Sony HCD-WZ88D / MHC-WZ88D Service Manual ▷ View online
49
HCD-WZ88D
Pin No.
Pin Name
I/O
Description
175
DVSS
—
Terminal Ground
176
LIMSW
O
LIMSW signal output to Optical pick-up
177
OCSW
I
SEN signal input from System Controller (IC401)
178
VCLK
—
Not Used
179
CKSW
I
CK SW signal input
180
IO3
—
Not Used
181
TSDM
O
TSDM signal output to Moter driver (IC201)
182
DVDD3
—
Power Supply (+3.3V)
183
MUTE
O
MUTE signal output to Moter driver (IC201)
184
MUTE123
O
MUTE signal output to Moter driver (IC201)
185
REW
O
REW signal output to Moter driver (IC201)
186
FWD
O
FWD signal output to Moter driver (IC201)
187
MSW
O
Volume control signal output to Optical pick-up
188
DSEL
O
Select signal output (not used)
189
DAVCC
—
Power Supply (+3.3V)
190
VREF
I
Bandgap reference voltage (not used)
191
FS
O
Full scale adjustment (pull down)
192
YUV0
—
Not Used
193
DVSS
—
Terminal Ground
194
YUV1
O
Y signal output to VIDEO AMP (IC201)
195
DAVDD
—
Power Supply (+3.3V)
196
YUV2
O
CHROMA signal output to VIDEO AMP (IC201)
197
DVSS
—
Terminal Ground
198
YUV3
O
VIDEO signal output to VIDEO AMP (IC201)
199
DAVDD
—
Power Supply (+3.3V)
200
YUV4
O
G signal output to VIDEO AMP (IC201)
201
DVSS
—
Terminal Ground
202
YUV5
O
B signal output to VIDEO AMP (IC201)
203
YUV6
O
R signal output to VIDEO AMP (IC201)
204
DVDD3
—
Power Supply (+3.3V)
205
MIC/VSYNC
—
Not Used
206
VOICE/YUV7
—
Not Used
207
KRMOB/HSYNC
O
KRMOB signal output to System Controller (IC401)
208
SMSCK
—
Not Used
209
SPDATA/SMSDI
I
Audio data of SPDIF input
210
SMSDO
—
Not Used
211
XSMCS
—
Not Used
212
DVDD3
—
Power Supply (+3.3V)
213
ALRCK
O
Audio L/R channel clock
214
ABCK
O
Audio bit clock
215
ACLK
O
Audio DAC master clock
216
DVSS
—
Terminal Ground
217
ASDATA0
O
Audio serial data
218
ASDATA1
O
Audio serial data
219
ASDATA2
O
Audio serial data
220
XRST
O
RESET signal output to D/A converter(IC301)
221
DVDD18
—
Power Supply (+1.8V)
222
ASDATA4
O
Audio serial data (not used)
223
DVSS
—
Terminal Ground
50
HCD-WZ88D
Pin No.
Pin Name
I/O
Description
224
DWIDE
—
Not Used
225
SDPIF
O
SPDIF output (not used)
226
RFGND18
—
Terminal Ground
227
RFVDD18
—
Power Supply (+1.8V)
228
ZTALO
O
Oscillator output signal
229
ZTALI
I
Oscillator input signal
230
JITFO
O
RF jitter meter output
231
JITFN
I
Negative input of operation amplifier for RF jigger meter
232
PLLVSS
—
Terminal Ground
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
—
Power Supply (+3.3V)
240
VCM
I
SACD-Common mode Reference
241
VSS
—
Terminal Ground
242
VREEP
I
SACD-TOP Reference
243
VREEN
I
SACD-Bottom Reference
244
RFVDD3
—
Power Supply (+3.3V)
245
RFRPDC
O
RFRP signal output (not used)
246
RFRPAC
O
RFRP signal output (not used)
247
HRFZC
I
High frequency RF ripple zero crossing
248
CRTPLP
O
Defect level filter capacitor connecting
249
RFGND
—
Terminal Ground
250
CEQP
O
EQ offset loop capacitance (not used)
251
CEQN
O
EQ offset loop capacitance (not used)
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)
51
HCD-WZ88D
Pin No.
