Aiwa XP-ZR850 Service Manual page 22

XP-ZR850
Pin No. Pin Name
114 VSS7
115 AVDPLL0
116 AVSPLL0
117 VDIOPLL0
118 VSS8
119 AVSPLL1
120 AVDPLL1
121 VDIOPLL1
122 VSS9
123 XIN
124 VDIO3
125 MSDIO
126 DVDD2
127, 128 PF7/DBG7, PF6/DBG6
129, 130 ADDSEL_0, ADDSEL_1
131 PF3/DBG3
132 PF2/DBG2
133 PF1/SSCK/DBG1
134 PF0/SSIO/DBG0
135 VDIO4
136 AVSSAD
137 AVDSAD
138 IGEN
139 FE (A)
140 SE (B)
141 TE (F)
142 CE (E)
143 VC
144 RFDC (RFDCO)
145 VSS11
146 ASYI
147 BIAS
148 ASYO
149 AVDASM
150 AVSASM
151 RFACI
152 AVDVCO
153 VCTL
154 CLTV
155 AVSVCO
156 VPCO
157 FILO
158 FILI
159 PCO
160 VSS12
161 DVDD3
162 VDIODSP
163 SFDR
164 SRDR
22
I/O
— Ground terminal
— Power supply terminal (+2.7V)
— Ground terminal
— Power supply terminal (+2V)
— Ground terminal
— Ground terminal
— Power supply terminal (+2.7V)
— Power supply terminal (+2V)
— Ground terminal
— Not used
— Power supply terminal (+2.1V)
— Not used
— Power supply terminal (+1.3V)
— Not used
— Not used
— Not used
I HOLD switch input terminal "L": hold on
— Not used
— Not used
— Power supply terminal (+2V)
— Ground terminal
— Power supply terminal (+2.1V)
I Stabilized current input for operational amplifiers
I A signal input from the optical pick-up block
I B signal input from the optical pick-up block
I F signal input from the optical pick-up block
I E signal input from the optical pick-up block
I Middle point voltage input terminal Not used
I RF signal input from the optical pick-up block
— Ground terminal
I Asymmetry comparator voltage input terminal
I Asymmetry circuit constant current input terminal
O EFM full-swing output terminal
— Power supply terminal (+2.1V)
— Ground terminal
I EFM signal input from the optical pick-up
— Power supply terminal (+2.1V)
I VCO control voltage input terminal for the wideband EFM PLL
I Internal VCO control voltage input terminal
— Ground terminal
O Charge pump output terminal for the wideband EFM PLL
O Filter output terminal for master PLL
I Filter input terminal for master PLL
O Charge pump output terminal for master PLL
— Ground terminal
— Power supply terminal (+1.3V)
— Power supply terminal (+2V)
O Sled servo drive signal (+) output to the motor/coil drive
O Sled servo drive signal (–) output to the motor/coil drive
Description