Sony PMC-DR50L Service Manual page 24

Pin No. Pin name
51 SYS MUTE
52 TUNER MUTE
53 CD MUTE
54 LINE MUTE
55 TAPE REC MUTE
56 TAPE REC
57 TAPE BIAS
58 TAPE SOL
59 TAPE MECHA VCC OUT
60 ISS 1
61 ISS 2
62 MEGA BASS
63 POWER CONT OUT
64 SUMMER LED
65 SOUND LED
66 RDS LED
67 BH3854 CK
68 BH3854 DATA
69 BH3854 LACH
70 RESERVE
71-88 SEG 1-18
89 VDD
90-100 G03-13
I/O
O Mute signal output.
O Tuner mute signal output.
O CD mute signal output.
O Line mute signal output.
O Tape mute signal output.
O Tape REC output.
O Tape REC bias select output.
O Plunger control output.
O Tape mechanism B+ ON/OFF output.
O ISS 1 ON/OFF output.
O ISS 2 ON/OFF output.
O Mega bass ON/OFF output.
O Power ON/OFF output.
– Not used. (OPEN)
O SOUND LED ON/OFF output.
O RDS LED ON/OFF output.
O Clock output for electrical volume IC.
O Data output for electrical volume IC.
O LACH output for electrical volume IC.
– Not used (OPEN).
O FL segment drive output.
– Power supply terminal.
O FL grid drive output.
– 24 –
Description