Schematic Diagram - Main Board (4/5) - Sony ICD-ST25 Service Manual

4-9. SCHEMATIC DIAGRAM – MAIN BOARD (4/5) / SWITCH SECTION –
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• See page 29 for IC Pin Function Description.
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TP6001
TP6011
R6027
100k
R6026
100k
RB6002
100k
R6003 470k R6006 100k
TP6013
R6007 100k
C6001 1
RB6001
100k
C6002 1
R6005
100k
R6001 470k
R3028
220
R6002 470k
R6008 R6010
R6011
100k 470k
470k
C6007 R6015
0.001 100k
TP6006
TP6003 TP6004 TP6005
R6018
R6013 R6014
100k
100k 100k
TP6007
IC6001
µPD77213F1-101-DA2
R6020 100k
R6021 100k
C6014
0.1
IC6004
TC7S04FU(TE85R)
23 23
2/5
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R6022
47
TP6008
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TP6009
TP6010
R6025
470
X6001
11.2896MHz
C6006 C6009
0.1 5p
C6008
5p
CN7001
18P
R7006
2.2k
R7008 R7007
1k 1k
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ICD-ST25
C901
C902
0.0047
0.0047
FOLDER
MENU
PUSH PLAY/STOP(ENTER)
S918 R911
33k
R909
CN902 22k
8P
R908 22k
S909
REC/REC PAUSE
S908
R907
R906
4.7k STOP
3.3k
S907
VOL
R905
S906
2.2k
VOL
S905
DIVIDE (book mark)
S904
ERASE
R904
S903
R903 4.7k
3.3k PRIORITY
R913
4.7k
S911
VOICE UP
R912
R919
1k
D902
100k
CL-165HR/YG-D-T OPR
S902
R918
220k
CN901
10P
S901
DIRECTNL