Pioneer MEH-P5000R II Service Manual page 122

MEH-P5000R—,P5000,P5050
- Pin Functions (1245730345)
Pin No. Pin Name
1-4 RF1-4
5 REFI
6 REFO
7 RFADD
8 TCGI
9 AIN
10 BIN
11 EIN
12 FIN
13 BIAS
14 AVCC
15 XSTBY
16 XDISC
17 XGAIN
18 AGND
19 DGND
20 DTEMP
21 LATCH
22 CLOCK
23 DATA
24 DVCC
25 FOUT
26 EOUT
27 BOPUT
28 AOUT
29 TCGO
30 WBO
31 22KI
32 22KO
33 ADLPFO
34 NC
35 ADIPO
36 ADIPI
37 ADAGC
38 ADAGI
39 RF2-1
40 EFMO
41 EFMI
42 AVCC
43 AGND
44 EFMAGC
45 EFMAGI
46 ATTR
47 GOUT
48 ROUT
122
I/O Function and Operation
I RF signal input terminals 1-4 Input RF signal output from pickup
I Reference voltage amplifier input
O Reference voltage amplifier output
O Terminal outputting added resistance of RF 1-4
I Terminal amplified inputting track cross detected signal at groove
I Inverted input terminal of signal amplifier for the servo
(Focus servo based)
I Inverted input terminal of signal amplifier for the servo
(Focus servo based)
I Inverted input terminal of signal amplifier for the servo
(Tracking servo based)
I Inverted input terminal of signal amplifier for the servo
(Tracking servo based)
I Bias input
Analog power supply
O Logic signal outputting terminal (Outputs inverted STBY signal )
O Logic signal outputting terminal (Outputs inverted DISC signal )
O Logic signal outputting terminal (Outputs inverted SGAIN signal )
Analog GND
Digital GND
I Chip temperature detection
I Latch signal input
I Clock signal input
I Serial data input
Digital GND
O Output terminal of signal amplifier for the servo (Tracking servo based)
O Output terminal of signal amplifier for the servo (Tracking servo based)
O Output terminal of signal amplifier for the servo (Focus servo based)
O Output terminal of signal amplifier for the servo (Focus servo based)
O Terminal amplified inputting tracking cross detected signal at groove
O Converter output terminal for ADIP signal binarization
I Converter input terminal for ADIP signal trinarization
O ADIP signal HPF amplifier output
O ADIP signal LPF amplifier output
Not used
O ADIP signal pre-amplifier output
O ADIP signal AGC amplifier output
ADIP signal AGC smoothing capacitor connection pin
I ADIP signal AGC amplifier input
Differential signal of RF1 and RF2
O RF signal pre-amplifier output
O RF signal AGC amplifier output
Analog power supply
Analog GND
EFM signal AGC smoothing capacitor connection pin
I EFM signal AGC amplifier input
47and 48 pin output signal attenuation terminal
O Outputs RF1+RF2+RF3−RF4 signal at groove
O Outputs added resistance of RF1-4 at PIT