Ic Signal Name - Sharp UX-4000M - UX 4000 B/W Laser Printer Service Manual

[2] IC signal name

CONTROL PWB UNIT
IC5:VHISH7041/28A(SH7041)
PA23/WRHH
PE14/TIOC4C/DACK0/AH
PA22/WRHL
PA21/CASHH
PE15/TIOC4D/DACK1/IRQOUT
VSS
PC0/A0
PC1/A1
PC2/A2
PC3/A3
PC4/A4
VCC
PC5/A5
VSS
PC6/A6
PC7/A7
PC8/A8
PC9/A9
PC10/A10
PC11/A11
PC12/A12
PC13/A13
PC14/A14
PC15/A15
PB0/A16
VCC
PB1/A17
VSS
PA20/CASHL
PA19/BACK/DRAK1
PB2/IRQ0/POE0/RAS
PB31/IRQ1/POE1/CASL
PA18/BREQ/DRAK0
PB4/IRQ2/POE2/CASH
VSS
PB5/IRQ3/POE3/RDWR
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
QFP-144
Fig. 3
8 – 4
UX-4000MU
FO-2950MU/C
108 RES(VPP)
107 PA15/CK
PLLVSS
106
105 PLLCAP
104 PLLVCC
103 MD0
102 MD1
101 PA17/WAIT
100 PA16/AH
VCC
99
98 NMI
97 MD2
96 EXTAL
95 MD3
94 XTAL
93 VSS
92 PD0/D0
91 PD1/D1
90 PD2/D2
89 PD3/D3
88 PD4/D4
87 VSS
86 PD5/D5
VCC
85
84 PD6/D6
83 PD7/D7
82 PD8/D8
81 PD9/D9
80 PD10/D10
79 VSS
PD11/D11
78
77 VCC
76 PD12/D12
75 PD13/D13
74 PD14/D14
73 PD15/D15