Sony HCR-S7AV Service Manual page 94

ST-S5
• Waveforms
– MAIN Board – – DSP Board –
1 IC501 qa (XCOUT) 1 IC601 9 (MCLK1), IC604 w; (XMCK),
wa (XOUT)
2.6 Vp-p
30.5 µs
74.1 ns
2 IC501 qd (XOUT) 2 IC601 qf (SCKOUT)
2.7 Vp-p
62.5 ns 74.1 ns
3 IC601 ql (LRCKO), IC605 5 (LRCK),
IC606 3 (LRCK (I))
– PANEL Board –
4 IC601 w; (BCKO), IC605 4 (BCK),
1 IC601 id (XOUT)
IC606 1 (BCK (I))
3.5 Vp-p
250 ns
354 ns
5 IC601 ws (KFSIO), IC604 qd (CKOUT)
4 Vp-p
88.6 ns
6 IC601 wk (LRCKI2), IC604 qg (LRCK)
4.6 Vp-p
22.7 µs
7 IC601 wl (BCKI2), IC604 qf (BCK)
3.8 Vp-p
354 ns
22.7 µs
8 IC606 qh (MCLK (I))
3.6 Vp-p
74.1 ns
• IC Block Diagrams
– DSP Board –
IC604 LC89056W-E
36 35 34 33 32 31
4.4 Vp-p
CE 37
CL 38
SAMPLING
XSEL 39
FREQUENCY
MICROCOMPUTER
MODE0 40
INTERFACE
MODE1 41
LOCK
DGND 42
DETECT
DVDD 43
DOSEL0 44
DOSEL1 45 DEMODULATOR
CKSEL0 46
CKSEL1 47
3.9 Vp-p
XMODE 48
INPUT
CIRCUIT
1 2 3 4
IC605 AK4527
4 Vp-p
44 43 42 41 40 39 38 37 36 35 34
INPUT
SDOS 1
CIRCUIT
I2C 2
SMUTE 3
BICK 4
LRCK 5
AUDIO OUTPUT
SDTI1 6
INTERFACE CIRCUIT
SDTI2 7
SDTI3 8
3.7 Vp-p
SDTO 9
FORMAT
DAUX 10
CONVERTER
DFS 11
12 13 14 15 16 17 18 19 20 21 22
20 20
30 29 28 27 26 25
C BIT PA/PB 24 AUDIO
DETECT DETECT
23 EMPHA
22 XIN
21 XOUT
X' TAL
20 XMCK
19 DVDD
18 DGND
17 XSTATE
16 DATAO
15 LRCK
DATA
TIMING 14 BCK
13 CKOUT
PLL
5 6 7 8 9 10 11 12
33 DZF2
32 RIN+
31 RIN–
30 LIN+
29 LIN–
28 ROUT1
27 LOUT1
26 ROUT2
25 LOUT2
24 ROUT3
23 LOUT3