Toshiba MW27F51 Service Manual - Page 62

Regulator Block Diagram

Page 62 highlights

REGULATOR BLOCK DIAGRAM Q3003 AT+5V OUT Q3014 BACKUP+5V UNREG+8V TV MOTOR+12V UNREG+5V +B Q3007 P.CON+12V SW P.CON+5V_A OUT IC IC3003 KIA278R05PI P.CON+5V OUT IC IC3004 KIA278R05PI P.CON+5V_D OUT IC P.CON+9V_D OUT IC IC3001 IC3002 KIA278R05PI KIA278R09PI 12 4 12 4 12 4 12 4 Q3015 BUFFER Q3010 P.CON+5V_C SW Q3008 SW Q3004 3.8V CTL Q3005 3.8V OUT Q3006 3.8V CTL Q3002 P.CON+8V SW Q3001 BUFFER Q3009 SW Q3011 SW E-19 AT+5V BACKUP+5V DVD_H AT+12V VCR_POWER_H P.CON+5V_A P.CON+5V_C P.CON+5V AT+5V P.CON+8V P.CON+5V_A P.CON+12V MICON IN/OUT HI-FI/DEMODULATOR P.CON+5V_A Y/C/AUDIO/ HEAD AMP P.CON+5V P.CON+12V P.CON+8V AT+30V DIGITAL COMB FILTER P.CON+5V_D P.CON+9V_D DVD+3.8V AT+5V P.CON+12V P.CON+5V 8.5V REG AT5.7V REG P.CON+8V P.CON+8V DVD IN/OUT CHROMA/IF SOUND AMP/SURROUND E-20

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REGULATOR BLOCK DIAGRAM
UNREG+8V
TV
Q3003
AT+5V OUT
AT+5V
P.CON+5V
P.CON+5V_A
P.CON+12V
P.CON+5V_A
UNREG+5V
P.CON+8V
P.CON+5V_C
MICON
2
1
4
P.CON+5V OUT IC
IC3004
KIA278R05PI
2
1
4
P.CON+5V_A OUT IC
IC3003
KIA278R05PI
2
1
4
P.CON+5V_D OUT IC
IC3001
KIA278R05PI
2
1
4
P.CON+9V_D OUT IC
IC3002
KIA278R09PI
Q3014
BACKUP+5V
Q3015
BUFFER
Q3001
BUFFER
MOTOR+12V
Q3010
P.CON+5V_C
SW
AT+12V
VCR_POWER_H
P.CON+5V_A
DVD_H
BACKUP+5V
AT+5V
P.CON+12V
P.CON+8V
IN/OUT
HI-FI/DEMODULATOR
+B
Q3005
3.8V OUT
Q3004
3.8V CTL
Q3006
3.8V CTL
Q3007
P.CON+12V
SW
AT+30V
DIGITAL
COMB FILTER
P.CON+5V_D
P.CON+9V_D
DVD+3.8V
AT+5V
P.CON+5V
P.CON+8V
8.5V REG
AT5.7V REG
DVD IN/OUT
CHROMA/IF
SOUND AMP/SURROUND
P.CON+5V
P.CON+12V
P.CON+8V
Y/C/AUDIO/
HEAD AMP
Q3002
P.CON+8V SW
Q3011
SW
Q3009
SW
E-19
E-20
Q3008
SW