Sony MZ-NH1 User Manual Page 23
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MZ-NH1
2323
MZ-NH1
4-3. BLOCK DIAGRAM – POWER SUPPLY Section –
SYSTEM CONTROLLER
IC801 (3/3)
219 73 256 257 207
25
LG
VCO1
11
8
HVB
27
VB
55
REGI1
52
REGI2
48
REGI3
DATA
SDO0
SCK0
58
CLK
63
STRB
59
SCK
60
XWK2
4
XWK4
2
VG
24
VG
B+
VC01
B+
VCO2
B+
VSTB
B+
DDC3 B+
REGO2
51
REG2 B+
REGO1
54
REG1 B+
VREF
57
VSTB
9
VCO2
40
REGO3
47
RF1
26
CHG_SW1
VO
32
VI
6
IN1–
12
TYPE2
16
TYPE1
11
BAT+
31
CHARGE CONTROL
IC401
4
7
29
23
VI_CTL
CHG_CTL
I_CTL2
I_CTL3
A/D
22
REG3 B+
MDVCC
D602
VREC B+
218 233
SLEEP
XCS_PWR_IC
181
RECP
231
RECP_MON
XRST2
34
XRST1
17
229
XRST2_DET
POWER CONTROL
IC601 (2/2)
83
VG
101
TSBV_IN
97
REG_IN
90
DVDD_IN
105
VSTB_IN
18
VREF_IN
112
VREC
4
VRECO_2
5
VRECO_1
81
VREC_IN
80
VREC_IN
6
L1_2
7
L1_1
SDO0
SCK0
SDO0 SCK0
E
CLK
A
MUTEON
45
MUTEON
C
XWK1, XWK2,
XWK4
B
VRMC
6
XWK3
3
REC KEY
D
129VBUS_MON
VBUS B+
127HIDC_MON
DC IN B+
121VB_MON
VB B+
LITHIUM-ION
RECHARGEABLE
BATTERY
LIP-4WM
299
PWM_L1
+1.2V
REGULATOR
IC603
VOLTAGE
DETECT
IC605
OR GATE
IC604
WAKE UP SWITCH
Q951
136
XRST
297
D_ENVG
141
DACVREFH
5
XWK1
XWK2
XWK4
XWK1
D401
DCIN6V
VBUS
B+ SWITCH
Q883, 884
B+ SWITCH
Q502, 503
REG4 B+
HPOUT B+
B+ SWITCH
Q604, 611
87 64 94 59 58
RST_OUT
VBUSSEL2
SLEEP_IN
DATA
SCK
54
VBUS
36
VPDRV
88
PVBUS
43
VBUSSEL
38
CLP
42
CLM
37
POWP1
41
POWP2
91 DVDD_OUT
REG5 B+
+5.5V
REGULATOR
IC902
+2.2V
REGULATOR
IC882
98 REG_OUT
+1.2V
REGULATOR
IC602
REG5 OSC B+
REG F B+
93 OSC_OUT
+2.5V
REGULATOR
IC804
USB IF VDD
108 V33RO
13 VC
VC B+
D609 D610
61 VIF
14 VC
67 RECP
250
VBUS_DET
51 VBUS_DET
316
USBHOLD
86 HOLD_OUT
317
SUSPEND
99 SUS_IN
132
RST_CONT
95 RST_IN
REG5 VSTB B+
106 VSTB_OUT
REG5 TSBV B+
102 TSBV_OUT
D603
22 V3O_2
DDC3 B+
VB B+
L1 B+
L2 B+
21 V3O_1
28 V3FB
66 VG2
73 VG3
2
DW_1B
3
DW_1T
27
DW_3B
26
DW_3T
B+ SWITCH
Q603
B+ SWITCH
Q605
25
L3_2
24
L3_1
B+ SWITCH
Q801, 802
REGULATOR
Q401
CHARGE
CONTROL
Q431
CHARGE
CONTROL
Q432
300
PWM_L2
SWITCHING
Q501
VOLTAGE
LIMITER
Q606, 607
LEVEL
SHIFT
Q882
VOLTAGE
DETECT
IC881
REGULATOR
CONTROL
Q881
204
MDVCC_CTL
+3V
REGULATOR
IC502
POWER CONTROL
IC901
D881
D882
D883
D884
