Sony MZ-R701 Manual de servicio - Página 29

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Sony MZ-R701 Manual de servicio
Pin No.
Pin Name
223
SPDL MON
224
(XAVLS)
225, 226
(SOUND 1, 2)
227
XHOLD SW
228
(SYCN REC)
229
(NC)
230
PROTECT
231
FLASHVDD
232
FLASHVSS
233
SLD MON
234
VLON
235
SLEEP
236
FFCLR
237
CHG GAIN
238
CHG
239
(TUN REG ON)
240
XHP STBY
241
MIFVDD3
242
MIFVSS2
243
TEST2
244
NC
I/O
I
Spindle servo monitor signal input from the motor driver (IC551)
I
Not used (open)
I
Not used (open)
I
HOLD switch input terminal "L": hold ON, "H": hold OFF
I
SYNCHRO REC switch input terminal "L": OFF, "H": ON Not used (open)
O
Not used (open)
Detection input terminal of the record check claw from the protect detection switch
I
(S803) "L": recording possible condition, "H": protect
—
Power supply terminal (for the internal FLASH ROM) (+2.4 V)
—
Ground terminal (for the internal FLASH ROM)
I
Sled servo monitor signal input from the motor driver (IC551)
Power supply control signal output for the laser diode drive to the power
O
control (IC901)
O
System sleep control signal coutput to the power control (IC901) "H": sleep ON
O
Input latch output for the start switching to the power control (IC901)
O
Charge gain control signal output to the power control (IC601)
O
Charge ON/OFF control signal output to the power control (IC601) "H": charge ON
O
Not used (open)
O
Headphone standby signal output to the headphone amp (IC302)
—
Power supply terminal (for the microcomputer I/F block) (+2.3 V)
—
Ground terminal (for the microcomputer I/F block)
O
Input terminal for the main test (normally, open)
—
Not used (open)
MZ-R701/R701DPC
Description
29