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Pin
No.
Mark
I/O /
Division
Function
21
CLK
I
DC/DC converter external
clock input terminal
22 PREGND
—
Connected to GND
23
AREF
O
Audio reference output
terminal
24
AVCC
O
Ripple filter output terminal
(Connected to power supply)
25
CRP
I
Ripple filter smoothing
capacitor connection
terminal (Connected to GND
through capacitor)
26
RESET
O
Reset detection output
terminal
27
SOFT
O
Soft start setting output
terminal (Connected to GND
through capacitor)
28
EO
O
DC/DC converter error
amplifier output terminal
29
EI
I
DC/DC converter error
amplifier input terminal
30
VADJ
—
Output for varying DC/DC
converter output terminal
31
CT
O
Triangular wave output
terminal (Connected to GND
through capacitor)
32
SPRT
O
Output terminal setting of
constants anti-power OFF
(Connected to GND through
capacitor)
33
OFF
—
DC/DC converter OFF (Not
used, open)
34
BOUT
O
Amplifier output terminal
35 STROBE
I
Strobe input terminal
36
SEI
—
Sub DC/DC converter error
amplifier input terminal (Not
used, open )
37
VSUB
I
Power supply input terminal
38
SSW
39
SVCC
40
USW
I
DC/D converter coil drive
input terminal
14.6. IC501(MN662784SA): Servoprocessor, Digital Signal
29
Summary of Contents for SLCT570 - PORT. CD PLAYER
Page 7: ...5 Operation Checks and Component Replacement Procedures 7 ...
Page 8: ...8 ...
Page 9: ...9 ...
Page 10: ...10 ...
Page 11: ...11 ...
Page 37: ...P1 RPK1332 PACKING CASE S 1 S GH 37 ...
Page 41: ...17 Packaging 41 ...