Panasonic CQ-C3300U - In-Dash CD Player, Service Manual

Page: 16 / 105

Pin
No.
Port Descriptions I/O (V)
142 CVDD7 CORE CPU system (1.6V)
power supply
- 1.6
143 - - - -
144 DVSS9 GND - 0
9.4. CD Servo Block / [CQ-C3200U/CQ-C3100U]
IC1 : YESAM148
Pin
No.
Port Description I/O (V)
1 D.GND Digital Ground - 0
2 RFOK RFOK Signal O 5
3 /RST Reset I 5
4 A0 Address 0 I 4.6
5 /STB Strobe I 5.2
6 /SCK Serial Clock I 5.2
7 SO Serial Data Output O 0
8 SI Serial Data Input I 3
9 /XTALEN Crystal Oscillaton Enable I 0
10 D.VDD Digital Power Supply - 5
11 DA.VDD D/A Converter Power
Supply - 4.9
12 ROUT R-channel Audio Signal
Output O -
13 DA.GND D/A Converter Ground - -
14 REGC Capacitor Connection for
Regulator - -
15 DA.GND D/A Converter Ground - -
16 LOUT L-channel Audio Signal
Output O -
17 DA.VDD D/A Converter Power
Supply - -
18 R+(NC) - - -
19 R-(NC) - - -
20 L-(NC) - - -
21 L+(NC) - - -
22 X.VDD Crystal Oscillator Power
Supply - -
23 XTAL Crystal Connection O 2.4
24 /XTAL Crystal Connection I 2.4
25 X.GND Crystal Oscillator Ground - 0
26 D.VDD Digital Power Supply - 5
27 EMPH
(NC)
- - -
28 FLAG(NC) - - -
16