Panasonic KX-NS500UC (serv.man2) Service Manual ▷ View online
77
KX-NS500UC
(9)
(10)
(11)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(k)
(m)
(n) (p)
(q)
(r)
(s)
(t)
(u)
(v)
(w)
2/4
4/4
1/4
3/4
C308
50V 0.1uF
Q309
R341
1/10W 47k
R335
1/10W 15k
D317
R330
1/8W 5.6k
R336
1/10W 15k
R329
1/8W 10k
Q311
R340
1/10W 4.7k
R345
1/10W 100k
R334
1/10W 10
D318
R344
1/10W 4.7k
R331
1/10W 1k
C311
25V 4.7uF
D315
R342
1/10W 100k
C309
25V 1uF
Q312
R338
1/10W 15k
R337
1/10W 15k
D316
Q308
PC80
R333
1/8W 15k
D314
Q310
C310
10V 2.2uF
R332
1/8W 15k
R343
1/10W 6.8k
R339
1/8W 47k
R348
1/8W 1k
R347
1/8W 3.3k
Q313
R349
1/8W 82k
D320
R346
1/8W 100k
KX-NS500
5#
PSU :
SCHEMA
TIC DIA
GRAM (MAIN No
.1) (4/4)
78
KX-NS500UC
12.7. Waveform
12.7.1.
CPU Board Voltage
DC-DC / LDO Voltage Spec
Signal Name
Specification [V]
TP_+15V
15
TP_+5VD
5
TP_+3.3VD
3.3
TP_+5VD_USB
5
TP_1.1V_CORE
1.1
+1.1V_MPU
1.1
+1.8V_VDAC
1.8
+1.5V_DDR
1.5
+3.3V_VMMC
3.3
+3.3V_VAUX2
3.3
+1.8V_VRTC
1.8
+1.8V_PLL
1.8
+1.8V_VAUX1
1.8
+1.8V_VDIG2
1.8
+3.3V_VAUX33
3.3
+1.2VD
1.2
+2.5VD
2.5
+1.8V_LAN
1.8
TP_DDR_VREF
0.75
TP_DDR_VTT
0.75
TP+15V
TP+5VD
TP+3.3V
TP+5VD_USB
TP+1.1V_CORE
+1.1V_MPU
+1.8V_VDAC
+1.5V_DDR
+3.3V_VMM
+3.3V_VAUX
+1.8V_VRTC
+1.8V_PLL
+1.8V_VAUX
+1.8V_VDIG
+3.3V_VAUX3
+1.2VD
+2.5VD
+1.8V_LAN
TP_DDR_VREF
TP_DDR_VTT
79
KX-NS500UC
DC-DC/LDO Output Voltage
Signal
Name
Ripple
[mV]
Waveform
Signal
Name
Ripple
[mV]
Waveform
+5VD
70.8
+3.3VD
42.7
+5VD_USB
36.4
+1.1V_CORE
43.7
+1.1V_MPU
59.3
+1.8V_VDAC
59.3
+1.5V_DDR
86.4
+3.3V_VMMC
111.0
+3.3V_VAUX2
60.4
+1.8V_VRTC
38.5
80
KX-NS500UC
Signal
Name
Ripple
[mV]
Waveform
Signal
Name
Ripple
[mV]
Waveform
+1.8V_VPLL
73.9
+1.8V_VAUX1
36.4
+1.8V_VDIG2
36.4
+3.3V_
VAUX33
44.7
+1.2VD
43.7
+2.5VD
35.4
+1.8V_LAN
59.3
DDR_VREF
57.2
DDR_VTT
63.4
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