Pioneer KEH-P3850 서비스 매뉴얼 - 페이지 36

{카테고리_이름} Pioneer KEH-P3850에 대한 서비스 매뉴얼을 온라인으로 검색하거나 PDF를 다운로드하세요. Pioneer KEH-P3850 46 페이지. Multi-cd control high power cassette player with fm/am tuner

페이지 인쇄
Pioneer KEH-P3850 서비스 매뉴얼
KEH-P2800,P3850
*PE5015A
80
1
20
21
- Pin Functions (PD6293A)
Pin No.
Pin Name
1–5
SEG4-0
6–8
COM1-3
9
COM0
10
LCDB
11–14
KS3-0
15,16
KDT0,1
17
REM
18
DPDT
NC
19
20
KYDT
21
MODA
22
X0
23
X1
24
VSS
25,26
KDT2,3
27,28
KST5,4
29–55
SEG39-13
56
VCC
57–64
SEG12-5
*PD6293A
32
17
36
61
60
41
40
I/O
Function and Operation
O
LCD segment output 4-0
O
Common driver output 1-3
O
Common driver output 0
LCD bias power supply
O
Key strobe output 3-0
I
Key data input 0,1
I
Remote control reception
I
Display data input
Not used
O
Key data output
GND
Crystal oscillator connection pin
Crystal oscillator connection pin
GND
I
Key data input 2,3
O
Key strobe output 5,4
O
LCD segment output 39-13
5V
O
LCD segment output 12-5
49
64
Format
Meaning
C
C MOS
IC's marked by* are MOS type.
Be careful in handling them because they are very
liable to be damaged by electrostatic induction.