Toyota CQ-TS6670LC, Руководство по обслуживанию

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IC301 : MNBC77CWPUC
Pin
No.
Port Description I/O
1 SW4 Mechanics SW clamping (H: Non-
completion L: Completion) I
2 SW5 Mechanics SW inner (H:OFF L:
Surroundings ON) I
3 Q6A Photo sensor DISC IN (H: Shading L:
Penetration) I
4 TEMP For thermometry I
5 VPP Power supply for flash rewriting (+5V) -
6 VREF+ Reference supply for analog to digital
converter (+3.3V) -
7 VDD Power supply supply terminal (+3.3V) -
8 OSC2 Microcomputer system clock output
(7.37MHz) O
9 OSC1 Microcomputer system clock input
(7.37MHz) I
10 VSS GND -
11 XI Maiconsabcrocc input (unused: GND) I
12 NC No Connection -
13 MMOD Memory mode switch terminal (GND
fixation) I
14 NRESET Microcomputer reset input I
15 SOM Serial communications output data O
16 SIM Serial communications input data I
17 SCKM Serial communications clock input I
18 MDATA Microcomputer command data signaling O
19 STAT Servo LSI status signal I
20 MCLK Microcomputer command clock pulse O
21 MLD Microcomputer command load signal O
22 NC No Connection -
23 NC No Connection -
24 NC No Connection -
25 NC No Connection -
26 NC No Connection -
27 BLKCK Subcode block clock pulse I
28 DQSY CD-TEXT/SUBQ synchronizing signal I
29 GND GND O
30 CDON Operation mode signal I
31 IO MODE - -
32 FLAG - -
33 TXTD CD-TEXT data signaling I
34 TXTCK CD-TEXT clock pulse I
35 NC No Connection -
36 NC No Connection -
37 PC4 Loading mute O
38 PC3 Spindle mute O
39 PC2 Traverse mute O
40 PC1 Actuator mute O
41 NRST Servo LSI reset signal O
42 NC No Connection -
43 LODP Loading motor forward output signal O
44 LODM Loading motor negative direction output
signal O
45 NC No Connection -
46 NC No Connection -
47 NC No Connection -
48 CS Serial communications chip selection for
EEPROM O
49 DIO Serial communications input-output data for
EEPROM I/O
50 SK Serial communications clock output for
EEPROM O
51 NC No Connection -
52 NC No Connection -
53 NC No Connection -
Pin
No.
Port Description I/O
54 NC No Connection -
55 NC No Connection -
56 PHOTO Photo sensor actuating signal O
57 NC No Connection -
58 NC No Connection -
59 SW1A OR signal of Q1 and Q6 I
60 SW5 SW5 (INNNER) I
61 VREF- Reference supply for analog to digital
converter (GND) I
62 Q1A Photo sensor DISC IN (H: Shading L:
Penetration) I
63 SW2A Mechanics SW feeder arm (H:NO DISC
L:DISC IN) I
64 Q3A Photo sensor DISC OUT (H: Shading L:
Penetration) I
5 TERMINALS DESCRIPTION (CD Deck)
4