Service manual

77
HCD-FR10W
IC804 CXD4016R
LRCK 49
BCK 50
BCKOUT 51
LRCKOUT 52
CK12 53
CSST
54
VSS
55
VSS
58
XTCK4
60
XSM
61
MST
62
XTST
63
XRST
64
VDD
OSCI
57
56
OSCO 59
AUDIO
INTERFACE
READ-
SOLOMON
PARITY
GENERATOR
PLL
CLOCK
GENERATOR
DTIN
48
DT2 INF
47
APS
41
VSS
40
VDD APX
39
APVGS
42
APCPO
43 38
PLVAR
37
PLREF
36
TEST5
33
TEST6
34
TEST7
35
VCOT
46
APAVS
45
APAVD
44
MODULATOR
D/A
CONVERTER
BUFFER
RAM
DAVRO25
VDD
26
VSS20
VDD
19
VSS
27
TEST0
28
DACK18
DAPD17
TEST129
TEST230
TEST331
TEST432
DAVREF24
DAAVS23
DAAVD22
DAAOUT21
CLOCK
SELECTOR
TESTMD
1
SMCK
2
IFEXMD
3
IIFSEL1
4
IIFSEL0
5
EXCKSEL
6
CHNM BL
7
DIVCODE
8
PCMID
9
EMPIN
10
VDD
11
VSS
12
SCLK
13
XSCEN
14
SWDT
15
CSOD
16
CONTROLLER
• IC Block Diagrams
– DIAT TRANSMIT Board –
IC801 TK11225CMCL-G
1 2 3
5 4
CONT
GND
NP
VIN VOUT
CONTROL
CIRCUIT
BANDGAP
REFERENCE
CONSTANT
CURRENT
SOURCE
OVER HEAT &
OVER CURRENT
PROTECT
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