Grundig Cinaro 26 Service Manual page 38

Hauptplatte / Main Board – FRC
power on (trigger: +12V)
8
D
switch on (trigger: +3.3V_MAIN)
8
IC336
FRC94XXA
9
D
VCT656[0..7]
VCT656CLK
0
27MHz_VCT
27MHz_VCT
&
*
3V3D 1V8D 1V8D
1V8A 1V8D
3V3D
R836
10k
R835
0R
D
17
R507
*
3V3D
18
2 4
IC330
MC74VHC1G14
GNDDIG
VCT_SDA
VCT_SCL
9 10
3V3D 3V3A 3V3A 3V3A 3V3A 3V3A
3V3D 1V8D
C496
10n
D
RA340 RA341
39 39
8
17
VI _DATA[0..7]
VI _CKB
18
RA316
0
2 1
VIDATA0
VCT6560
4 3
VCT6561 VIDATA1
6 5
VCT6562 VIDATA2
8 7
VIDATA3
VCT6563
2 1
VCT6564 VIDATA4
4 3
VIDATA5
VCT6565
6 5
VIDATA6
VCT6566
8 7
VCT6567 VIDATA7
RA317
0R
VCT_SDA
VCT_SCL
1V8D
A
C454
L351
100n
+3.3V_MAIN
22uH
A
L352
+3.3V_MAIN
22uH
C453
100n
D
1V8D 3V3D
D
L324
+1.8V_F RC
FB
+1.8V_F RC
GND A
3V3A
C456 C458 C459
100n 100n 100n
C462
100n
A A A A
3V3D
C457 C461
C455 C460
100n 100n
100n
100n
D D D D
1V8D
C690 C482 C483 C484 C691
33n 22n 22n 22n 33n
D D D D D
L353
1V8A
22uH
C463
100n
A
D