T.V. Poker (alt)
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dumper  f205v 
date  24/10/2021 
emulator  
dev 
name  1742 
description  T.V. Poker (alt) 
year  1979 
manufacturer  Sircoma 
Technical references
CPUs
QTY  Type  clock  position  function 

1x  P4040  MHz(@10)  MHz(@11)  4  4bit Microprocessor 
1x  P4201A  MHz(@7)  MHz(@8)  3  Clock Generator 
1x  P4289  8  Standard Memory Interface  
1x  oscillator  4.000MHz  Y1  
1x  oscillator  9.072MHz  Y2 
ROMs
QTY  Type  position  status 

1x  2732  11  dumped 
2x  IM5623CPE  38,68  dumped 
1x  DM74S287N  26  dumped 
2x  N82S23N  17,69  dumped 
1x  SN74S188N  20  dumped 
1x  MMI63301J  21,22  dumped 
1x  N82S123N  62  dumped 
1x  SN74S288N  71  dumped 
1x  DM74S474N  48  dumped 
1x  M376415  59  dumped 
3x  SN74186N  36,39,47  not dumped yet, no compatible reader 
1x  PROMs  12  not dumped, missing chips 
RAMs
QTY  Type  position 

1x  DM7489N  61 
5x  SRAM 256 x 1  30,31,32,33,34 
3x  S2111A2  42 
2x  P40021  6,7 
PLDs
QTY  Type  position  status 

0x 
Others
2x 25x2 edge connector (J1,J2)
Notes
PCB is marked: "T.V POKER", "ASSY  510075", and "A1 SUPPLY RENO,NV,U.S.A." on component side
PCB is marked: "WS510073" on solder side
Full components list:
position  marking1  marking2  date  label  socket  size  type  number  notes  dumped 

