Sony DAV-DZ20 (serv.man2) Service Manual ▷ View online
53
HCD-DZ20
Pin No.
Pin Name
I/O
Description
226
RFGND18
—
Ground terminal
227
RFVDD18
—
Power Supply (+1.8V)
228
XTALO
O
Oscillator output signal
229
XTALI
I
Oscillator input signal
230
JITFO
O
RF jitter meter output
231
JITFN
I
Negative input of operation amplifier for RF jitter meter
232
PLLVSS
—
Ground terminal
233
IDAC
—
Not used
234
PLLVDD3
—
Power Supply (+3.3V)
235
LPFON
O
Negative output of loop filter amplifier
236
LPFIP
I
Positive input of loop filter amplifier
237
LPFIN
I
Negative input of loop filter amplifier
238
LPFOP
O
Positive output of loop filter amplifier
239
VDD3
I
Power Supply (+3.3V)
240
NC
I
SACD-Common mode Reference (not used (Open))
241
VSS
—
Ground terminal
242
NC
I
SACD-TOP Reference (not used (Open))
243
NC
I
SACD-Bottom Reference (not used (Open))
244
RFVDD3
—
Power Supply (+3.3V)
245
RFRPDC
I
RFRP signal input
246
RFRPAC
I
RFRP signal input
247
HRFZC
I
High frequency RF ripple zero crossing
248
CRTPLP
O
Defect level filter capacitor connecting
249
RFGND
—
Ground terminal
250
NC
O
EQ offset loop capacitance (not used (Open))
251
NC
O
EQ offset loop capacitance (not used (Open))
252
OSP
O
RF offset cancellation capacitor connecting
253
OSN
I
RF offset cancellation capacitor connecting
254
RFGC
O
RF offset loop capacitor connecting for DVD-ROM
255
IREF
I
Current reference input
256
AVDD3
—
Power Supply (+3.3V)
54
HCD-DZ20
PLACA MAIN IC501 M30622MEP-B20FPU0 (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
DAMP_SCDT
O
Digital amp (IC3010, 3020, 3030) data output
2
DAMP_SHIFT
O
Digital amp (IC3010, 3020, 3030) data output
3
NO USE
O
Not used (Open)
4
SIRCS_IN
I
Sircs input
5
NO USE
O
Not used (Open)
6
NO USE
O
Not used (Open)
7
NO USE
O
Not used (Open)
8
BYTE
I
External data bus (Fixed to “L”)
9
CNVSS
I
Change processor mode (not used)
10
EN_A
I
Volume signal (A) input from ENCODER
11
EN_B
I
Volume signal (B) input from ENCODER
12
RESET
I
System reset signal input
13
XOUT
O
Crystal output for main clock (5MHz)
14
VSS
—
Ground terminal
15
XIN
I
Crystal input for main clock (5MHz)
16
VCC
—
Power supply (+3.3V)
17
NMI
I
Fixed to “H:+3.3V Line”
18
NO USE
O
Not used (Open)
19
A.CAL_OUT_LEVEL
I
OUT level detect for auto calibration (not used (Fixed to “L”))
20
AC_CUT
I
Detect AC-CUT (primary power off)
21
FL_CLK/LED_CLK
O
FL driver (IC802) clock output
22
NO USE
O
Not used (Open)
23
NO USE
O
Not used (Open)
24
FL_D_OUT/LED_DATA
O
FL driver (IC802) data output
25
NO USE
O
Not used (Open)
26
MIC_GAIN
O
MIC gain control output (not used (Open))
27
CDM_OPEN_SW
I
CDM open switch input
28
DC_CONT
O
A.CAL MIC DC Control (not used (Open))
29
CLINK_RX_IN
I
C-Link data input (not used)
30
CLINK_TX_OUT
O
C-Link data output (not used)
31
DVD_SID
O
SID data output to DVD RF (IC1101)
32
DVD_SOD
I
SOD data input from DVD RF (IC1101)
33
DVD_SCO
I
Clock signal input from DVD RF (IC1101)
34
DVD_XIFBUSY
O
IFBUSY signal output to DVD RF (IC1101)
35
NO USE
O
Not used (Open)
36
NO USE
O
Not used (Open)
37
DVDXIFCS
I
DVD RF (IC1101) chip select signal input
38
MTKRST
O
DVD RF (IC1101) reset signal output
39
P_CONT1
O
Power supply control signal 1 output
40
P_CONT2
O
Power supply control signal 2 output
41
P_CONT3
O
Power supply control signal 3 output
42
DRIVE_RST (EN)
O
Power driver (IC3100, 3150, 3200, 3250, 3300, 3400) reset signal output
43
DRIVE_OCP (DIAG)
I
Power driver (IC3100, 3150, 3200, 3250, 3300, 3400) shut down signal input
44
OVERFLOW1
I
Over flow detect input from digital amp F/C/S (IC3010, 3020, 3030)
45
OVERFLOW2
I
Over flow detect input from digital amp SW (IC3030)
46
WRITE CE
I
Flash Write CE (not used (Fixed to “H:+3.3V Line”))
47
DAMP_LATCH1
O
Digital amp (IC3010) chip select1 signal output
48
DAMP_LATCH2
O
Digital amp (IC3020) chip select1 signal output
55
HCD-DZ20
Pin No.
