Sony MDS-JE530 Service Manual page 52

Pin No. Pin Name
78
MNT0 (FOK)
79 SCL
80 SCTX
81 CLOCK SET0
82 CLOCK SET1
83
LED0
84 LED1
85, 86 NC
87 MODEL SEL0
88 MODEL SEL1
89, 90 NC
91
TIMER
92 SOURCE
93
KEY3
94 KEY2
95 KEY1
96 AVSS
97
KEY0
98 VREF
99 +3.3V
100
MONO/ST
I/O
Focus OK signal input from the CXD2656R (IC121)
I
"H" is input when focus is on ("L": NG)
O
Clock signal output to the EEPROM (IC171)
Recording data output enable signal output to the CXD2656R (IC121) and overwrite head
O
driver (IC181) Writing data transmission timing output (Also serves as the magnetic head on/off
output)
Destination setting terminal (US, Canadian and Singapore models: fixed at "L", AEP, UK and
I
North European models: fixed at "H")
Destination setting terminal (US, Canadian and Singapore models: fixed at "H", AEP, UK and
I
North European models: fixed at "L")
O LED drive signal output terminal Not used (open)
O
LED drive signal output terminal Not used (open)
O Not used (open)
I
Setting terminal for the model (fixed at "L" in this set)
I
Setting terminal for the model (fixed at "L" in this set)
O Not used (open)
TIMER switch (S751) input terminal (A/D input)
I
"L": PLAY, "H": REC (OFF: center voltage)
I INPUT switch (S741) input terminal (A/D input)
I Key input terminal (A/D input) S731 and S732 (TIME, FADER keys input)
Key input terminal (A/D input) S721 to S726 (§ EJECT, PLAY MODE, REPEAT, SCROLL,
I
LEVEL/DISPLAY/CHAR, I/u keys input)
Key input terminal (A/D input)
I
S711 to S714 (MENU/NO, YES, PUSH ENTER, CLEAR keys input)
— Ground terminal
Key input terminal (A/D input) S701 to S706 (REC r , p, ), 0, P, · keys input)
I
I Reference voltage (+3.3V) input terminal (for A/D converter)
— Power supply terminal (+3.3V) (for analog system )
I
REC MODE switch (S746) input terminal "L": MONO, "H": STEREO
Description
– 64 –