Panasonic CQ-C3400U Service Manual page 16

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