Alpine TDM-7548R - Semi-Conductor Lead Identification

Semi-Conductor
Lead
Identifications
NOTE : For the parts not mentioned, refer to the Schematic Diagram.
75099W56 : Ic502
TDM-7548R/
TDM-7547R
CODE
ADDRESS
CODE
ADORESS
CODE
ADDRESS
KEY A/D3
POWER CONT
40 |PACKIN SW
KEY AD 2
A-MUTE
41 | FOR/REV
KEY A/D 1
IF MUTE
42 |METAL
~r
GND
NFP 1
43 }L.O. FAST
NC
NFP 2
44 M.S. DET
NC
DOLBY B
45 |LOC/DX
Vpb
PAUSE SW
46 |LW
MONI RXD
FOR RUN DET
47 | 50K REF
Oo, aoal ni ajalalwl]nrn
MONI TXD
MODE SW
48 |NC
°
RDS SYNC
REV RUN DET
49 |SD
LCD INH
NC
50 | ALARM
i)
LCD DATA
F-IN
51
o
LCD CLK
GND
52
b
LCD CE
R-IN
53 {NC
LED IND
O-MOTOR
54 | FM/AM
C|SCL
55 |PLLDO
} +
56 }PLLCLK
~39-
TDN-7548R/
TDM-7547R