Service manual

CD-SW250DVD
8 – 10
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
General
port
171 GP10 I/O General I/O (ARMCS2)
172 GP11 I/O General I/O (ARMCS3)
173 GP12 I/O
General I/O (system decoder), DFECTO
General
port
174 GP13 I/O
General I/O (system decoder), RFP1
Power 175 DVDD33 - Digital power supply (3.3V)
PLL 176 X33I I Oscillator input at 33 MHz
177 X33O O Oscillator output at 33 MHz
Power 178 DVSS - Digital GND
A/D 179 AD0 I Servo ADADO
180 JV I Servo ADJV
181 RREC I Servo AD RREC
182 RF_PH I Servo AD RF PH
183 RF_BH I Servo AD RF BH
184 TE I Servo ADTE
185 FE I Servo AD FE
SLC 186 EFMINP I EFM or EMF and positive input pin
187 EFMINN I EFM and negative input pin
188 SLCPLPFO O For SLC
189 SLCPLPFI I For SLC
190 SLCO1 O For SLC
191 SLCO2 O For SLC
POWER 192 AVDD_FE - Fro nt analog power supply
193 AVSS_FE - Front analog GND
CMP 194 BHC I Comparator input pin (RFBH pin, C-coupled)
195 WO I/O Comparator input pin (backup)
196 TEC I Comparator input pin (TE pin, C-coupled)
D/A 197 VRFF_FE O Reference voltage for servo D/A
198 TSTD1 O Servo D/A
199 TSTD0 O Servo D/A
200 F0 O Servo D/A
201 BST O Servo D/A
202 TBAL O Servo D/A
203 FBAL O Servo D/A
204 SGC O Servo D/A
205 SLDO O Servo D/A
206 SPDO O Servo D/A
207 TDO_FE O Servo D/A
208 FDO O Servo D/A
Block Pin No. Terminal Name I/O Function