Panasonic CQ-TX5500W, Руководство по обслуживанию

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9.3. CD Deck Block
IC501 : MN101C28LAC2
Pin
No.
Port Description I / O Vol.(V)
1 VREF- Connecting to GND. - 0
2 PA0 Connecting to GND. - 0
3 PA1 DISC IN photo-sensor signal I 2.9
4 PA2 Mech feed-arm SW detect signal I 3
5 PA3 DISC OUT photo-sensor signal I 3
6 PA4 Mech clamp SW detect signal I 0
7 PA5 Mech inner SW detect signal I 3.3
8 PA6 DISC IN photo-sensor signal I 1.5
9 PA7 Connecting to VDD(+3.3V). - 3.3
10 VREF+ A/D converter reference voltage - 3.3
11 VDD +5V power supply - 3.3
12 OSC2 CPU system clock (7.37MHz) O 1.6
13 OSC1 CPU system clock (7.37MHz) I 1.5
14 VSS GND - 0
15 XI Connecting to GND. - 0
16 XO(NC) - - -
17 MMOD Connecting to GND. - 0
18 SOM Serial BUS data output O 0.5
19 SIM Serial BUS data input I 0.5
20 SCK Serail BUS clock input I 3
21 SB01/P03(N
C) - - -
22 SUBC CD text data input I 0
23 SBCK CD text clock output O 3.3
24 P06(NC) - - -
25 RESET CPU reset input I 3.3
26 MDATA CPU command data output O 1
27 MCLK CPU command clock output O 2.5
28 SCK Serial BUS clock input I 2.2
29 STAT Servo LSI status signal I 0
30 TM410/P14(
NC) - - -
31 POBF MP3 DSP data status signal I 0
32 DATA REQ MP3 DSP next data request
signal
I 3
33 CD ON CD ON mode signal I 3.2
34 DQSY CD text/sub code-Q sync. signal I 0
35 BLK CK BLK clock signal I 3.3
36 SQCK Sub code-Q clock input I 1.5
37 SUBQ Sub code-Q data input I 0
38 SBT2/P32 Connecting to GND. O 0
39 MLD CPU command load signal O 3.3
40 ACK MP3 DSP acknowledge signal O 0
41 IO SEL Servo LSI mode-setting signal O 3.3
42 VDD2(NC) - - -
43 VPP(NC) - - -
44 DSP P0 MP3 DSP BUS data input/output I/O 0
45 DSP P1 MP3 DSP BUS data input/output I/O 0
46 DSP P2 MP3 DSP BUS data input/output I/O 0
47 DSP P3 MP3 DSP BUS data input/output I/O 0
48 DSP P4 MP3 DSP BUS data input/output I/O 0
49 DSP P5 MP3 DSP BUS data input/output I/O 0
50 DSP P6 MP3 DSP BUS data input/output I/O 0
51 DSP P7 MP3 DSP BUS data input/output I/O 0
52 PCS MP3 DSP chip select signal O 0
53 PWE MP3 DSP write-in acknowledge
signal O 0
54 PRE MP3 DSP read-out acknowledge
signal O 1.3
55 PIBE MP3 data-input status signal I 3.3
56 DSP RST DSP reset signal O 3.3
57 PRST Servo LSI reset signal O 2.2
58 STAT Servo LSI status signal I 0
59 DMUTE Digital mute signal O 0
Pin
No.
Port Description I / O Vol.(V)
60 TLOCK Tracking lock signal I 0
61 FLOCK Focus lock signal I 0
62 SENSE Servo LSI sense signal I 0
63 STOP MP3 DSP stop signal O 0
64 ERROR MP3 DSP error signal I 1.3
65 MUTE Audio mute signal O 2.5
66 TRV Traverse motor control signal I/O 1.6
67 PC1 Loading driver output-cut signal O 0
68 PC2 Actuator drive output-cut signal O 3.3
69 LOD Loading motor control signal I/O 1.6
70 P75(NC) - - -
71 P76(NC) - - -
72 GCTL RF AMP gain control signal O 1.3
73 P87(NC) - - -
74 P86(NC) - - -
75 P85(NC) - - -
76 P84(NC) - - -
77 P83(NC) - - -
78 P82(NC) - - -
79 PHOTO Photo-sensor power control
signal O 0
80 P80(NC) - - -
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CQ-TX5500W