Panasonic CQ-C7413U Service Manual page 13

10.4. CD Servo Block
IC101 : YESAM337
Pin No. Port Descriptions
1 AVSS GND
2 LD-MT Loading Motor drive IC control 1
3 CNT Loading Motor drive IC control 2
4 -
5 LD-EJ Loading Motor drive IC control
(Eject)
6 AMUTE Mute signal output
7 -
8 SBSY DSP IC SBSY
9 -
10 -
11 TXD0 Serial data output
12 RXD0 Serial data input
13 CLK0 Clock input
14 -
15 -
16 -
17 AMD
18 DVCC Power supply (3.3V)
19 X2 Crystal oscillator
20 DVSS GND
21 X1 Crystal oscillator
22 AMI
23 RESET Reset
24 -
25 -
26 NMI
27 -
28 STBY DSP IC STBY
29 RST DSP IC RST
30 CCE DSP IC CCE
31 BUCK DSP IC CK
32 BUS3 DSP IC BUS3
33 BUS2 DSP IC BUS2
34 BUS1 DSP IC BUS1
35 BUS0 DSP IC BUS0
36 RESET Mechanics deck REST SW input
SW
37 SW1 Mechanics deck SW1 input
38 SW2 Mechanics deck SW2 input
39 CONT DSP IC power control 1
(P13)
40 -
41 -
42 -
43 CONT DSP IC power control 2
(P17)
44 PIO0 DSP IC PIO0
45 ZDET LOAD detect
46-48 -
49 -
50-58 -
59 CDFS Serial frame sink signal input
(CD ON)
60 P50/AN0 Reference voltage
61 P51/AN0 Loading motor detect
62 P52/AN2
63 P53/AN3
64 AVCC Power supply (3.3V)
I/O (V)
- 0
O 3.2
O 3.2
- - -
O 0
O 0
- - -
O 0
- - -
- - -
O 0
I 0
I 2.9
- - -
- - -
- - -
- - 3.2
- 3.2
- 1.3
- 0
- 1.3
- - 3.2
I 3
- - -
- - -
- - 3.2
- - -
O 0
O 3.2
O 2.6
O 2.8
O 2.8
O 2.8
O 2.8
O 2.9
I 3.2
I 0
I 0
O 3.2
- - -
- - -
- - -
O 3.2
O 0
I 0
- - -
- - 3.2
- - -
I 2.3
I 0.3
I 2.1
- - 0
- - 0
- 3.2
13
CQ-C7413U / CQ-C7113U