Pin
No.
Mark I/O Function
48 N.C O No connection
49 PLL CE O PLL chip enable output
50 PLL CLK O PLL clock output
51 PLL
DATA
O PLL data output
52 TONE 1 O Tone 1 control output
53 N.C - N.C.
54 N.C - N.C.
55 N.C - N.C.
56 N.C - N.C.
57 N.C - N.C.
59~72 SEG... O LCD segment output
73 VDD I Power supply
74 VREF I A/D converter reference
voltage
75 AVSS - GND
76~79
COM3~COM0
I LCD common output
80 VLCD I LCD bias reference voltage
input
16. Parts Location and Replacement Parts List
Notes:
- Important safety notice:
Components identified by mark have special characteristics important for
safety.
Furthermore, special parts which have purposes of fire-retardant (resistors), high-
quality sound (capacitors), low-noise (resistors), etc. are used.
When replacing any of these components, be sure to use only manufacturers’s
specified parts shown in the parts list.
- The parenthesized indications in the Remarks column specify the areas or color.
(Refer to the cover page for area or color.)
Parts without these indications can be used for all areas.
- Warning: This product uses a laser diode. Refer to caution statements on
- Capacitor values are in microfarad ( F) unless specified otherwise, P=Pico-
44
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