Panasonic SA-PM3E, Service Manual

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Pin
No.
Mark I/O Function
20 PGND2 - Ground Connection (2)
for Driver
21-24 N.C. O No Connection
25 VCC I Power Supply terminal
26 VREF I Reference Voltage Input
27 IN4 I Motor Driver (4) Input
28 IN3 I Motor Driver (3) Input
20.3. IC803 (MN101C49GHD1) MICROPROCESSOR
Pin No. Mark I/O Function
1 VREF- - A/D Converter
Reference GND
2 KEY 1 I Key 1 Input
3 KEY 2 I Key 2 Input
4 AN6
(MK_IN1)
I Mech Condition Input1
(Mode and TPS)
5 AN7
(MK_IN2)
I Mech Condition Input2
(Half and RECINF)
6 AN7
(PWRDET)
I Power Detect
7 REGION I Destination Setting
8 VOL_DET1 I Volume Lever Left
9 VOL_DET2 I Volume Lever Right
10 VREF + - A/D Converter
Reference Volt
11 VDD - Power Input Pin
12 OSC2
(8MHZ)
O Main Oscillator Output
13 OSC1
(8MHZ)
I Main Oscillator Input
14 VSS - GND
15 XI (32KHZ) I Suboscillator Input
16 XO (32KHZ) O Suboscillator Output
17 MDE (GND) - No Connection
18 N.C. - No Connection
19 RDS_DATA I/O RDS IC CTRL
20 RDS_CLK O RDS CLK IN
21 CD_MDATA O CD LSI Command Data
22 CD_STAT I CD Status Input
23 CD_MCLK O CD LSI Command Clock
24 N.C. - No Connection
25 PCONT_1 O Power Control Output1
(PWR SPLY, Active
High)
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