SERVICING
POWER ON RESET PULSE CIRCUIT
5 v
� Q303
a
13
PIN21
�r-
u
q
0
FRAME CLOCK OSCILLATOR CIRCU IT
Q303
Q302 LCD DRIVER TP040 1
JL
IOmS
HLT PULSE GENERATOR
g�
Q303
�
sv
_Jr-
HLT SIGNAL
JL
DELAY TIME 6mS
PIN No.
PORT
FUNCTIONS/WAVE FORMS
l
D l
DATA INPUT l
Normally "H"
2
STD
STROBE Normally "L"
3
CE
CHIP ENABLE
Normally "H"
4
FC
FLAME CLOCK
0.6mS
5
Vss
LCD DRIVING VOLTAGE
1 .8V
k
sv
6,
7, 8
COM l , 2, 3
COMMON OUTPUT
10-14
SEG
SEGMENT OUT
1 5 -24
SEG
SEGMENT OUT
l.SV
25
voo
+SY
26
D4
DATA INPUT 4
Normally "H"
27
D3
DATA INPUT 3
Normally "H"
28
D2
DATA INPUT 2
Normally "H"
3- 1 4
Summary of Contents for FT-208R
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Page 66: ...SECTION 4 REPAI R PARTS ORDERING FORMS 4 1 PARTS LIST 4 5...
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Page 80: ...YA E SU v E 3690 982AC820 5 N...