Sony HCD-HX7 Service Manual - Page 41

Waveforms, CD Board, USB Board, XM Board, USB POWER Board, MAIN Board, AMP Board, FRONT PANEL Board

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Page 41 highlights

• Waveforms - CD Board - 1 IC101 ia (RFi) (CD play mode) - USB Board - qa IC901 ud (X2) - XM Board - ta IC001 wh (OSC_OUT) (XM mode) 0.5 to 1.3 Vp-p 200 mV/DIV, 500 ns/DIV 2 IC101 wf (XO) (CD play mode) 111 ns 3.7 Vp-p 1 V/DIV, 50 ns/DIV 22.2 ns 3 Vp-p 1 V/DIV, 10 ns/DIV ts IC001 el (I2S_CLK) (XM mode) 59.1 ns 1 V/DIV, 20 ns/DIV 3.3 Vp-p - USB POWER Board - qs IC319 2 (SW) 354 ns 4.5 Vp-p 1 V/DIV, 100 ns/DIV td IC001 ra (I2S_LRCLK) (XM mode) 582 ns 12.4 Vp-p 5 V/DIV, 200 ns/DIV 22.8 µs 3.9 Vp-p 1 V/DIV, 10 µs/DIV tf IC001 rd (I2S_OCLK) (XM mode) 89 ns 4.5 Vp-p 1 V/DIV, 50 ns/DIV HCD-HX3/HX5/HX7 - MAIN Board - wa IC301 qa (XCOUT) - AMP Board - ea IC701 q; (LRCK) - FRONT PANEL Board - ra IC901 1 30.5 µs 2.5 Vp-p 1 V/DIV, 10 µs/DIV ws IC301 qd (XOUT) 22.8 µs 3.2 Vp-p 1 V/DIV, 10 µs/DIV es IC701 qa (BCK) 48.4 µs 9 Vp-p 5 V/DIV, 20 µs/DIV rs IC901 2 200 ns 3.3 Vp-p 1 V/DIV, 100 ns/DIV 3.6 Vp-p 324 ns 1 V/DIV, 100 ns/DIV ed IC703 8 (Q2) 48.4 µs 5.1 Vp-p 2 V/DIV, 20 µs/DIV rd IC901 3 82 ns 4 Vp-p 1 V/DIV, 50 ns/DIV ef IC709 4 48.4 µs 4.6 Vp-p 2 V/DIV, 20 µs/DIV rf Q906, 907 (Base) 20.3 ns 3.9 Vp-p 1 V/DIV, 10 ns/DIV 48.4 µs 6.5 Vp-p 5 V/DIV, 20 µs/DIV rg Q906, 907 (Collector) 48.4 µs 10.4 Vp-p 5 V/DIV, 20 µs/DIV HCD-HX3/HX5/HX7 41 41

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HCD-HX3/HX5/HX7
41
41
HCD-HX3/HX5/HX7
•
Waveforms
– CD Board –
– USB Board –
– XM Board –
1
IC101
ia
(RFi)
(CD play mode)
0.5 to 1.3 Vp-p
200 mV/DIV, 500 ns/DIV
2
IC101
wf
(XO)
(CD play mode)
59.1 ns
3.3 Vp-p
1 V/DIV, 20 ns/DIV
qa
IC901
ud
(X2)
1 V/DIV, 50 ns/DIV
111 ns
3.7 Vp-p
22.8
µ
s
3.9 Vp-p
td
IC001
ra
(I2S_LRCLK)
(XM mode)
1 V/DIV, 10
µ
s/DIV
ts
IC001
el
(I2S_CLK)
(XM mode)
1 V/DIV, 100 ns/DIV
tf
IC001
rd
(I2S_OCLK)
(XM mode)
1 V/DIV, 50 ns/DIV
89 ns
4.5 Vp-p
ta
IC001
wh
(OSC_OUT)
(XM mode)
1 V/DIV, 10 ns/DIV
22.2 ns
3 Vp-p
354 ns
4.5 Vp-p
qs
IC319
2
(SW)
5 V/DIV, 200 ns/DIV
582 ns
12.4 Vp-p
– USB POWER Board –
ws
IC301
qd
(XOUT)
1 V/DIV, 100 ns/DIV
200 ns
3.3 Vp-p
wa
IC301
qa
(XCOUT)
1 V/DIV, 10
µ
s/DIV
30.5
µ
s
2.5 Vp-p
22.8
µ
s
3.2 Vp-p
ea
IC701
q;
(LRCK)
1 V/DIV, 10
µ
s/DIV
es
IC701
qa
(BCK)
1 V/DIV, 100 ns/DIV
324 ns
3.6 Vp-p
ed
IC703
8
(Q2)
1 V/DIV, 50 ns/DIV
82 ns
4 Vp-p
ef
IC709
4
1 V/DIV, 10 ns/DIV
20.3 ns
3.9 Vp-p
ra
IC901
1
5 V/DIV, 20
µ
s/DIV
48.4
µ
s
9 Vp-p
rd
IC901
3
2 V/DIV, 20
µ
s/DIV
48.4
µ
s
4.6 Vp-p
rs
IC901
2
2 V/DIV, 20
µ
s/DIV
48.4
µ
s
5.1 Vp-p
rf
Q906, 907 (Base)
5 V/DIV, 20
µ
s/DIV
48.4
µ
s
6.5 Vp-p
rg
Q906, 907 (Collector)
5 V/DIV, 20
µ
s/DIV
48.4
µ
s
10.4 Vp-p
– MAIN Board –
– AMP Board –
– FRONT PANEL Board –