1  NE555P  soldered  DIP8300mil  other  555  timer  
2  SN7445N  7806  soldered  DIP16300mil  TTL  7445  decimal decoder driver, inverted output  
3  P4201A  3704B  socketed  DIP16300mil  CPU support  4201  clock generator  
4  P4040  Philippines  7806  socketed  DIP24600mil  CPU  4040  
5  empty  socketed  DIP16300mil  
6  P40021  2338B  socketed  DIP16300mil  SRAM  4002  320bit RAM (4 regs of 20x4bits)  
7  P40021  2338B  socketed  DIP16300mil  SRAM  4002  320bit RAM (4 regs of 20x4bits)  
8  D4289  INTEL ‘75  3264B  soldered  DIP40600mil  CPU support  4289  standard memory interface  
9  SN74LS04N  7732  soldered  DIP14300mil  TTL  7404  6x NOT  
10  SN74LS04N  7732  soldered  DIP14300mil  TTL  7404  6x NOT  
11  scratched  socketed  DIP24600mil  ROM  2732  on a small piggyback PCB “ASSY 510120 REV B MADE IN U.S.A.”  dumped  
12  empty  socketed  DIP24600mil  ROM  not dumped, missing  
13  SN7404N  7740  socketed  DIP14300mil  TTL  7404  6x NOT  
14  GD74LS04  9143  socketed  DIP14300mil  TTL  7404  6x NOT  
15  SN7404N  7749  soldered  DIP14300mil  TTL  7404  6x NOT  
16  SN74107N  BHA  7810  soldered  DIP14300mil  TTL  74107  2x FlipFlop JK c/ Clear  
17  N82S23N  7910  750098  socketed  DIP16300mil  ROM  32x8 OC  dumped  
18  SN74107N  BHA  7810  soldered  DIP14300mil  TTL  74107  2x FlipFlop JK c/ Clear  
19  SN74107N  7731  soldered  DIP14300mil  TTL  74107  2x FlipFlop JK c/ Clear  
20  SN74S188N  7749  700124  soldered  DIP16300mil  ROM  32x8 OC  dumped  
21  MMI63301J  8002  socketed  DIP16300mil  ROM  32x8 OC  dumped  
22  MMI63301J  8024  socketed  DIP16300mil  ROM  32x8 OC  dumped  
23  SN7404N  7749  soldered  DIP14300mil  TTL  7404  6x NOT  
24  SN7404N  7749  soldered  DIP14300mil  TTL  7404  6x NOT  
25  SN74193N  CHA  7721  soldered  DIP16300mil  TTL  74193  Syncronous 4 Bits Up/Down Binary Counters with DualClock  
26  DM74S287N  N82S129N  B8306  90100600  socketed  DIP16300mil  ROM  256x4 TS  dumped  
27  SN74157N  7740  soldered  DIP16300mil  TTL  74157  4x Mux 21 Bits  
28  SN74157N  7740  soldered  DIP16300mil  TTL  74157  4x Mux 21 Bits  
29  SN7404N  7749  soldered  DIP14300mil  TTL  7404  6x NOT  
30  scratched  soldered  DIP16300mil  SRAM  256x1 TS  
31  scratched  soldered  DIP16300mil  SRAM  256x1 TS  
32  scratched  soldered  DIP16300mil  SRAM  256x1 TS  
33  scratched  soldered  DIP16300mil  SRAM  256x1 TS  
34  scratched  soldered  DIP16300mil  SRAM  256x1 TS  
35  SN7400N  M7740  soldered  DIP14300mil  TTL  7400  4x NAND 2  
36  SN74186N  P7710  700118  soldered  DIP24600mil  ROM  64x8 OC  not dumped, soldered  
37  SN74151AN  7740  soldered  DIP16300mil  TTL  74151  Mux 81 Bits  
38  IM5623CPE  8031S1  750142  socketed  DIP16300mil  ROM  256x4 TS  dumped  
39  SN74186N  AP7515  700119A  soldered  DIP24600mil  ROM  64x8 OC  not dumped, soldered  
40  T74LS04B1  98929N  socketed  DIP14300mil  TTL  7404  6x NOT  
41  F74193PC  INDONESIA  8040  socketed  DIP16300mil  TTL  74193  Syncronous 4 Bits Up/Down Binary Counters with DualClock  
42  S2111A2  7802D  soldered  DIP18300mil  SRAM  256x4 TS  
43  SN7404N  AHA  7744  soldered  DIP14300mil  TTL  7404  6x NOT  
44  SN74125N  M7740  soldered  DIP14300mil  TTL  74125  4x Buffer TS enable lowactive  
45  not present  
46  N8234N  7806  soldered  DIP16300mil  TTL  2 Input 4Bit Digital Multiplexer  
47  SN74186N  AP7515  700120  soldered  DIP24600mil  ROM  64x8 OC  not dumped, soldered  
48  DM74S474N  B8644  socketed  DIP24600mil  ROM  512x8 TS  dumped  
49  F74193PC  INDONESIA  8040  socketed  DIP16300mil  TTL  74193  Syncronous 4 Bits Up/Down Binary Counters with DualClock  
50  SN74175N  7723  soldered  DIP16300mil  TTL  74175  4x FlipFlop D c/ Clear  
51  SN74175N  A4  7807  soldered  DIP16300mil  TTL  74175  4x FlipFlop D c/ Clear  
52  SN74175N  7736  soldered  DIP16300mil  TTL  74175  4x FlipFlop D c/ Clear  
53  SN74175N  7723  soldered  DIP16300mil  TTL  74175  4x FlipFlop D c/ Clear  
54  SN74175N  AZ  7806  soldered  DIP16300mil  TTL  74175  4x FlipFlop D c/ Clear  
55  SN74175N  AZ  7806  soldered  DIP16300mil  TTL  74175  4x FlipFlop D c/ Clear  
56  F74175PC  INDONESIA  QM7940  socketed  DIP16300mil  TTL  74175  4x FlipFlop D c/ Clear  
57  F74175PC  INDONESIA  QM7940  socketed  DIP16300mil  TTL  74175  4x FlipFlop D c/ Clear  
58  SN7442AN  7806  soldered  DIP16300mil  TTL  7442  4Line BCD to 10Line Decimal Decoders  
59  M376415  8021  750143  socketed  DIP24600mil  ROM  512x8 TS  dumped  
60  74193F  7914  socketed  DIP16300mil  TTL  74193  Syncronous 4 Bits Up/Down Binary Counters with DualClock  
61  DM7489N  8015B  socketed  DIP16300mil  SRAM  16x4 TS  
62  N82S123N  8225  socketed  DIP16300mil  ROM  32x8 TS  dumped  
63  DM7425N  009  socketed  DIP14300mil  TTL  7425  2x 4 input NOR gates with strobe  
64  SN7442AN  7806  soldered  DIP16300mil  TTL  7442  4Line BCD to 10Line Decimal Decoders  
65  scratched  soldered  DIP16300mil  TTL  2 Input 4Bit Digital Multiplexer  
66  N8234N  soldered  DIP16300mil  TTL  2 Input 4Bit Digital Multiplexer  
67  SN74151AN  7749  soldered  DIP16300mil  TTL  74151  Mux 81 Bits  
68  IM5623CPE  INDIA  8013  socketed  DIP16300mil  ROM  256x4 TS  dumped  
69  N82S23N  7948  socketed  DIP16300mil  ROM  32x8 OC  dumped  
70  GD704LS04  9143  socketed  DIP14300mil  TTL  7404  
71  SN74S288N  EL SALVADOR  7932  14610  socketed  DIP16300mil  ROM  32x8 TS  dumped  
72  SN74279N  EL SALVADOR  8014  socketed  DIP16300mil  TTL  74279  4x Latch SR  
73  SN7442AN  7806  soldered  DIP16300mil  TTL  7442  4Line BCD to 10Line Decimal Decoders  
74  SN74279N  7806  soldered  DIP16300mil  TTL  74279  4x Latch SR  
75  SN74279N  7806  soldered  DIP16300mil  TTL  74279  4x Latch SR  
76  7400N  8044  socketed  DIP14300mil  TTL  7400  4x NAND 2  
77  UA79MG  KOREA  207804  soldered  ZIP3  other  337  voltage regulator  
Y1  4.000  ECS  soldered  ZIP2  clock  4.000MHz  
Y2  9.0720 MHZ  soldered  ZIP2  clock  9.072MHz 
update 20211107: dumped one of the 4 soldered PROMs. The other 3 are not compatible with my EPROM reader.
Files

PCB component side

ROMs
1742