Sony HAP-S1 Service Manual page 82

HAP-S1
IC103 BD2231G-TR
VIN 1
UNDER-VOLTAGE
LOCKOUT
GND 2
CHARGE
EN 3
OVER-CURRENT DELAY
PROTECTION COUNTER
– DAC Board –
IC403 MM1836A50NRE
CONT 1 BIAS
–
+
VOLTAGE
REFERENCE
GND 2
NC 3
IC405 PCM1795DBR
ZEROL 1
ZERO
DETECT
ZEROR 2
MSEL 3
LRCK 4
DATA 5
BCK 6
SYSTEM
AUDIO
CLOCK
SCL 7
DATA INPUT
MANAGER
I/F
FUNCTION
DGND 8
CONTROL
VDD 9
I/F
MS 10
MDI 11
MC 12
MDO 13
RST 14
82
5
/EN
THERMAL
PUMP SHUTDOWN
4
5 VIN
CURRENT
LIMIT
REGULATOR
4 VOUT
THERMAL
SHUTDOWN
ADVANCED
x8
SEGMENT
OVERSAMPLING
DAC
DIGITAL FILTER
MODULATOR
AND
FUNCTION
CONTROL
POWER SUPPLY
VOUT
/OC
IC404, 413, 414 NJM2871BF33-TE2
5
BANDGAP
REFERENCE
1 2
CURRENT
SEGMENT
DAC
BIAS
AND
VREF
CURRENT
SEGMENT
DAC
4
THERMAL
PROTECTION
3
28 VCC2L
27 AGND3L
26 IOUTL–
25 IOUTL+
24 AGND2
23 VCC1
22 VCOML
21 VCOMR
20 IREF
19 AGND1
18 IOUTR–
17 IOUTR+
16 AGND3R
15 VCC2R