Inhaltsverzeichnis
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Verfügbare Sprachen
Verfügbare Sprachen
GRUNDIG Service
Chassisplatte – Netzteil / Chassis Board – Power Supply
USB Power
R161
100K
1
VCC24V
VIN
2
VIN
C173
C174
C175
3
VIN
4
10UF
10UF
10UF
PGND
5
PGND
6
PGND
7
V7V
C179
1UF
R173
100R
VCC3V3
VCC3V3
VCC3V3-ST
IC106
VCC3V3
XC8107AC10MR-GW
5
1
VIN
VOUT
TP68
VCC3V3
4
3
C131
C129
CE
FLG
1UF
1UF
POWER_SW
TP70
Imax=500mA
IC104
POWER_SENSE POWER_SENSE
1
RST
VCC1
2
VSS
RSTIN
R303
3
RST_FB
RST_FB
MR
VCC2
TP52
0R
STM6720
VCC3V3-ST
IC107
XC8107AC10MR-GW
5
VIN
C134
4
CE
1UF
POWER_SW
POWER_SW
VCC3V3
IC110
LM75B
8
1
VCC
SDA
7
2
A0
SCL
6
3
A1
OS
5
4
C147
A2
GND
1UF
Thermal sensor
0.75V Power for DDR3 Terminators
R148
VCC_VTT
VCC1V5
1K
R149
C161
VCC1V5
IC112
C162
1K
1NF
TPS51200DRCT
22UF
1
REFIN
2
VLDOIN
TP64
3
VTT_0.75V
VO
5
VOSNS
C166
C167
R157
C164
4
10K
GND
22UF
22UF
1NF
Chassisplatte / Chassis Board – Keyboard
C169
C170
2.2NF
100PF
USB_FB
C181
47NF
6
IC113
TPS65286
L600
21
LX
20
6.8UH
C143 C171 C172
LX
19
LX
22UF
18
C177
BST
17
SW_IN2
16
100NF
SW_IN1
15
nFAULT1
C178
R126
NC
NC
C180
NC
R130
NC
R169
100R
R170
100R
USB_CTRL
TP65
V_BUS1_USB
TP66
V_BUS2_USB
C114
C185
100NF
100NF
VCC5V
IC108
VCC3V3
XC8102AA01GR-G
4
1
+5V2_ST
Vin
Vout
C168
R171
3
2
CE
GND
1UF
C138
100R
C137
100NF
100NF
VCC24V
VCC12V
VCC3V3 VCC1.8V
R118
R120
56K
NC
6
5
TP51
4
C182
C183
R121
1.8K
100NF
100NF
Imax=750mA
3.3V_FE
1
TP55
VOUT
3
C136
C135
FLG
10UF
100NF
VIN
R172
100R*4
I2C
I2C-SCL
I2C-SDA
I2C
CE
VCC3V3
VCC3V3-ST
L120
L105
NC
C160
R153
NC
1UF
10
VIN
9
PGOOD
R152
7
DDR_PWR_1
EN
6
REFOUT
100R
C165
8
GND
100NF
+5V_USB
TP63
V7V
22UF
22UF
R166
39K
C176
R109
82PF
1K
EN
USB_FB
RLIM
R168
COMP
FB
2.7K
R167
USB_CTRL
2.7K
Hi: ON
SS
Lo: OFF
MODE/SYNC
AGND
R174
1K
IC114 XC6222
SW_EN2
1
6
VIN
CE
2
5
NC
VSS
3
4
VOUT
NC
TP69
VCC1.8V
C144
Imax=200mA
22UF
SW_IN2
SW_IN1
SW_EN1
Reverse Current
XC6222D
Protection
VOUT
CFB
R2
Rdischg
Error
Current Limit &
Amp.
