
3-61
Is the eye-pattern vivid?
Does the
sawtooth waveform emit
at IC2A1 Pin36?
Does the 1.6V emit?
Check RF Eye-Pattern.
RF : 1.5-1.6V(TP2A0)
Fig.5. RF
waveform
Check IC2A1 Pin3.
No signal: Pick-up is defective
Replace IC201.
Check IC201 Pin84.
No signal at IC201 : IC201 is defective
• Check IC201 Pin165.
• Check the clock at the IC201 Pins37, 59.
• Both are normal : IC201 is defective
Replace IC2A1.
CHECK A
D.
END
NO
NO
NO
NO
YES
YES
YES
YES
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 ...