FLOW CHART NO.16
Playback picture does not appear (E-E mode is possible).
NO
Is FM signal (approx. 200mVp-p)
input to the pin(78) of IC201?
YES
Is the luminance signal input and
NO
output to the pins(13), (14) of
IC201?
YES
NO
Is luminance signal (approx. 0.5
Vp-p) input to the pin(19) of IC201?
YES
NO
Is luminance signal (approx. 0.3
Vp-p) input to the pin(42) of IC201?
YES
NO
Is luminance signal (approx. 0.5
Vp-p) input to the pin(26) of IC201?
YES
Is luminance signal (approx. 0.5
NO
Vp-p) input to the pin(23) of IC201?
YES
Is luminance signal (approx. 0.5
Vp-p) input at pin(52) of IC201?
NO
Replace IC201.
Check between the pins(79) and
(78) of IC201.
YES
Is luminance signal (approx. 200mVp-p
outputted at the pin(78) of IC201?
YES
Is V-H.SW.P. applied to the pin
(81) of IC201?
YES
Check V-H.SW.P. line.
Check the periphery of pins(13) and
(14) of IC201.
Check between the pin(18) and
pin(19) of IC201.
Check between the pin(21) and
pin(42) of IC201. (Check C208.)
Check between the pin(39) and
pin(26) of IC201. (Check C212.)
YES
Is luminance signal (approx. 0.5
Vp-p) input to the pin(39) of IC201?
NO
Is voltage 5V applied to the CCD section power terminal pin(36) of IC201?
Is control voltage approx. 5V applied normally to the pin(37) from the pin(57) of IC201? Is CCD clock signal
(approx. 8.86 MHz/0.5 Vp-p) applied to the pin(44) from the pin(69) of IC201?
Check between the pins(24) and (23) of IC201. (Check C210.)
Although picture is played back, color does not appear (E-E mode is possible).
NO
Is voltage 5V applied to the chroma
power terminal pin(61) of IC201?
YES
NO
Is chroma signal (approx. 156
mVp-p/Burst) input into the pin
(46) of IC201?
YES
NO
Is chroma signal (approx. 197
mVp-p/Burst) input into the pin
(58) of IC201?
YES
YES
Is chroma signal (approx. 300
mVp-p/Burst) input into the pin
(54) of IC201?
NO
Check between the pin(55) and
pin(54) of IC201.
Replace IC201.
YES
Check the periphery of pin(61) of
IC201 and PC 5V line.
Check between the pin(60) and
pin(46) of IC201. (Check C512.)
YES
Check whether the pin(75) and pin
(73) of IC201 oscillate (4.43 MHz)?
Check between the pin(58) and
pin(35) of IC201.
YES
Is chroma signal (approx. 197
mVp-p/Burst) output to the pin
(35) of IC201?
NO