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VHR-610
BLOCK DIAGRAMS, CIRCUIT DIAGRAMS &
PRINTED WIRING BOARDS
TABLE OF CONTENTS
Page
1.
OVERALL
WIRING,
MECHANISM
CONNECTION,
& BLOCK
DIAGRAMS
OVERALL WIRING ...... .................................................................................................................................. .... 1
AUDIO CIRCUIT .................................................................................................................................................
3
VIDEO CIRCUIT ..................................................................................................................................................5
SYSTEM CONTROL
& SERVO CIRCUIT ......................................................................................................... 8
2. CIRCUIT
DIAGRAMS
& PRINTED
WIRING
BOARDS
(P. W. B.)
CP-I BOARD (PW-A)
POWER SUPPLY ......................................................................................................... It
VP-1 BOARD
VIDEO PRE-AM"P ......................................................................................................................l4
VP-1 P.W.B. .......................................................................................................................................................
15
VIDEO CIRCUIT WAVEFORMS
....................................................................................................................... 16
CP-1 BOARD (VA-A)
VIDEO, AUDIO, & TUNER CONNECTION
.................................................................. 17
SV-1 BOARD
CAPSTAN CTL PULSE lNPUTSWITCH
..................................................................................20
SV-1 P.W.B. ......................................................................................................................................................2l
IC301 SYSTEM CONTROL,
SERVO & TIMER MPU PIN FUNCTIONS
TABLE .............................................20
CP-1 BOARD (SY-A)
SYSTEM CONTROL,
SERVO&
TIMER ......................................................................2l
SERVo
cIRcuIT
waveforms
......................................................................................................................23
CP-1 P.W.B. .......................................................................................................................................................24
TM-1 P.W. B. ......................................................................................................................................................26
TM-1 BOARD
KEY SCAN & FLD DRIVE .........................................................................................................26
A7101 DISPLAY (FLD) GRID/ANODE
ASSIGNMENT
DRAWING & TABLE ..................................................28
L
* There is no need SV-1 board when using the IC301: MN675039S9F1.
PF2N/A26AN
REFERENCE
No. SM531559
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