Thermal Shoutdown
+
-
/CE
R1
ON/OFF
Control
Voltage
each
VSS
Reference
circuit
XC8102
V IN
V OUT
Rdischg
GATE
Current
CE/
CONTROL
Limit
each
CE
ON/OFF Control
circuit
V SS
XC8107
Reverse Current Prevention
V
V
IN
OUT
Current Sense
UVLO
Control
Current Lim.
CE
4ms Delay
7.5ms Delay
ON/OFF Control
FLG
each
Thermal Shutdown
circuit
V ss
R1515
47R
SAR3
TP205
ALS
SAR3
R1520
560R
C1504
S1501
47PF
6
TP206
P6
5
L1500
P5
TP207
4
P4
+5V2_ST
3
P3
2
P2
1
P1
C1510
C1508
C1509
C1500
NC
NC
NC
47PF
R1513
R1512
47R
C1502
C1503
1K
47PF
100NF
3D OPTION
R1507
0R
3D_SYNC_OUT
IC1500
TP213
1
PB0
PB3
2
GND
VCC
TP214
3
PB1
PB2
ATTINY9-TSHR
R1509
10K
D1500 D1501
2 - 12
6
6
Mode: with HDD
7
LDO
TPS65286
Voltage Ref.
Preregulator
Current Bias
HS curr.
sensing
9
HS
enable
enable
25
comp.
threshold
Current Sensing
Buck
(0.1V/A)
24
Controller
V7V
23
PWM
comp.
Vfb
slope
LS
comp
0.6V
22
error
amp.
LS curr.
sensing
1ms Internal
Oscillotor
Mode
Soft Start
8
28
BUCK
POWER SWITCH 2
enable buffer
12
10ms Degl.
Time
1.25M
Current
Driver
Limit
1.25M
4ms Degl.
Charge
Time
Pump
CS
17
current sensing
UVLO
POR
reverse volt.
comparator
reverse voltage
comparator
16
UVLO
POR
current sensing
CS
Charge
4ms Degl.
Pump
Time
1.25M
Current
Driver
Limit
1.25M
10ms Degl.
13
Time
enable buffer
POWER SWITCH 1
V CC1
V RST1
COMPARE
V CC2 (1)
V RST2
COMPARE
RSTIN (2)
V REF/2 = 0.626
COMPARE
V CC1
MR
Logic
MRC (3)
STM6717/6718/6719/6720/STM6777/6778/6779/6780
1. V CC2 input is available on STM6717/18/19/20/77/78.
2. RSTIN available only on STM6719/20/79/80.
3. MRC available only on STM6777/78/79/80.
REFIN
1
+
2.3V
UVLO
+
VIN
10
Gm
VOSNS
5
+
ENVTT
EN
7
Gm
REFINOK
GND
8
+
TPS51200
+
R1514
VCC3V3-ST
C1505
1K
100NF
SAR0
SAR0
VCC3V3-ST
IRIN
TP208
IRIN
R1502
LED
TP209
560R
R1503
1
R1500
R1504
10K
NC
T1500
10K
BC847BW
VCC3V3-ST
+5V2_ST
IC1501
A2
A1
LED
VDD
C1506
R1508
B2
B1
100NF
CTRL
GND
NC
LP5560TMX/NOPB
If IC1501 assemblied, T1500 is NC
R1505
47R
3D_SYNC_G6_O
TP211
3D_SYNC_OUT
TP212
6
VCC5V
5
4
C1501
100NF
D1502
D1503
Chassis KR
1
VIN
2
VIN
3
VIN
CS
18
BST
19
LX
20
LX
21
LX
CS
4
PGND
5
PGND
6
PGND
14
nFAULT2
27
RSET2
10
SW_OUT2
11
SW_OUT1
26
RSET1
15
nFAULT1
t rec
RST
Generator
2
VLDOIN
6
REFOUT
Dchg
REF
3
VO
Dchg
VTT
4
PGND
9
PGOOD
Startup
Delay
R1501
47K
PM_PWM
PM_PWM
TP210
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