Knowlogy K2000-MSS main board component markings
------------------------------------------------

By CD-i Fan 2021/06/24

Top line is code/name marking on board.
Middle lines are markings on component.
Bottom line is [function from datasheet].

Only IC and some special components are listed.

IC101 MC68340
M(otorola)
MC68340PV16E
2G67F
DXQAA970B
[32-BIT MICROPROCESSOR]

IC102 IMS27C240
114217-320410-510
[256Kx16 ROM]

IC103 MCD212
M(otorola)
MCD212FU
WG47H
HJT9716
[VDSC]

IC104, IC105 71C4800
KGS
GM71C4800AJ70
9724 KOREA
[512Kx8 DRAM]

IC106, IC107
LGS
GM71C4270AJ70
9620 KOREA
[256Kx16 DRAM]

IC108 MCD270
M(otorola)
MCD270FUA
9G35H
HAW9718
[IMPEG]

IC109 71C4260
LGC
GM71C4260CJ60
9727 KOREA
[256Kx16 DRAM]

IC110 76C256
LGS
GM76C256CLLFW70
9727 KOREA
[32Kx8 SRAM]

IC112 DMP4
PALCE
16V8H-15JC/4
DMPP4
9708ABB L
[PAL]

IC113 RTC4513
R4513
E 718 6A
[CLOCK MODULE]

IC114
74HC393D
[DUAL 4-BIT COUNTER]

IC115 DMP5
PALCE
16V8H-15JC/4
DMPP5
9708ABB
[PAL]

IC117
74HCT149

IC118
74HCT140
[HEX SMITT-TRIGGER INVERTER]

IC119
74HC00D
[QUAD NAND GATE]

IC120
74HC08D
[QUAD AND GATE]

IC121 DMP3
PALCE
16V8H-13JC/4
DMPP3
9708GBC L
[PAL]

IC122 MM1026
M(atsushita) 
724
26B
[SYSTEM RESET / POWER SWITCH]

IC123 DMP1
PALCE
16V8H-13JC/4
DMPP1
9708GBC L
[PAL]

IC125
74HC04D
[HEX INVERTER]

IC126 GM3004C
LGS
Prime 2C
9713
[MULTIFUNCTION I/O]

IC128
74HC157D
[QUAD SELECTOR/MULTIPLEXER]

IC129
74HC157D
[QUAD SELECTOR/MULTIPLEXER]

IC130
74HC157D
[QUAD SELECTOR/MULTIPLEXER]

IC131
74HC00D
[QUAD NAND GATE]

IC132
74HC32D
[QUAD OR GATE]

IC133
74HC32D
[QUAD OR GATE]

IC134
74HC00D
[QUAD NAND GATE]

IC135
7705AC
73T
DE0C
[VOLTAGE SUPERVISOR]

IC201 LC5984
SANYO
LC8954
A834 6FKOG
[RCHIP/ADPCM]

IC202 76C256
LGS
GM76C256CLLFW70
9727 KOREA
[32Kx8 SLOW SRAM]

IC203 M38184
LG 0IMI3881842L
M38184NA-281FP
707601
[8-BIT MICROCONTROLLER]

IC204 CXD2500
SONY
CXD2500BQ
719J18V
[DSP]
 
IC205 CXA1372
SONY
CXA1372AQ
JAPAN
722A42K
[RF SIGNAL PROCESSING]

IC206 CXA1571
SONY
CXA1571M
721C95V
[AMPLIFIER]

IC207 BA6395
BA6395AFP
723 103
[5-CHANNEL BTL DRIVER]

IC208
4560
7034B
JRC
[DUAL OP-AMP]

IC301 AK4319
AKM
AK4319VM
9N648N
[STEREO D/A CONVERTER]

IC302 LC78835
SANYO
LC78835KM
6LU2G
[D/A CONVERTER]

IC303
4560
7034B
JRC
[DUAL OP-AMP]

IC304
4560
7034B
JRC
[DUAL OP-AMP]

IC305
4560
7034B
JRC
[DUAL OP-AMP]

IC306
3414A
7Y9H
JRC
[DUAL HIGH-CURRENT OP-AMP]

IC401 BT9107
Bt
Bt9107KPJ
[VIDEO ENCODER]

X101
E 30.0000 C
PCE 7322A
[X-TAL OSCILLATOR 30.0000 MHz]

X102
E 40.000 C
PCE 7130A
[X-TAL OSCILLATOR 40.0000 MHz]

X103
E 30.2098 C
PCE 7130A
[X-TAL OSCILLATOR 30.2098 MHz]

X104
3.6864
KONY
[X-TAL 3.6864 MHz]

X201
16.93449
KONY
[X-TAL 16.93449 MHz]

X202
[NOT PRESENT]

X203
M(atsushita)
6000A
72 1
[X-TAL OSCILLATOR 6.0000 MHz]

VR201(EC)
[VAR. RESISTOR]

VR202(TB)
[VAR. RESISTOR]

VR203(TG)
[VAR. RESISTOR]

VR204(EO)
[VAR. RESISTOR]