Pioneer CD-R1546ZH Manual de serviço - Página 36

Procurar online ou descarregar pdf Manual de serviço para Amplificador Pioneer CD-R1546ZH. Pioneer CD-R1546ZH 46 páginas. Multi-cd control rds tuner amplifier

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Pioneer CD-R1546ZH Manual de serviço
SCU-M2096ZH,CD-R1546ZH
Pin No.
Pin Name
68
VDD
69
X2
70
X1
71
IC
72
XT2
73
TESTIN
74
AVDD
75
AVREF0
76
SL
77
H/R IN
78–80
NC
*PD4944A
80
1
20
21
*PD6273A
64
1
19
20
36
I/O
Format
I
I
I
61
60
41
40
52
51
33
32
Function and Operation
Power supply
Crystal oscillator connection pin
Crystal oscillator connection pin
GND
Not used
Test program mode input
Positive power supply terminal for analog circuit
GND
SD level input from tuner
Remote control input
Not used
Format
C
N
IC's marked by* are MOS type.
Be careful in handling them because they are very
liable to be damaged by electrostatic induction.
Meaning
C MOS
N channel open drain