3-13
3. Y/C CIRCUIT
(3) When the C(Color) signal doesn’t appear on the screen in PB Mode,
Is 5V applied to the IC301
Pins23, 44, 45, 52, 68, 77?
Does the Color signal
appear at the IC301
Pins41, 50?
Check the line of the REG
5V Line. (Power Circuit)
Replace the X301.
Check the C342, C341,
R333.
Is normal the X301
(3.58MHZ) of oscillation
Frequency?
Replace the IC301.
Does the Color signal
appear at the IC301 Pin48?
Replace the IC301.
NO
YES
YES
YES
NO
NO
NO
Summary of Contents for ABV341 Series
Page 2: ......
Page 36: ...3 34 3 35 2 TU IF CIRCUIT DIAGRAM PB REC...
Page 39: ...3 40 3 41 5 JACK CIRCUIT DIAGRAM...
Page 41: ...3 44 3 45 7 TIMER CIRCUIT DIAGRAM XBV343...
Page 42: ...3 46 3 47 8 TIMER CIRCUIT DIAGRAM XBV342...
Page 45: ...3 52 3 53 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD LOCATION GUIDE...
Page 65: ...02 12 04 R17149A ZENITH DAP202K 3 80 3 81 6 JACK CIRCUIT DIAGRAM...
Page 70: ...LOCATION GUIDE 3 90 3 91 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD TOP VIEW...
Page 71: ...LOCATION GUIDE 3 92 3 93 2 MAIN P C BOARD BOTTOM VIEW...
Page 99: ...3 123 3 124 3 AUDIO CIRCUIT DIAGRAM COMBI SCART MTK 03 3 25 SR17447A...
Page 100: ...3 125 3 126 4 AV JACK CIRCUIT DIAGRAM COMBI SCART MTK 03 3 25 SR17446A...
Page 103: ...3 131 3 132 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD LOCATION GUIDE...
Page 134: ...4 22 GEAR F R GEAR AY P2 P3 F R Lever Tension Base Boss CAM...