Pin Name
I/O
Description
49
DAMP_LATCH3
O
Digital amp (IC3030) chip select1 signal output
50
DAMP_INIT
O
Digital amp (IC3010, 3020, 3030) reset signal output
51
DAMP_SOFT_MUTE
O
Digital amp (IC3010, 3020, 3030) soft muting output
52
HP_SW
I
Headphone detect input (not used (Fixed to “L”))
53
HP_MUTE
O
Headphone muting (not used)
54
NO USE
O
Not used
55
NO USE
O
Not used
56
FL_STB
O
FL driver (IC802) chip select signal output
57
DC_DETECT
I
Speaker DC detect input
58
NO USE
O
Not used (Open)
59
NO USE
O
Not used (Open)
60
NO USE
O
Not used (Open)
61
NO USE
O
Not used (Open)
62
VCC
—
Power supply (+3.3V)
63
MIC/A.CAL_SW
I
MIC insert switch input (not used (Fixed to “L”))
64
VSS
—
Ground terminal
65
NO USE
O
Not used (Open)
66
NO USE
O
Not used (Open)
67
NO USE
O
Not used (Open)
68
TUNED
I
Tuner pack tuned input
69
ST_CLK
O
Tuner clock output
70
ST_DO
I
Tuner data input
71
ST_CE
O
Tuner chip enable output
72
ST_DI
O
Tuner data output
73
NO USE
O
Not used (Open)
74
KEY_INT
I
Wakeup from ECO mode by key input
75
RDS_CLK/NO USE
I
Tuner RDS clock input (AEP, UK only)
O
Not used (Open) (Except AEP, UK)
76
RDS_DATA/NO USE
I
Tuner RDS data input (AEP, UK only)
O
Not used (Open) (Except AEP, UK)
77
NO USE
O
Not used (Open)
78
TVSEL
O
TV control signal output
79
M_ST
O
LINK(Multi STEREO) control signal output
80
NO USE
O
Not used (Open)
81
ASEL3
O
Audio selector 3 signal output (not used (Open))
82
VSEL0
O
Video selector 0 signal output
83
VSEL1
O
Video selector 1 signal output (not used (Open))
84
ASEL0
O
Audio selector 0 signal output (not used (Open))
85
ASEL1
O
Audio selector 1 signal output
86
ASEL2
O
Audio selector 2 signal output (not used (Open))
87
VSEL2
O
Video selector 2 signal output (not used (Open))
88
VSEL3
O
Video selector 3 signal output (not used (Open))
89
NO USE
O
Not used (Open)
90
MONO/ST_DET
I
Front Jack MONO or STEREO detect input (not used (Fixed to “L”))
91
A.CALMICLEVEL
I
MIC level detect for auto calibration (not used (Fixed to “L”))
92
DESTINATION
I
Destination select input
93
MODEL
I
Model select input
94
KEY2
I
Key input 2
95
KEY1
I
Key input 1
56
HCD-DZ20
Pin No.
Pin Name
I/O
Description
96
AVSS
—
Ground terminal
97
KEY0
I
Key input 0
98
VREF
—
Reference Voltage (+3.3V)
99
VCC
—
Power supply (+3.3V)
100
NO USE
O
Not used (Open)
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