Yamaha PSR-1500 Service Manual page 31

AK4393VF-E2 (XW029A00) DAC
PIN
NAME I/O
NO.
1 DVSS - Digital ground
2 DVDD - Digital power supply
3 MCLK I Master clock
4 /PD I Power down mode
5 BICK I Audio serial data clock
6 SDATA I Audio serial data input
7 LRCK I L/R clock
8 SMUTE//CS I Soft mute
9 DFS I Double speed sampling mode
10 DEM0/CCLK I
De-emphasis enable
11 DEM1/CDTI I
12 DIF0 I
13 DIF1 I Digital input format
14 DIF2 I
MPD6S004S (X4404A00) DC-DC CONVERTER
PIN
NAME I/O
NO.
1 VIN I
2 VIN I Input voltage
3 VIN I
4 GND -
5 GND -
Ground
6 GND -
7 GND -
8 VOUT33 O
9 VOUT33 O
10 VOUT33 O Output voltage +3.3V
11 VOUT33 O
12 VOUT33 O
13 No. pin -
14 GND -
15 GND -
Ground
16 GND -
FUNCTION
FUNCTION
PIN
NAME I/O
NO.
15 BVSS - Substrate ground
16 VREFL I Low level voltage reference
17 VREFH I High level voltage reference
18 AVDD - Analog power supply +5 V
19 AVSS - Analog ground
20 AOUTR- O Rch negative analog output
21 AOUTR+ O Rch positive analog output
22 AOUTL- O Lch negative analog output
23 AOUTL+ O Lch positive analog output
24 VCOM O Common voltage output
25 P//S I Parallel/serial select
26 CKS0 I
27 CKS1 I Master clock select
28 CKS2 I
PIN
NAME I/O
NO.
17 GND -
18 GND - Ground
19 GND -
20 VOUT5 O
21 VOUT5 O
22 VOUT5 O Output voltage +5V
23 VOUT5 O
24 VOUT5 O
25 GND -
26 GND -
Ground
27 GND -
28 GND -
29 VIN I
30 VIN I Input voltage
31 VIN I
PSR-1500/PSR-3000
DAC1A: IC301
FUNCTION
AM: IC095
FUNCTION
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