Ic Pin Function - Sony HCD-GRX20 Service Manual

HCD-GRX20/RXD3
6-13.

IC PIN FUNCTION

IC601 CXP82040-108Q(SYSTEM CONTROL) FRONT BOARD
Pin No. Pin Name I/O
1,2 2G,1G O FLD grid output.
3 NC — Not used.
4 SCOR I CXD2589Q SCOR input.
5 COUNT I CXD2589Q COUNT input.
6 POWER DOWN IN I Power data input.
7 FOK I FOK input.
8 REMOTE IN I Remote signal input.
9 DATA IN I Data input.(DECK secton)
10 S/L O S/L output.(DECK secton)
11 DECK,CD STB O STB output.(CD,DECK section)
12 LOCK O CXA1992BR LOCK output.
13 CLOCK O CXD2589Q CLOCK output.
14 MODE SW IN O Mode switch input.
15 NC O Not used.
16 CE O Not used.
17 CTRL O Function control output.
18 LATCH B O Not used.
19 LATCH A O LATCH output.
20 XLAT O CXD2589Q XLAT output.
21 CE O LC72131 CE output.
22 SQCK O CXD2589Q SQCK output.
23 SQSO O CXD2589Q SQSO output.
24 DATA O CXD2589Q DATA output.
25 S.CLOCK O S.CLOCK output.
26 S,DATA IN I S.DATA input.
27 S.DATA OUT O S.DATA output.
28 FM STEREO IN I FM Stereo input.
29 to 31 KEY IN O to 2 I Key input 0 to 2.
32 VACS IN I Not used.
33 to 36 SPEANA IN 1 to 4 I Not used.
37 ANS IN I AMS input.
38 RESET I RESET input.
39 EXTAL — X'TAL 10MHz
40 XTAL — X'TAL 10MHz
41 VSS — Ground.
42 SENS1 I CXD2589Q SENS1 input.
43 SENS2 I CXD2589Q SENS2 input.
44 VDD — VDD.
45 VFDP — VFDP.
46 PICK UP SW I Pick-up up switch signal input.
47 PICK DOWN SW I Pick-up down switch signal input.
48 DISC COUNT SW I Disc count switch signal input.
49 TURN TABLE SW I Turn Table switch signal input.
50 TRAY O. SW I Tray open switch signal input.
Description
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Pin No. Pin Name I/O
51 TRAY C. SW I Tray close switch signal input.
52 VR UP I Volume up signal input.
53 VR DN I Volume down signal input.
54 CD ENCODER IN A I Not used.
55 CD ENCODER IN B I Not used.
56 SURROUND OUT O Not used.
57 DBFB NOR&HI OUT O Not used.
58 DBFB HI OUT O Not used.
59 DOLBY NR OUT O Not used.
60 2CH OUT O Not used.
61 MD MUTE O Not used.
62 TUNER MUTE OUT O Tuner Mute output.
63 SYSTEM MUTE OUT O System Mute output.
64 POWER SW OUT O POWER switch output.
65 P1 O FLD segment output.
66 P2(MODE SW 1) O FLD segment output. Mode switch 1.
67 P3(MODE SW 2) O FLD segment output. Mode switch 2.
68 P4(MODE SW 3) O FLD segment output. Mode switch 3.
69 P5(MODE SW 4) O FLD segment output. Mode switch 4.
70 P6(MODE SW 5) O FLD segment output. Mode switch 5.
71 P7(MODE SW 6) O FLD segment output. Mode switch 6.
72 P8(MODE SW 7) O FLD segment output. Mode switch 7.
73 P9(MODE SW 8) O FLD segment output. Mode switch 8.
74 P10(MODE SW 9) O FLD segment output. Mode switch 9.
75 P11(MODE SW 10) O FLD segment output. Mode switch 10.
76 P12(MODE SW 11) O FLD segment output. Mode switch 11.
77 P13(MODE SW 12) O FLD segment output. Mode switch 12.
78 P14(MODE SW 13) O FLD segment output. Mode switch 13.
79 P15(MODE SW 14) O FLD segment output. Mode switch 14.
80 to 85 P16 to 21 O FLD segment output.
86 NC — Not used.
87,88 15G,14G O FLD grid output.
89 VDD — VDD.
90 to 100 13G to 3G O FLD grid output.
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Description