Sony XTL-W7000 Service Manual page 46

XTL-W7000
– MONITOR Board –
IC102 BR24L16FV-WE2
16kbit EEPROM ARRAY
11bit
ADDRESS
DECODER
A0 1
A1 2
CONTROL CIRCUIT
A2
3
GND 4
HIGH–VOLTAGE
GENERATOR
IC201 BA9743AFV-E2
CT 1
TRIANGLE
VREF
RT 2
OSCILLATOR
ERROR AMP 1
NON1 3
+
VREF
–
4
INV1
FB1 5
S.C.P. COMP
+
+
–
PWM COMP1
–
+
+
6
DT1
PWM COMP2
–
+
+
OUT1 7
GND 8
46
SLAVE/ WORD DATA
ADDRESS REGISTER REGISTER
ACK
POWER SUPPLY
VOLTAGE DETECTOR
R S R
U.V.L.O. TIMER LATCH
VREF
ERROR AMP 2
IC251, 271 TK11850L
VIN 1
COMPARATOR
IS 2
8 Vcc
7 WP
EXT 3
SCL
6
5 SDA
VO 4
16 VREF
15 SCP
REFERENCE
VOLTAGE
14
+ NON2
–
13 INV2
12 FB2
11
DT2
10 OUT2
9
VCC
–
+
IS
REFERENCE
OSC
S
Q COMPARATOR
R
BAND GAP
8 EN
7 CX
6 GND
+ 5 VFB
–