Pioneer TS4 Service Manual page 44

Canal plus tuner
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TS4
[TS4 REPAIRS]
[Tie a wire between K6003
and the Ground]
(1) (From this page)
[Turn the Power on]
NG
<LED (—:—) lights up>
OK
((G)) (From page 49)
[SubCPU
Check routine]
(a) (See page 45)
44
<CN6002 Pin 8 (5V) :5V?>
YES
<CN6002 Pin7:4.4V?>
YES
<IC6001 Pin37 (AC_CLK) Correct?>
YES
<IC6001 Pin40 (V
) 4.4V?>
DD
YES
<IC6001 Pin35 (RESET) High?>
YES
<IC6001 Pin42 (X1) 10MHz
oscillation correct?>
YES
<IC6001 Pin44 (X2) 32.768kHz
oscillation correct?>
YES
<After replacing C6013, OK?>
YES
(1) Redo from start (See this page)
NO
[Enter to
"Power Supply Ass'y" check]
((A))
(See page 46)
((AA))
(See page 46)
[Retrun from ((A))
"Power Supply Ass'y" check]
<MAIN ASS'Y short check>
OK
NO
[Replace D6017]
NO
[Replace Power Supply Ass'y]
NO
[Replace D6011]
NO
[Replace parts around IC6002]
NO
[Replace X6001]
NO
[Replace X6002]
NO
[Replace IC6001]
NG
[MAIN ASS'Y is faulty.
Repair shorten places.]

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