Panasonic CQ-C7353W, Руководство по обслуживанию

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7
4.1.3. CD Servo Block
IC101 ： YESAM337
99 A16 A16 in Address bus O 3
100 A17 A17 in Address bus O 1.7
Pin No. Port Descriptions I/O (V)
1 AVSS GND - 0
2 LD-MT Loading Motor drive IC control 1 O 3.2
3 CNT Loading Motor drive IC control 2 O 3.2
4 - Not Connected - -
5 LD-EJ Loading Motor drive IC control (Eject) O 0
6 AMUTE Mute signal output O 0
7 - Not Connected - -
8 SBSY DSP IC SBSY O 0
9 - Not Connected - -
10 - Not Connected - -
11 TXD0 Serial data output O 0
12 RXD0 Serial data input I 0
13 CLK0 Clock input I 2.9
14 TXD1 Serial data output O 3.2
15 RXD1 Serial data input I 0
16 CLK1 Clock input I 0
17 AMD - - 3.2
18 DVCC Power supply (3.3V) - 3.2
19 X2 Crystal oscillator - 1.3
20 DVSS GND - 0
21 X1 Crystal oscillator - 1.3
22 AMI - - 3.2
23 RESET Reset I 3
24 - Not Connected - -
25 - Not Connected - -
26 NMI - - 3.2
27 - Not Connected - -
28 STBY DSP IC STBY O 0
29 RST DSP IC RST O 3.2
30 CCE DSP IC CCE O 2.6
31 BUCK DSP IC CK O 2.8
32 BUS3 DSP IC BUS3 O 2.8
33 BUS2 DSP IC BUS2 O 2.8
34 BUS1 DSP IC BUS1 O 2.8
35 BUS0 DSP IC BUS0 O 2.9
36 RESET
SW Mechanics deck REST SW input I 3.2
37 SW1 Mechanics deck SW1 input I 0
38 SW2 Mechanics deck SW2 input I 0
39 CONT
(P13) DSP IC power control 1 O 3.2
40 - Not Connected - -
41 - Not Connected - -
42 - Not Connected - -
43 CONT
(P17) DSP IC power control 2 O 3.2
44 PIO0 DSP IC PIO0 O 0
45 ZDET LOAD detect I 0
46-49 - Not Connected - -
50 - - - 3.2
51-58 - Not Connected - -
59 CDFS Serial frame sink signal input (CD
ON) I 2.3
60 P50/AN0 Reference voltage I 0.3
61 P51/AN0 Loading motor detect I 2.1
62 P52/AN2 - - 0
63 P53/AN3 - - 0
64 AVCC Power supply (3.3V) - 3.2
Pin
No.
Port Description I/O (V)