Sony STR-ZA810ES, Service Manual

Page: 80 / 98

STR-DN1080/ZA810ES
80
• Waveforms
– MAIN Board – – DCDC Board –
qa Q1101 (Base)
1 V/DIV, 5
P
s/DIV
7.8
P
s
3.2 Vp-p
qs
Q1101 (Collector)
5 V/DIV, 5
P
s/DIV
7.8
P
s
17 Vp-p
ws IC1916
qg
(VBST2)
10 V/DIV, 1
P
s/DIV
1.6
P
s
22.4 Vp-p
wa
IC1916 2 (VBST1)
10 V/DIV, 1
P
s/DIV
1.7
P
s
21.2 Vp-p
wd
IC1911 2 (VBST1)
10 V/DIV, 1
P
s/DIV
1.5
P
s
22.8 Vp-p
wf IC1911
qg
(VBST2)
10 V/DIV, 1
P
s/DIV
1.6
P
s
20.8 Vp-p
wj
IC1913 2 (VBST1)
10 V/DIV, 2
P
s/DIV
17.6 Vp-p
wk IC1913
qg
(VBST2)
10 V/DIV, 2
P
s/DIV
2.3
P
s
22.8 Vp-p
wg
IC1912
2
(VBST1)
10 V/DIV, 2
P
s/DIV
2.3
P
s
20.4 Vp-p
wh IC1912
qg
(VBST2)
10 V/DIV, 1
P
s/DIV
1.5
P
s
20.8 Vp-p
1
IC1236 qj (X2)
100 mV/DIV, 50 ns/DIV
84 ns
304 mVp-p
– DISPLAY Board –
SYS SET
2020/11/17 21:24:35 (GMT+09:00)