Block Diagram - Panasonic KX-W50TH Service Manual

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MAIN BOARD
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INTERFACE BOARD
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8. BLOCK DIAGRAM
FUNCTION KEYBOARD
26
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SHIFT LOCK LED
--- ----'
TEXT LED
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-- -- 7
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THERMAL HEAD
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DRIVER
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SERIAL STB '
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INTERFACE ON
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(KX-W60TH only)
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25 :
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1 PAPER OUT SENSOR
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1
HOME SENSOR
1
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(KX-WS0TH only)
--+-BATTERY CHECK
j(lt FA~APTOR) ____
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HOME SENSOR
(KX-W60TH on ly)
SELECT SW {
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L
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X'TAL
E X'TAL
DATA BUS
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: I 2K byte RAM
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(KX-WS0TH only
: BK byte RAM 01
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ADDRESS BUS
7
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____ Y-MOTOR 1
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GATE ARRAY
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KEY -BOARD -- -
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CORRECT:
_ _ _ _ _ _ _ _ _ _ MOTOR _
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POWER CONTROL
- - 7
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+sv
DAPT1
OR
RY
-2V
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vv,' .. ,
r- +9V
: L____j-
VH (VARIABLE)
L ____ _ _ _____ __ _
L _ _ ___ _ - - ,
RESET
)=KX-WS0 TH
]= KX-W60TH
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