Printed Wiring Board - Loading Section; Schematic Diagram - Loading Section; Ic Block Diagram - Sony CDP-SP55 Service Manual

CDP-SP55
5-7. PRINTED WIRING BOARD – LOADING SECTION –
(OPEN/CLOSE SW)
5-8. SCHEMATIC DIAGRAM – LOADING SECTION –
S1
OPEN/CLOSE
SWITCH
M103
LOADING
MOTOR
B
(Page 18)
There are a few cases that the part isn't mounted
in model is printed on diagram.
CN1
CLOSE
GND
B
OPEN
LOAD +
MAIN BOARD
LOAD –
(Page 19)

5-9. IC BLOCK DIAGRAM

IC101 CXD2587Q (BD BOARD)
60 59 58 57
DIGITAL
OUT
LRCK
61
D/A
PCMD 62
INTERFACE
63
BCK
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
3rd ORDER
LOUT2
75 NOISE SHAPER
AIN2 76
OVER SAMPLING
AOUT2 77
DIGITAL FILTER
AVDD2 78
RMUT
79 SERIAL IN
INTERFACE
LMUT 80
1 2 3 4
IC102 BA5974FP-E2 (BD BOARD)
28 27 26 25
F
INTERFACE
F R
R
1 2 3 4
20 20
56 55 54 53 52 51 50 49 48 47 46 45 44 43
ERROR
ASYMMETRY
DIGITAL
CORRECTOR
CORRECTION
PLL
16K
RAM
OPERATIONAL
EFM
AMPLIFIER
DEMODULATOR
ANALOG SWITCH
CONVERTER
SERVO DSP
FOCUS
SERVO
SUBCODE
TRACKING
PROCESSOR
SERVO
SLED
SERVO
SERVO
INTERFACE
SERVO AUTO
SEQUENCER
CPU
INTERFACE
7 8 9 10 11 12 13 14 15 16 17 18 19 20
5 6
24 23 22 21 20 19
F R
R
MUTE
INTERFACE
F
F
INTERFACE
R
F R
5 6 7 8 9 10
42 41
40 SE
39 FE
38 VC
A/D
CLOCK
37 XTSL
GENERATOR
36 TES1
TEST
35
PWM GENERATOR
VSS
34
33 FRDR
FOCUS PWM
GENERATOR 32
FFDR
TRDR
TRACKING 31
PWM GENERATOR
30 TFDR
29 SRDR
SLED PWM
GENERATOR 28 SFDR
27 SSTP
26 MDP
DIGITAL
CLV 25 LOCK
24 FOK
MIRR, DFCT,
DFCT
FOK 23
DETECTOR
22 MIRR
COUT
21
18 17 16 15
LEVEL SHIFT
THERMAL
SHUTDOWN
11 12 13 14