BD-HP17U
4 – 2
No audio signal output from the main PWB
Is audio signal input into terminal of each connector?
1) 2ch analog audio connection
Pins (16) (MAIN_L) and (18) (MAIN_R) of SC5601
YES
NO
Is there output from DAC?
2ch analog audio connection
Check pins (9) and (10) of IC5606.
Check the peripheral circuits of SC5601.
Check the ANALOG PWB.
YES
YES
Is any digital signal input into pins (1) - (4) of the IC5606?
Replace IC5606.
YES
NO
Is 5V supplied to pin (13) and -8V to pin (11) of IC5606
respectively?
Check the peripheral circuits of IC5602.
NO
Check the line between each resistor and IC5606.
YES
NO
Is any digital signal detected at each resistor of R7381 to
7392?
Check the peripheral circuits of IC7201.
NO
FLOW CHART No. 3
No video and audio signal output from HDMI terminal.
Replace the TV set (cable) and reconfirm.
Still no video and audio output?
YES
Defective TV set or cable. Or, check the contact of
soldered connector of SC4201.
NO
Is level of Q4203: 6 pin higher than 2V?
Is the level of pin (5) of IC4204 at least 5V?
NO
YES
Are output voltages of IC9001 as 1.0V, IC4204 as 5V,
IC4202 as 3.3V OK?
Check IC7802, IC7803, IC7804, IC7805, IC8502,
IC8505 and their peripheral circuits.
Check the IC9001, IC4204 and IC4202 or peripheral circuits.
NO
YES
Is the data line functioning (Hi/Low)?
Replace IC7201.
Or rewrite the main software.
NO
YES
FLOW CHART No. 4
Содержание BD-HP17U - AQUOS 1080p Blu-ray DiscTM Player
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Страница 26: ...BD HP17U 6 2 1 2 3 10 9 7 6 5 4 8 J A B C D E F G H I 13 11 19 18 16 15 14 12 17 MAIN UNIT Chip Parts Side A ...
Страница 27: ...BD HP17U 6 3 1 2 3 10 9 7 6 5 4 8 J A B C D E F G H I 13 11 19 18 16 15 14 12 17 MAIN UNIT Side B ...
Страница 28: ...BD HP17U 6 4 1 2 3 10 9 7 6 5 4 8 J A B C D E F G H I 13 11 19 18 16 15 14 12 17 MAIN UNIT Chip Parts Side B ...