Parts List - Yamaha Portatone PSR 1000 Service Manual

A B C
PSR-1000 OVERALL CIRCUIT DIAGRAM ( DM1/2, INV )
1
to AM-CN106
DM
2
INV
3 V420040
ATTENTION
High Voltage
4
to PN1-CN1
5
to MKS5F-CN1
6
to AM-CN300
7
Floppy Disk Drive
8
9
LCD
10
Note: See parts list for details of circuit board
to AM-CN303
component parts.
11
: Mylar Capacitor
: Ceramic Capacitor
: Metal Oxide Film Resistor
12
PSR-1000
A B C
D E F
(IC201,202-14p, IC205-12p, IC206-12p)
(IC203-26p, IC207-12p)
1/2
(IC303-4,10p, IC911-4p)
(IC308-1p, IC310-2p)
(IC308-15p, IC310-1,9p)
DC-DC (CN600-22p)
REGULATOR +3.3V SYSTEM RESET (CN600-21p)
CONVERTER
(IC100-193p, IC201-16p,
IC202-16p)
COMPARATOR
(IC200-19p)
(IC200-67p)
(IC911-5p)
(IC200-18p)
(IC911-3p)
(IC100-207p) (IC911-8p)
(IC300-7p)
(CN906-1p)
NAND
(CN109-11p)
(CN500-14p)
BUFFER
BUFFER
(IC911-18p)
(IC911-17p)
(IC100-171p)
(IC100-166p)
AND
(IC100-169p)
(IC100-203p)
(IC100-172p)
(IC100-166p)
(IC100-118p) (IC100-200p)
(IC100-199p)
(IC911-15p)
FDC
SRAM 256K
(IC301-7p)
LCDC
(IC100-119p)
(IC911-15p)
INVERTER
D E F
G H I J
(IC301-9p, IC200-17p)
(IC201-54p, IC202-54p, IC203-28p, IC205-14p, IC206-14p, IC-207-14p, IC911-6p)
(IC201-15p, IC202-55p, IC203-11p, IC911-7p)
(IC911-9p)
(IC100-91p)
CPU
(IC100-164p)
(IC100-110p)
(IC100-100p)
(IC100-107p)
(IC100-88p)
(IC100-89p)
(IC100-113p)
(IC100-90p)
AND
(CN600-23p)
(IC100-100p)
(IC100-100p)
(IC100-102p)
(IC100-101p)
(IC100-102p)
BUFFER BUFFER
BUFFER
(IC911-14p)
(IC911-11p)
(IC308-6p)
(IC100-114p)
(IC100-100p)
BUFFER BUFFER BUFFER
(IC911-15p)
(IC911-14p)
(IC911-11p)
G H I J
K L M
FRASH ROM 32M
PROGRAM-L
SDRAM 64M
(IC100-96p)
(IC100-96p)
(IC100-88p)
(IC100-90p) (IC100-156p)
(IC100-89p)
(IC100-93p)
(IC100-108p) (IC001-4p)
(IC100-162p)
(IC100-106p)
(IC100-99p)
(IC100-105p)
(IC100-92p)
PROGRAM-L ROM:
IC205 (MASK) or
IC201 (FLASH) installed
FRASH ROM 32M
PROGRAM-H
(IC100-96p)
(IC100-96p)
(IC100-88p)
BUFFER
(IC100-156p)
(IC001-4p)
(CN102-2p)
(CN102-3p)
(IC204-26p)
(IC204-11p)
(IC801-1p)
(IC300-3p, IC500-10p, IC700-24p, IC914-13p)
(IC204-28p, IC300-4p, IC500-13p, IC801-152p)
(IC300-5p, IC500-14p, IC801-151p)
DECODER
(IC100-101p)
(IC100-102p)
(IC500-19p)
(IC801-150p)
(IC300-6p)
DAC
(IC801-158p)
(IC801-160p)
(IC801-164p)
(IC801-163p)
(IC911-15p)
K L M
N O P Q
PSR-1000
FRASH ROM 64M
STYLE/PARA
(IC100-89p)
(IC100-88p)
(IC100-98p)
(IC100-88p)
(IC100-88p)
(IC100-98p)
(IC100-89p)
STYLE/PARA ROM: IC207 (MASK) or IC203 (FLASH) installed
FRASH ROM 4M
DATA STORAGE
(IC100-89p)
(IC100-88p)
(IC911-13p)
(IC911-14p)
(IC911-16p)
PROGRAM-H ROM:
IC206 (MASK) or
IC202 (FLASH) installed
ADDRESS BUS
DATA BUS
to DM 2/2 : H-4 (PSR-1000)
to DM 2/2 : H-4
(PSR-1000)
(IC100-206p)
(IC100-103p)
(IC100-104p)
to PN1-CN2
Transistor
Array
DECODER
OP AMP
(IC100-116p)
to AM-CN103
OP AMP
REGULATOR +5V
28CC1-8819916
6
PSR-1000
N O P
Q
1
2
3
4
5
6
7
8
9
10
11
12