Sony MHC-V3 Service Manual page 63

IC401 AM5890S (ARAGON BOARD (3/6))
30 29 28 27
MUTE
Thermal
Shut down
25K
+
+
10K
1 2
IC453 TPS2553DBVR (ARAGON BOARD (4/6))
IN 1
CHARGE
GND 2
PUMP
EN 3
UNDERVOLTAGE
LOCKOUT
26 25 24 23
Voltage
10K
Detection
+
25K
10K
3 4 5 6
REVERSE VOLTAGE
COMPARATOR
–
+
CURRENT
SENSE
4-ms
DEGLITCH
CURRENT
DRIVER
LIMIT
8-ms
DEGLITCH
THERMAL
SENSE
22 21 20
15K
10K
-
-
25K
Pre-DRV
TRAY
DRIVER
7 8 9
6 OUT
5 ILIM
4 FAULT
MHC-V3/V4D
19 18 17 16
Vcc2
Actuator
Spindle
Driver (6X)
Driver (4X)
Sled Actuator
Driver (4X) Driver (6X)
10 11 12 13
Ver. 1.5
15
Vcc2
Vcc2
Vcc1
14
63