Aiwa HV-FX8700, Руководство по обслуживанию

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IC551 PIN 38,39,45,47 MODE: EE
INPUT: 1kHz, -8dBm
20mV/div
0.5mS/div
IC551 PIN 22 MODE: REC SP/LP
(No signal)
0.5V/div
0.2
µ
S/div
IC551 PIN 25 MODE: HIFI PB (TTV-P7)
CN302 PIN 13
0.1V/div
5mS/div
2V/div
5mS/div
IC551 PIN 25
IC551 PIN 28
CHECK LAND
0.1V/div
5mS/div
5V/div
5mS/div
<MPX SECTION>
NON-NICAM and ZWEITON
C995 (-) or C956 (-) INPUT: 1kHz : 27kHz/div
0.5V/div
0.2
µ
S/div
NICAM ST or BIL or MONO
C956 (-) (Right CH) INPUT: 1kHz : 0dBm
0.5V/div
0.2
µ
S/div
NICAM ST or BIL or MONO
C955 (-) (Left CH) INPUT: 3kHz : 0dBm
0.5V/div
0.2
µ
S/div
ZWEITON ST or BIL <EH ONLY>
C995 (-) (Left CH) INPUT: 3kHz : 27kHz/div
0.5V/div
0.2
µ
S/div
<POWER SECTION>
IC1 PIN 3 MODE: Power ON
200V/div
5
µ
S/div
IC1 PIN 3 MODE: Power SAVE
200V/div
5
µ
S/div
IC1 PIN 2 MODE: Power ON
2V/div
5
µ
S/div
IC1 PIN 2 MODE: Power SAVE
2V/div
5
µ
S/div
ZWEITON ST or BIL <EH ONLY>
C956 (-) ( Right CH) INPUT: 1kHz : 27kHz/div
0.5V/div
0.2
µ
S/div
ZWEITON ST (non BIL) <EH ONLY>
Switched AUTO –> MONO on OSD Menu
C955 (-) or C956 (-) INPUT: 3 kHz : 27kHz/div
0.5V/div
0.2
µ
S/div
<SOUND IF>
NICAM : SYSTEM I <K ONLY>
IC901 PIN47 or C963 INPUT: 6.552MHz
0.5V/div
50
µ
S/div
NICAM : SYSTEM BG <EH ONLY>
IC901 PIN47 or C963 INPUT: 5.85MHz
0.5V/div
50
µ
S/div
200V 5
µ
s
200V 5
µ
s
2V 5
µ
s
2V 5
µ
s
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100
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