Schematics & PCB Assemblies
119
40-5648-51B
Main Board / DC-DC Converter -- Continued
3
2
1
POWER ON RESET
LOGIC_SPLY_5V
C90 0.01UF 10% X7R 50 V 0805
U43
GND
RESET
VCC
MAX809
TP139
RESET# {2}
LGND
MAX809LEURT SOT23
{5} LCD_CONTRAST_ADJ
LGND
LGND
LGND
LGND
LGND
LGND
LGND
LGND
LGND
C121 0.01UF 10% X7R 50 V 0805
5
6
R140 20.0KOHM 1% 1/10 W 0805
9N82
9N83
7
TP336
TP315
U1B
R144 4.99KOHM 1% 1/10 W 0805
–
+
OP296HRU TSSOP8
C111 0.22UF 10% X7R 25 V 1206
R131 49.9KOHM 1% 1/10 W 0805
TP294
LCD CONTRAST SUPPLY
LCD_CONTRAST {13}
OP296
LOGIC_SPLY_5V
R143 15.0KOHM 1% 1/10 W 0805
C52 0.01UF 10% X7R 50 V 0805
R16 2.0KOHM 1% 1/10 W 0805
9N3
TP295
3
2
LOGIC_SPLY_5V
8
4
1
–
+
TP426
U1A
+
–
OP296
C57 0.1UF 10% X7R 50 V 1206
C117 0.1UF 10% X7R 50 V 1206
OP296HRU TSSOP8
TP361
TP354
9N43
1
VNEG_SPLY
TP362
9N44
LOGIC_SPLY_5V
TP121
{2} ASYNC_BATTERY_DATA
BATTERY DATA DETERMINATION
BATTERY_DATA {8}
R89 4.7KOHM 5% 1/10 W 0805
R88 130OHM 5% 1/10 W 0805
R90 18KOHM 5% 1/10 W 0805
LCD BACKLIGHT DRIVER
TP375
LCD_BACKLIGHT_DRV# {13}
3
2
Q38 2N7002-T1 SOT23
R18 24OHM 5% 1/8 W 1206
TP353
LOGIC_SPLY_5V
6
U36
C56 0.1UF 10% X7R 50 V 1206
7
TP84
+
C38 22UF 10% TANT 25 V SMT_D
POSITIVE SUPPLY
NEGATIVE SUPPLY
VPOS_SPLY
VNEG_SPLY
4
TP345
TP308
C60 22UF 10% TANT 25 V SMT_D
+
5
MAX865EUA SO8
V–
V+
C1–
C1+
C2+
C2–
V IN
GND
1
+
9N157
C37 22UF 10% TANT 25 V SMT_D
TP70
TP45
8
9N162
9N109
2
+
C44 22UF 10% TANT 25 V SMT_D
9N107
TP380
TP379
3
MAX865EUA
Summary of Contents for Medfusion 3000 Series
Page 1: ...s Medfusion 3000 Series Technical Service Manual ...
Page 2: ...Table of Contents ii 40 5648 51B ...
Page 20: ...Introduction 14 40 5648 51B ...
Page 32: ...Scheduled Maintenance 26 40 5648 51B ...
Page 80: ...Troubleshooting 74 40 5648 51B ...
Page 116: ...Calibration Adjustment 110 40 5648 51B ...
Page 160: ...Assembly Drawings Parts Lists 154 40 5648 51B Case bottom assembly Medfusion 3500BC ...
Page 162: ...Assembly Drawings Parts Lists 156 40 5648 51B Case top assembly w plunger ...
Page 164: ...Assembly Drawings Parts Lists 158 40 5648 51B Case top assembly without plunger ...
Page 172: ...Assembly Drawings Parts Lists 166 40 5648 51B Accessories parts list Poleclamp assembly ...
Page 182: ...Index 176 40 5648 51B ...
Page 183: ......