Sony UP-890CE Service Manual page 35

MS51970L (MITSUBISHI)
MOTOR SPEED CONTROL
—SIDE VIEW—
1, C mark is pin number.
2. « The areas with dotted line mean the parts installed out sie.
M54543L (MITSUBISHI)
BI-DIRECTIONAL MOTOR DRIVER
—SIDE VIEW—
0: Low vives
Yl roe Levee
2 Ge em PC OR CE
(1) DISCHARGE SIGNAL
(2) RAPID DISCHARGE SIGNAL
3) STOP DISCHARGE SIGNAL
(4) CURRENT AMPLIFICATION
M54544AL (MITSUBISHI)
BI-DIRECTIONAL MOTOR DRIVER
—SIDE VIEW—
m0 OPTReTiON
ROTATION
Ol Low vCvey
YS mGe COVER
Tl Cm ert OAR
MB40776PF
6-BIT VIDEO D/A CONVERTER
—TOP VIEW—
Aout ; ANALOG OUTPUT
CLK 5 CLOCK INPUT
COMP , COMPENSATION
DI-O6 § DIGITAL INPUTS
Vrer , REFERENCE VOLTAGE INPUT
MASTER
SLAVE
REGISTER
CURRENT
SWITCH
FULL
sfau
45
3
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