Sony PS-X7 - SECTION 4 DIAGRAMS; 4-1. MOUNTING DIAGRAM - Power Supply;PLL Board

DIAGRAM
1C2
PHASE
CONTROL
XI
(7,864, 320H2)
S2-2 33
UIMITER “AMP
MGH SWITCHING
ieee BUFFER AMP (saTootH wave) COMPARATOR
DETECTING 0201 PRODUCE 0203, 204
HEAD 202
3|{¢—»—- B+(NEON LAMP)
PT2 (AEP,UK,E MODEL)
| (US, CANADIAN MODEL)
& B+ (NEON LAMP)
AC IN 7g ae
e .
PTI
RVIOI
14V ADJ
SOLENOID
ORIVE
$8
START/STOP]
LOWPASS
FILTER
Q302
PS-X6/X7
1¢3
FREQUENCY
OIVIDER
(ares ACTIVATING SOLENOID,
SOLENOID PUSHES CLAW OF DRIVE GEAR
PS-X6/X7
1C4, D301,302
FREQUENCY DIVIDER
MOTOR SECTION
a
0202
RV202
GAIN (H})
BUFFER AMP
9205
RV203_ 0
GAIN(H2)
HI, H2
(HALL DEVICE)
B+
rm
SE SS
Q2il~ 214
MOTOR DRIVE
$3
PLAY
(ON: DURING PLAY)
( TOUCH SWITCH)
TART/STOP
FLIP-FLOP
Q408 , 409
02 0413
S6
REPEAT
PEPEAT
FLIP-FLOP
RV401
RETURN
POSITION
tw) PLI AUTO RETURN
QE DETECTING SHUTTER
ON i
oO -S4 RETURN
CN: DURING RETURN
OPERATION OF TONEARM
0415, 416
SONY-00830 / DRUCK 2