CHG_SW2
5
30
BAT–
25
RS
24
BATT_MINUS_MON
130
XGUM_ON
S431
(BATTERY INSERT DETECT)
198
20
I_CTL1
Q404
237
240
221
222
N1_VI_CTL
CHG_PWM
CHG_I_CTL2
CHG_I_CTL3
CHG_MON
122
13
14
18
A7CAL_SW
XRESET
I_SEL
IAMP_CAL
27
194
208
230
A7CAL_SW
XRST_CHG_IC
CHG_SEL
CHG_IAMP_CAL
241
CN451 (2/2)
(USB)
1
11
12
3
VB B+
VB B+
FCRAM_VDD
FFCLR
DRAM_
HOLD_DET
DRAM_
VDD_CLR
DRAM_ALONE
FFCLR
FCRAM_VDD
DRAM_HOLD_DET
DRAM_VDD_CLR
DRAM_ALONE
FFCLR
FCRAM_VDD
DRAM_HOLD_DET
DRAM_VDD_CLR
DRAM_ALONE
220
CHG_I_CTL1
8
PWR_WAKE
REG5 B+
12
VO1
39
VO2
RESET SIGNAL
GENERATOR
IC903
(Page 22)
(Page 21)
(Page 22)
(Page 22)
(Page 22)
- SERVICE MANUAL 1
- On power sources 2
- SECTION 1 4
- SERVICING NOTES 4
- SECTION 2 5
- Looking at controls 5
- SECTION 3 7
- DISASSEMBLY 7
- 3-4. UPPER PANEL SUB ASSY 8
- 3-3. MAIN BOARD 8
- 3-5. CONTROL ORNAMENT BLOCK 9
- 3-6. MECHANISM DECK ASSY 9
- (MT-MZNH1-181) 9
- 3-8. OP SERVICE ASSY 10
- OP service assy 10
- 3-7. GEAR (BSA), GEAR (SB) 10
- SECTION 4 12
- TEST MODE 12
- 000 13
- *** 14
- $$$$$$ ## 15
- 888 15
- SET OK ## 15
- 11* 15
- 130 16
- 131 16
- SetTmp ** 16
- 211 17
- VC1 ** 17
- 111 18
- LrefPw ** 18
- 113 19
- DistF ** 19
- X key to resume clear 20
- SECTION 6 21
- DIAGRAMS 21
- (Page 22) 23
- (Page 21) 23
- • Waveforms 24
- (Page 27) 29
- (Page 25) 29
- (Page 28) 29
- (Page 31) 29
- (Page 26) 29
- (Page 33) 30
- MAIN BOARD (COMPONENT SIDE) 34
- : Uses unleaded solder 34
- • Semiconductor 34
- Location 34
- MAIN BOARD 35
- • IC Block Diagrams 36
- IC301 AK5356VN-L 36
- C351 CXD9811K 36
- IC401 MM1655LCBE 36
- IC501 SN761059ZQLR 37
- IC601 SC901585VAR2 38
- IC602 R1160N121B-TR-FA 38
- IC701 SC901583EPR2 39
- IC871 R2061K01-E2 39
- IC891 AK6514CN-L 40
- IC901 SC901584EPR2 41
- IC902 XC62HR5502MR 41
- • IC Pin Function Description 42
- VSS_0 to VSS_2 43
- HALF_LOCK_ 44
- SW /OPEN_SW 44
- 176 to 179 45
- CHG_OPR_LED 47
- XCS_REC_DRV 47
- TIGER_MON0 to 47
- TIGER_MON9 47
- 321 to 325 48
- SECTION 7 49
- EXPLODED VIEWS 49
- MAIN board 50
- 7-3. MECHANISM DECK SECTION 51
- SECTION 8 52
- ELECTRICAL PARTS LIST 52
- (SPM-04101) 60
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