Aiwa RM-Z401P, Service Manual

Page: 29 / 35

5-5
Pin No.
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
Pin Name
IDGATE
DVDD3
UDGATE
WOBSI
SDATA
SDEN
SCLK
BDO
ADCVSS
ADIN
RFSUBI
TEZISLV
TEI
CSO
FEI
RFLEVEL
RFRP_DC
RFRP_AC
HRFZC
PWMVREF
PWM2VREF
ADCVDD3
RFDTSLVP
RFDTSLVN
RFIN
RFIP
I/O
O
–
O
I
O
O
O
I
–
I
I
I
I
I
I
I
I
I
I
I
I
–
O
O
I
I
Function
Header detect signal output
3.3V power pin for internal digital circuitry
DVD_RAM recording data gate signal output
Wobble signal input
RF serial data output
RF serial data latch enable
RF serial clock output
Flag of defect data input status
Ground pin for ADC circuitary
General A/D input
RF subtraction signal input terminal
Tracking error zero crossing low pass input
Tracking error input
Central servo input
Focus error input
Sub beam add input or RFRP low pass input
RF ripple detect input
RF ripple detect input (through AC coupling)
High frequency RF ripple zero crossing
A refrerence voltage input PWM circuitry.
A typical value of 4.0V
A refrerence voltage input PWM circuitry.
A typical value of 2.0V
3.3V power pin for ADC circuitry
Positive RF data slicer level output
Negative RF data slicer level output
Negative input of RF differential signal
Positive input of RF differential signal