Denon S-302 Service Manual page 33
Dvd home entertainment system
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Also See for S-302:
- Owner's manual (63 pages) ,
- Quick setup manual (5 pages) ,
- Code list (3 pages)
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3. 1U-3809-1 (VIDEO UNIT)
3-1.DVD PLAY
(1) INTERLACE output does not outputed.
Check Power Supply Voltages.
1U-3809-1(VIDEO UNIT)
+27V_D1,+3.3V_DV,±5V_V1,+9V_V1
O.K.
Check Power Supply Voltages.
1U-3809-1(VIDEO UNIT)
[IC201]:+2.5V_DV,+1.2V_int,+1.2V_APLL
[IC301]:+1.8V
[IC501/502]:+2.5V_DE,+2.5V_A
O.K.
Check Clock waveform.
1U-3809-1(VIDEO UNIT)
[IC205]:48MHz OK?
[IC301]192pin
13.5MHz OK?
O.K.
Check Reset signal.
1U-3809-1(VIDEO UNIT)
[IC201]:[GUI_RST]
[IC301]:[FLI_RST]
[IC501]:[ENC2_RST]
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[IC502]:[ENC1_RST]
"H"level O.K.?
O.K.
Check video mute signal.
1U-3809-1(VIDEO UNIT)
[IC707]:[S/V_MUTE],[COMP_MUTE1]
[IC602]:[COMP_MUTE2]
"H"level O.K.?
O.K.
Check Digital Video DATA output from B/E
1U-3808-1(MAIN UNIT)
[IC101]out:
[BE_ID0-7.],[BE_HS],[BE_VS],[BE_ICK]
O.K.
Check Digital signal for Video
from CY801 to FPGA
1U-3809-1(VIDEO UNIT)
[CY801]output and [IC201]input:
[BE_ID0-7.],[BE_HS],[BE_VS],[BE_ICK]
O.K.
Check Digital signal for Video
w w w
from FPGA to ENCODER
1U-3809-1(VIDEO UNIT)
[IC201]output and [IC501/502]input:
[EID0-9],[EIHS],[EIVS],[EICLK]
.
O.K.
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N.G
Check Soldering.
CY501
IC110
N.G
Check Soldering.
IC206,207,208
IC510,511
IC509,507
N.G
Check Soldering.
IC205
X301
Check Soldering.
N.G
CY501,R306
CY801,R601
CY801,RR139
CY801,RR239
N.G
Check Soldering.
CY501
IC707
IC602
Check Soldering.
N.G
[IC101]:106-110,113-115,118,119pin
IC112
CX801
Check Soldering.
N.G
CY801
R313-323
Check Soldering.
N.G
R360-373
x
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u 1 6 3
[IC501]49-62,32pin
y
[IC502]49-62,32pin
i
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