT DIAGRAM EE MODE VIDEO TU MODE AUDIO COMBI SCART SANYO ...
Page 41: ...3 42 3 43 7 TIMER CIRCUIT DIAGRAM SRC1203 SRC1203 LD601 C6G1 C6G2 100M 100M ...
Page 45: ...3 50 3 51 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD LOCATION GUIDE ...
Page 64: ... 02 12 04 R17149A COMBI SCART SANYO DAP202K 3 76 3 77 6 JACK CIRCUIT DIAGRAM ...
Page 69: ...LOCATION GUIDE 3 86 3 87 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD TOP VIEW ...
Page 70: ...LOCATION GUIDE 3 88 3 89 2 MAIN P C BOARD BOTTOM VIEW ...