Aout - Samsung SC-140 Service Manual

SCR-140(A4)-en 99.3.15 11:40 AM ˘ ` 21
PIN DESCRIPTIONS
NO SYMBOL
1 MA4
2 MA5
3 MA6
4 MRD
5 MWR
6 MCE
7 MINT
8 TESTOUT
9 RST
10 VDD
11 HD7
12 HD8
13 HD6
14 HD9
15 VSS
16 HD5
17 HD10
18 HD4
19 HD11
20 VSS
21 HD3
22 HD12
23 HD2
24 HD13
25 VSS
26 HD1
27 HD14
28 HD0
29 HD15
30 VSS
31 HDRQ
32 HWR
33 HRD
34 IORDY
35 VSS
36 CSEL
37 HDAK
38 INTRQ
39 IOCS16
40 VSS
41 HA1
42 PDIAG
43 HA0
44 HA2
45 HCS1
46 HCS3
47 VSS
48 DASP
49 ADA
50 ABCK
DESCRIPTIONS
MICOM ADDRESS INPUT
MICOM ADDRESS INPUT
MICOM ADDRESS INPUT
MICOM READ SIGNAL INPUT
MICOM WRITE SIGNAL INPUT
CHIP ENABLE SIGNAL INPUT
INTERRUPT REQUEST OUTPUT
TEST OUTPUT
RESET TERMINAL
POWER SOURCE TERMINAL
HOST DATA INPUT
HOST DATA INPUT
HOST DATA INPUT
HOST DATA INPUT
GROUND TERMINAL
HOST DATA INPUT
HOST DATA INPUT
HOST DATA INPUT
HOST DATA INPUT
GROUND TERMINAL
HOST DATA INPUT
HOST DATA INPUT
HOST DATA INPUT
HOST DATA INPUT
GROUND TERMINAL
HOST DATA INPUT
HOST DATA INPUT
HOST DATA INPUT
HOST DATA INPUT
GROUND TERMINAL
DATA REQUEST TERMINAL
HOST WRITE SIGNAL INPUT
HOST READ SIGNAL INPUT
IO TRANSFER READY OUTPUT
GROUND TERMINAL
CABLE SELECT INPUT
DATA ACKNOWLEDGE INPUT
INTERRUPT SIGNAL OUTPUT
DATA BIT WIDE SELECT OUTPUT
GROUND TERMINAL
HOST ADDRESS 1 INPUT
POST DIAGNOSTIC I/O
HOST ADDRESS 0 INPUT
HOST ADDRESS 2 INPUT
CHIP SELECT 1 INPUT
CHIP SELECT 3 INPUT
GROUND TERMINAL
DRIVE ACTIVE OUTPUT
DATA OUTPUT FOR DAC ON FAST PLAY
BCK OUTPUT FOR DAC ON FAST PLAY
NO SYMBOL DESCRIPTIONS
51 VDD POWER SOURCE TERMINAL
52 VDD POWER SOURCE TERMINAL
53 VSS GROUND TERMINAL
54 TEST0 TEST TERMINAL
55 TEST1 TEST TERMINAL
56 TB2 TEST TERMINAL
57 TB3 TEST TERMINAL
58 TB4 TEST TERMINAL
59 TB5 TEST TERMINAL
60 TB6 TEST TERMINAL
61 TB7 TEST TERMINAL
62 TB8 TEST TERMINAL
63 VPB GROUND TERMINAL (DRAM AREA)
64 TB9 TEST TERMINAL
65 TB10 TEST TERMINAL
66 TB11 TEST TERMINAL
67 TB12 TEST TERMINAL
68 TB13 TEST TERMINAL
69 TB14 TEST TERMINAL
70 TEST2 TEST TERMINAL
71 TEST3 TEST TERMINAL
72 VDDM POWER SOURCE TERMINAL
73 VSSM GROUND TERMINAL
74 ACHCK LRCK OUTPUT FOR DAC ON FAST PLAY
75 AZCK BASE CLOCK INPUT ON FAST PLAY
76 SBSY SUBCODE BLOCK SYNC OUTPUT
77 SFSY SUBCODE DATA SYNC FRAME INPUT
78 SBDI SUBCODE DATA INPUT
79 CLCK SUBCODE DATA CLOCK OUTPUT
80 C2PI DATA CORRECTION FLAG INPUT
81 LRCK CHANNEL CLOCK INPUT
82 DAI DATA SIGNAL INPUT
83 BCKI BIT CLOCK INPUT
84 VSS GROUND TERMINAL
85 XI MASTER CLOCK I/O
86 XO MASTER CLOCK I/O
87 VDD POWER SOURCE TERMINAL
88 MD0 MICOM DATA I/O
89 MD1 MICOM DATA I/O
90 MD2 MICOM DATA I/O
91 MD3 MICOM DATA I/O
92 MD4 MICOM DATA I/O
93 MD5 MICOM DATA I/O
94 MD6 MICOM DATA I/O
95 MD7 MICOM DATA I/O
96 VSS GROUND TERMINAL
97 MA0 MICOM ADDRESS INPUT
98 MA1 MICOM ADDRESS INPUT
99 MA2 MICOM ADDRESS INPUT
100 MA3 MICOM ADDRESS INPUT
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