Pin Name
I/O
Description
1
MIC-DETECT
I
Microphone connection detection signal input “L”: headphone connected
2
NO USE
I
Not Used
3
NO USE
I
Not Used
4
SIRCS
I
Remote control signal input
5
NO USE
I
Not Used
6
NO USE
I
Not Used
7
NO USE
I
Not Used
8
BYTE
—
Ground terminal
9
VSS
—
Ground terminal
10
XC-IN
I
Sub system clock input terminal (32.768kHz)
11
XC-OUT
O
Sub system clock output terminal (32.768kHz)
12
RESET
I
System reset signal input from the reset signal IC “L”: reset
13
X-OUT
O
Main system clock output terminal (16MHz)
14
VSS
—
Ground terminal
15
X-IN
I
Main system clock input terminal (16MHz)
16
VCC
—
Power supply terminal (+3.3V)
17
NMI
I
Non-maskable interrupt input terminal
18
RDS-INT
I
Not Used
19
NO USE
I
Not Used
20
AC-CUT
I
AC off detection signal input from the reset signal IC “L”: AC Cut detected
21
DVD-A-MUTE
O
DVD analog signal muting on/off control signal output “H”:muting on
22
ANALOG-IN-MUTE
O
DVD Motherboard analog input signal muting on/off control signal output
“H”:muting on
23
NO USE
I
Not Used
24
KRMOB
I
KRMOB Signal input
25
NO USE
I
Not Used
26
MIC-STATUS
O
Mic status output to DVD Motherboard “L”:
27
XIFCS
I
Communication Initialization Request Acknowledgment signal input from
DVD Motherboard
28
IF-BUSY
O
Communication Initialization Request signal output to DVD Motherboard
29
IIC-CLK
I/O
Clock signal for IIC communication between Master Control controller and
Display Control controller
30
IIC-DATA
I/O
Data signal for IIC communication between Master Control controller and
Display Control controller
31
SIO
O
Serial data output signal output to DVD Motherboard
32
MTK-SOD
I
Serial data input signal input from DVD Motherboard
33
MTK-CLK
I
Serial data clock signal input from DVD Motherboard
34
SOFT-TEST
O
Soft test signal output
35
MREQ
I
Muting request signal input from DVD Motherboard “L”:Muting requested
36
NO USE
—
Not Used
37
VIDEO MUTE
O
Video muting on/off control signal output “L”:muting on
38
MTK-RESET
O
Reset signal output to DVD Motherboard “L”: reset
39
MTK-POWER
O
Power supply control signal to DVD Motherboard “H”: Power supply on
40
RD-S-DATA
I
Not Used
41
NO USE
—
Not Used
42
NO USE
—
Not Used
43
TUNED
I
Tuning detection signal input from the tuner unit “L”:tuned
44
ST-CE
O
PLL chip enable signal output to the tuner unit
MAIN BOARD IC401 M30622MEP-A04FPU0(SYSTEM CONTROLLER)
52
HCD-WZ88D
Pin No.
Pin Name
I/O
Description
45
ST-DOUT
I
PLL serial data input from the tuner unit
46
ST-DIN
O
PLL serial data output to the tuner unit
47
ST-CLK
O
PLL serial data transfer clock signal output to the tuner unit
48
SW-MUTE
O
Subwoofer muting on/off control signal output “L”:muting on
49
VOL-IC-CLK
O
Serial data transfer clock signal output to 4-ch volume IC, M61530FP
50
VOL-IC-DATA
O
Serial data output to 4-ch volume IC, M61530FP
51
AUDIO-IC-CLK
O
Serial data transfer clock signal output to audio signal processor, M61529FP
52
AUDIO-IC-DATA
O
Serial data output to audio signal processor, M61529FP
53
CN CHECK
I
Connector unplug protection detection input terminal “L”: over-voltage detected
54
AMS-IN
I
Music detection signal input from automatic music sensor
55
TC-MUTE
O
Tape playback muting on/off control signal output “H”:muting on
56
ALC
O
Automatic limiter control signal output “H”:limiter ON
57
REC-MUTE
O
Recording muting on/off control signal output “L”:muting on
58
IO-EXP_DATA_OUT
O
Serial data output signal to IO expander, PT8300
59
IO-EXP-DATA_IN
I
Serial data input signal from IO expander, PT8300
60
IO-EXP_LAT
O
Serial data clock signal to I/O expander, PT8300
61
IO-EXP_CLK
O
Serial data latch signal to I/O expander, PT8300
62
VCC
—
Power supply terminal (+3.3V)
63
HP-DETECT
I
Headphone connection detection signal input “H”: headphone connected
64
VSS
—
Ground terminal
65
STK-POWER
O
Power amplifier on/off control signal output “H”: amplifier on
66
LINE-MUTE
O
Line muting on/off control signal “H”:muting on
67
VOL-A
I
Jog dial pulse input from the VOLUME rotary encoder (A phase input)
68
VOL-B
I
Jog dial pulse input from the VOLUME rotary encoder (B phase input)
69
LED - VIDEO/SAT
O
LED drive signal output of the SOUND FIELD indicator “H”:LED on
70
LED - DVD
O
LED drive signal output of the DVD indicator “H”:LED on
71
LED - TAPE A/B
O
LED drive signal output of the TAPE A/B indicator “H”:LED on
72
LED - TUNER/BAND
O
LED drive signal output of the TUNER/BAND indicator “H”:LED on
73
DISPLAY_KEY
I
DISPLAY key press detection signal (Interrupt input)
74
POWER_KEY
I
POWER key press detection signal (Interrupt input)
75
LED - SOUND MODE
O
LED drive signal output of the VIDEO/SAT indicator “H”:LED on
76
STBY-LED
O
LED drive signal output of POWER indicator “H”:Green Color “L”: Red Color
77
HP-MUTE
O
Headphone muting on/off control signal “L”: muting on
78
NO USE
I
Not Used
79
NO USE
I
Not Used
80
NO USE
I
Not Used
81
FL-DRIVER-DATA
O
Serial data output signal to FL Driver, ML9208
82
FL-DRIVER-CLK
O
Serial data clock signal to FL Driver, ML9208
83
FL-DRIVER-CS
O
Serial data chip select signal to FL Driver, ML9208
84
NO USE
I
Not Used
85
NO USE
I
Not Used
86
NO USE
I
Not Used
87
OUT-SW
I
Eject detection signal input from CDM
88
B-TRIG
O
Deck B side trigger plunger drive signal output “H”:plunger on
89
A-SHUT
I
Shut off detection signal input from deck A side reel pulse detector (A/D input)
90
B-SHUT
I
Shut off detection signal input from deck A side reel pulse detector (A/D input)
91
A-TRIG
O
Deck A side trigger plunger drive signal output “H”:plunger on
92
3.3V-MNT
I
Not Used
93
DEST-IN
I
Destination setting terminal (A/D input)
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