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USER'S GUIDE
DESCRIPTION
LED RED MV5025
LED 10 SEG BARGRAPH
XISTOR NPN 2N39114
XISTOR NPN MPSA42
XISTOR NPN MPS6521
XISTOR NPN MPS6561
XISTOR PFET VN10LM
XISTOR PNP 2N3906
IC LM317L
IC LM317T
IC NE556N
IC MC34074P
IC XR2206
IC LM3914
IC 74LS04
IC 7406
IC 74LS11
IC 74LS32
IC 7445
IC 74HCT139
IC 74LS164
IC 74LS393
IC 27128
IC 27256
IC 6264
IC Z80A CPU
IC Z8530
IC Z8536
IC 40668
IC MC1488
IC MC1489
PK232UG Rev. B 9/86
REF. DESIG.
DS1-DS20, DS22
DS21
Q6, Q7, Q10, Q11
Q8
Q3
Q5
Q1, Q2
Q4, Q9
U41
U21
U13
U23, U26, U28, U30,
U32, U34
U40
U36
U15, U16, U39
U18, U37, U38
U14
U17
U11, U12
U10
U9
U8
U3
U2
U4, U5
U1
U7
U6
U22, U24, U25, U27, U29,
U31, U33, U35
U20
U19
DESCRIPTION
DIP SOCK 20 PIN
DIP SOCK 28 PIN
DIP SOCK 40 PIN
HDR R/AX2.1 3 POS
HDR R/A.10
5 POS
HDR R/AX2.10 7 POS
HDR STR.10
2 POS
HDR STR .10
3 POS
HDR R/A 'D'
25 POS
JACK PWR
2.1MM
JACK PHON
3.5MM
JACK PHONO
P.C.
CONN R/A DIN 5 PIN
SW P-P 2P2T
SW P-P 6P2T
X-TAL 2.4576 MHZ
X-TAL 4.000 MHZ
HEATSIN THM 60198
KNB SW GRY .4 X .2
FUSE CLIP PCB
FUSE 1 AMP
SHORT PLUG .10
J-2
PARTS LIST
REF. DESIG.
DS21
U2, U3, U4, U5
U1, U6, U7
J12
J4, J6, J8
J11
JP1
JP2, JP3
J2
J1
J3, J5
J9, J10
J7
SW1
SW2
Y2
Y1
U21
SW1, SW2
F1
F1
JP1, JP2, JP3
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