Schematic Diagram -Main Section (4/9) - Sony MZ-NH1 Service Manual

MZ-NH1
6-7. SCHEMATIC DIAGRAM – MAIN Section (4/9) –
CN451
14P
CL451 LF451
(USB)
(DC IN 6V)
DCIN6V
NC CL453
(VBUS 5V)
VBUS
NC
DATA-
DATA+
NC
VGH
CL460 CL433
NC (VBUS GND) (GND)
FB453
GND
SW_A
SW_B
GND
GND
W431
LITHIUM ION
RECHARGEABLE
BATTERY C434
1000p
LIP-4WM
W432
3.7V 370mAh
D451
MAZW068H0LS0
C460
1 (E18, JE)
470p (EXCEPT E18, JE)
MZ-NH1
• See page 36 for IC Block Diagram.
(4/9)
C457
2200p
FB451
C452 R455
2200p 1M
FB454
R458 R453
2.2M 2.2M
VBUS_MON
HIDC_MON
R456 R459
470k 220k
MINUS_MON
Q431
S431 S FZT688B-TP
SI2302DS-T1
BATTERY INSERT
DETECT
R431 R432 R433
1M 1 0.47
(US, E18, JE)
C432 C575
2200p 1000p
R401 C401
2.2k 0.1
R405
0
BAT-
RF1
IAMP_CAL
AMP_SEL
CHARGE CONTROL
I_CTL2
CHG_SW1 MM1655LCBE
BAT+
V0
XGUM_ON
D401
FTIJ3TP
Q432
Q401
Q431,432 FZT968TA
CHARGE REGULATOR
C402 C403
C406
CONTROL 22 22
0.1
10V 10V
28 28
(Page 27) (Page 25)
UDP
UDM
MINUS_MON
VBUS_MON
VB_MON
CHG_PWM
CHG_CTL
CHG_OPR
CHG_SW
CHG_XRST
C405
0.1
CHG_I_SEL
CHG_I_CTL1
CHG_MON
R417 Q404
2.2k DTC144EETI
CHG_I_CTL3
INVERTER
CHG_CAL
CHG_I_CTL2
XGUM_ON
HIDC_MON
R418
100k
AD_SEL
TYPE2
CFB
CHG_XRST
IAMP_CTL
CHG_SW
A7CAL_SW
IN1-
IC401 CHG_LED
C415
TYPE1
0.1
WDT
LED_CTL
PWR_WAKE
R403 R404
2.2 1
1/2W 1W
R407
0
WK_DET
CHG_CTL
R415 2.2k CHG_PWM CHG_OPR
R411
100k
VB_MON
R421
100k
R412 R413 R414
0 2.2M 220k
CHG_LED
M1
(Page 29)
UDP
UDM
(Page 33)
G1
G2
G3
(Page 26)
MINUS_MON
VBUS_MON
VB_MON
CHG_PWM
CHG_CTL
CHG_OPR
CHG_SW
CHG_XRST
CHG_I_SEL
CHG_I_CTL1
(Page 33)
CHG_MON
CHG_I_CTL3
CHG_CAL
CHG_I_CTL2
XGUM_ON
HIDC_MON
-2
-1
Q405
UP04313008S0
LED DRIVE
CHG_LED
S1
S2
(Page 32)