Sony CDP-CE275 Service Manual page 24

CDP-CE275/CE375
• Waveforms
– BD Board –
1 IC101 yj (XTAO) 5 IC101 el (FE) (CD Play Mode)
3.1 Vp-p
16.9344 MHz
2 IC101 ta (RF AC) (CD Play Mode) 6 IC101 wh (MDP) (CD Play Mode)
1.2 Vp-p
3 IC101 rd (RF DC)
1.3 Vp-p
4 IC101 ra (TE) (CD Play Mode)
0.2 Vp-p
– MAIN Board –
1 IC301 es (XTAL)
0.5 Vp-p
10 MHz
2.5 Vp-p
7.8 µs
• IC Block Diagrams
– BD BOARD –
IC101 CXD2587Q
60 59 58 57
4.2 Vp-p
DIGITAL
CORRECTOR
OUT
16K
RAM
LRCK 61
D/A
PCMD 62
INTERFACE
BCK 63
EMPH 64
XVDD 65
XTAI 66
TIMING
XTAO 67 LOGIC
XVSS 68
AVDD1 69
AOUT1
70
AIN1
71
LOUT1 72
PWM PWM
AVSS1 73
AVSS2 74
LOUT2
75 3rd ORDER
NOISE SHAPER
AIN2 76 OVER SAMPLING
DIGITAL FILTER
AOUT2 77
AVDD2 78
RMUT 79
SERIAL IN
INTERFACE
LMUT 80
1 2 3 4
24 24
56 55 54 53 52 51 50 49 48 47 46 45 44 43 42
ERROR
ASYMMETRY
DIGITAL
PLL CORRECTION
OPERATIONAL
AMPLIFIER
EFM
ANALOG SWITCH
DEMODULATOR
CONVERTER
SERVO DSP
FOCUS
SERVO
TRACKING
SERVO
SUBCODE
SLED
PROCESSOR
SERVO
SERVO
INTERFACE
SERVO AUTO
SEQUENCER
CPU
INTERFACE
5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
41
40 SE
39 FE
38 VC
A/D
CLOCK
37 XTSL
GENERATOR
TES1
36
TEST
35
PWM GENERATOR
VSS
34
33 FRDR
FOCUS PWM
GENERATOR
32 FFDR
TRACKING 31 TRDR
PWM GENERATOR
30 TFDR
29 SRDR
SLED PWM
GENERATOR 28 SFDR
27 SSTP
MDP
26
DIGITAL
CLV 25 LOCK
24 FOK
MIRR, DFCT,
FOK 23 DFCT
DETECTOR
22 MIRR
21 COUT