Sony HCD-HPR90 Service Manual - Page 36

Ic201, Rfaco, Cd Play Mode, Lrcki, Ic1301, Xcout, Ic001, I2s_lrclk, Xm Mode, I2s_clk, I2s_oclk,

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Page 36 highlights

HCD-HPR90/HPR99XM • Waveforms - CD Board - 1 IC201 1 (LRCK), 2 (LRCKI) (CD play mode) - MAIN Board - wa IC1301 qa (XCOUT) - XM Board - ta IC001 wh (OSC_OUT) (XM mode) 22.8 µs 3.3 Vp-p 1 V/DIV, 10 µs/DIV 2 IC201 5 (BCK), 6 (BCKI) (CD play mode) 2.6Vp-p 30.5 µs 1 V/DIV, 10 µs/DIV ws IC1301 qd (XOUT) 22.2 ns 3 Vp-p 1 V/DIV, 10 ns/DIV ts IC001 el (I2S_CLK) (XM mode) 3.3 Vp-p 472 ns 1 V/DIV, 200 ns/DIV 3 IC201 u; (RFACO) (CD play mode) 200 ns 3.2 Vp-p 1 V/DIV, 100 ns/DIV 354 ns 4.5 Vp-p 1 V/DIV, 100 ns/DIV td IC001 ra (I2S_LRCLK) (XM mode) Approx. 900 mVp-p 200 mV/DIV, 500 ns/DIV 4 IC201

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HCD-HPR90/HPR99XM
36
36
HCD-HPR90/HPR99XM
•
Waveforms
– CD Board –
– MAIN Board –
– XM Board –
– AMP Board –
– FL Board –
3
IC201
u;
(RFACO)
(CD play mode)
200 mV/DIV, 500 ns/DIV
Approx.
900 mVp-p
22.8
µ
s
3.3 Vp-p
1
IC201
1
(LRCK),
2
(LRCKI)
(CD play mode)
1 V/DIV, 10
µ
s/DIV
2
IC201
5
(BCK),
6
(BCKI)
(CD play mode)
1 V/DIV, 200 ns/DIV
472 ns
3.3 Vp-p
4
IC201
<z/,
(XTAO)
(CD play mode)
1 V/DIV, 20 ns/DIV
59 ns
2.3 Vp-p
wa
IC1301
qa
(XCOUT)
1 V/DIV, 10
µ
s/DIV
30.5
µ
s
2.6Vp-p
ws
IC1301
qd
(XOUT)
1 V/DIV, 100 ns/DIV
200 ns
3.2 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
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
5
(DSC)
500 mV/DIV, 1
µ
s/DIV
2.3
µ
s
1.5Vp-p