Pioneer KEH-P2030 Service Manual - Page 13

Keyboard Unit - electronics

Page 13 highlights

5 6 7 8 A IP BUS CN400 1 5 8 7 11 Q351 Q350 CN350 1 LCH REAR OUT 3 GND BUS + BUS SWDB BUSL + BUSL - ELECTRONIC VOLUME POWER AMP B CN600 6 IN4-L 5 IN4+L 2 IN1L 11 IC300 OUT_RL PML010A 10 OUT_FL 7 15 IN3 RL IC500 9 TDA7384(UC) 11 IN1 FL TA8277H(ES) 17 4 FL5 FL+ 6 RL+ 4 IN3L 4 STB 19 7 RL- MUTE VCC1 VCC2 Q400 B.U14V 22 6 20 1 GND B.U14V Q401 RESET Q500 Q602 IP-BUS 6 5 DRIVER IC2 2 PST3434UL B.U5V Q605 B.U5V 16 BU C IC400 1 Q501 Q603 HA12187FP B.U5V 12 17 61 58 60 B.U14V Q606 Q600 TX RX ASENB0 RESET 5 MUTE 5 30 ST 54 SYSPW 69 X2 Q607 Q604 IC600 1 TPD1018F 11 B.REM COM9V ILL+B 29 6 SD 70 X1 76 D SL IC1 000974490 66 BSENS SYSTEM CONTROLLER 55 B.REM 36 SW5V Q601 10 ACC 53 MOTOR 65 ASENS FFREW SWVDD 46 TAPE IN B KEYBOARD UNIT 48 39 CN800 CN900 DGND 2 7 E 8 22 XO IC900 PD6340A 23 XI Q800 B.U5V 56 VDD SW5V 36 ILLGND 81 LCD KEY MATRIX F KEH-P2030/XM/UC 13 5 6 7 8

  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10
  • 11
  • 12
  • 13
  • 14
  • 15
  • 16
  • 17
  • 18
  • 19
  • 20
  • 21
  • 22
  • 23
  • 24
  • 25
  • 26
  • 27
  • 28
  • 29
  • 30
  • 31
  • 32
  • 33
  • 34
  • 35
  • 36
  • 37
  • 38
  • 39
  • 40
  • 41
  • 42
  • 43
  • 44

13
5
6
7
8
F
E
D
C
B
A
5
6
7
8
KEH-P2030/XM/UC
CN400
BU
1
3
CN350
GND
LCH
Q351
Q350
Q500
B.U14V
22
6
20
MUTE
VCC1
VCC2
4
FL-
ACC
CN600
5
6
7
1
FL+
RL+
RL-
GND
16
Q603
Q602
B.U5V
Q501
B.U5V
Q606
Q607
B.U14V
Q604
COM9V
ILL+B
IC2
PST3434UL
RESET
B.U5V
1
2
IC600
TPD1018F
1
11
5
B.REM
Q600
Q601
10
6
29
76
17
61
58
60
5
54
69
70
66
55
65
30
Q800
B.U5V
2
8
CN800
DGND
ILLGND
ST
SD
SL
MUTE
SYSPW
X2
X1
BSENS
B.REM
ASENS
TX
RX
ASENB0
RESET
3
SW5V
7
1
6
39
SWVDD
KEYBOARD UNIT
Q605
000974490
SYSTEM CONTROLLER
Q400
Q401
B.U14V
IC300
PML010A
ELECTRONIC VOLUME
1
8
7
11
BUS +
BUS -
SWDB
BUSL +
IC400
HA12187FP
6
5
5
1
2
6
5
2
4
36
IN4-L
IN4+L
IN1L
IN3L
SW5V
11
10
OUT_RL
OUT_FL
BUSL -
IC500
TDA7384(UC)
POWER AMP
15
IN3 RL
11
IN1 FL
4
STB
TA8277H(ES)
7
9
17
19
IC900
PD6340A
CN900
8
56
VDD
LCD
KEY MATRIX
B
53
46
MOTOR
TAPE IN
FFREW
48
IP-BUS
DRIVER
IC1
22
23
XO
XI
IP BUS
REAR OUT