Sony MZ-NH1 Service Manual page 38

MZ-NH1
IC601 SC901585VAR2
84 83 82 81 80 79
VG
NC A12 85
HOLD OUT 86
HOLD
LOGIC
RST OUT 87 BUFFER
PVBUS
PVBUS 88
CRST 89
DVDD IN 90
DVDD OUT 91
HOLDC 92
OSC OUT 93
2.0V
SLEEP IN 94
RESET
RST IN 95
PGND2 96
RESET
LOGIC
REG IN 97
REG OUT 98
SUS IN 99
PGND2 100
TSBV IN 101
POWER SWITCH
TSBV OUT 102
DRIVER
CIRCUIT
V33R 103
PGND1 104
VSTB IN 105
VSTB OUT 106
BATSEL 107
V33RO 108
RF1 109
INM1 110
DTC1 111 PWM
VREC
VREC STEP UP-DOWN
VREC 112
CONVERTER DRIVER
1 2 3 4 5 6 7
IC602 R1160N121B-TR-FA
VDD 1 REGULATOR 5 VOUT
GND 2
CURRENT
LIMIT
CE 3
4 ECO
38
78 77 76 75 74 73 72 71 70 69 68
CHARGE PUMP
EFM BOTTOM
PRE DRIVER
CONTROL
EFM TOP
PRE DRIVER
SYSTEM
CONTROL
H-BRIDGE
DRIVER
STEP DOWN CONVERTER
STEP UP-DOWN CONVERTER
DAC
VREF
BUFFER
VC
8 9 10 11 12 13 14 15 16 17
67 66 65 64 63 62 61 60 59 58 57
VG3 VIF
LVDT
VBUS
BANDGAP
DAC
REFERENCE
BUS POWER
DRIVER
SELFPOWER
DRIVER
PWM
V3 STEP UP-DOWN
CONVERTER DRIVER
V3FB
18 19 20 21 22 23 24 25 26 27 28
56 LATCH
WAKE 55 XWKO
VBUS
54 VBUS
53 WAKEC
52 V33UO
51 VBUS DET
LVDT
50 VBUSREF
49 L5 2
48 PGND5
47 PGND5
46 POWFB
45 L5 1
44 PGND5
43 VBUSSEL
42 CLM
41 POWP2
40 INP3
39 INP2
38 CLP
37 POWP1
VPDRV
36 VPDRV
35 RF2
34 DTC2
33 INM2
32 INM3
31 DTC3
30 RF3
29 NC M1