Roche 91 Series - SBC PCB - Power Supply - 9180, 9181

Roche Diagnostics April 2007
Service manual · Version 2.0 A-57
91xx pH/Electrolyte Analyzers 5 Electronic diagrams
Electronic diagrams
SBC PCB - power supply - 9180, 9181
Figure A-22 SBC PCB - power supply - 9180, 9181
+24V
V-
PRINTVCC
TP5
1
C20 0.1uF
1 2
C24 0.1uF
1 2
C1 0.1uF
12
VCC
FAST/SLOW-
C21 0.1uF
1 2
C65 0.1uF
12
TP2
1
D2 LED
2 1
TP4
1
TP1
1
C17 0.1uF
12
C18 0.1uF
12
C22 0.1uF
1 2
C23 0.1uF
1 2
C72 0.1uF
12
G
V-
F5 0.300AT
1 2
Q7 MJE800
C19 0.1uF
1 2
R8 1.2K
1 2
C3 0.1uF
12
+5VA
R2 1.8K
12
TP6 TP
1
A
ZHLDR5 FUSEHOLDER
P+24V
U1 LM317
3 2
1
VIN VOUT
ADJ
R10 220
1 2
D1 LED
2 1
F2 1.6AT
1 2
"+5VA"
+
C27 10uF/16V
12
PVCC
C8 0.1uF
12
TP7 TP
1
C12 0.1uF
12
"-12V/F4"
"-5VA"
+VS
R4 180
12
ZHS1 HEATSINK
C7 0.1uF
12
R103 1K
1 2
C73 0.1uF
12
C13 0.1uF
12
C67 0.1uF
12
+
C25 470uF/25V
1 2
"+24V/F3"
"0.300AT"
PRINTVCC
+
C64 1000uF/16V
12
C9 0.1uF
12
C68 0.1uF
12
R7 560
1 2
C74 0.1uF
12
PVCC
P+12V
C69 0.1uF
12
C70 0.1uF
12
"+5V/F2"
"0.300AT"
C75 0.1uF
12
V+
D5 LED
2 1
F3 1.25AT
1 2
TP8 TP
1
+
C29 2200uF/50V
12
C71 0.1uF
12
LAMP+
"+5V/F1"
"1.25AT"
U2 LM7905
2 3
1
VIN VOUT
C
F1 2AT
1 2
C11 0.1uF
12
R6 560
1 2
R9 220
1 2
ZD5015
SCHEMATIC, MAIN BOARD 9180 / 9181
411Monday , May 03, 1999
Tit le Size Document Number Rev Date: Sheet
of
C14 0.1uF
12
"GND"
"1.6AT"
-5VA
ZHLDR1 FUSEHOLDER
ZFST-U2 FASTENER1
C5 0.1uF
1 2
TP3
1
C10 0.1uF
12
+
C26 470uF/25V
12
Q1 2N3904
"+12V"
"2AT"
+
C30 2200uF/16V
12
R5 3.9/10W
1 2
C4 0.1uF
12
C6 0.1uF
12
+24V
R1 1K
1 2
+
C28 10uF/16V
1 2
ZHLDR3 FUSEHOLDER
VCC "-12V"
D4 LED
21
F4 0.300AT
1 2
P-12V
U3 LM7805
1 3
2
VIN VOUT
C
-5VA
"+24V"
D3 LED
2 1
C15 0.1uF
12
"+12V/F5"
D6 ICTE.5
2 1
LAMPEN
ZHLDR2 FUSEHOLDER
"+5V"
ZHLDR4 FUSEHOLDER
C16 0.1uF
12
C66 0.1uF
12
+5VA
V+
R3 1.2K
12
C2 0.1uF
1 2
ZFST-U3 FASTENER1
"+22V/12V"