HP 4 Plus Manual

							Figure A-26a Duplex Switchback Assembly (1 of 2)
Duplexer   A -35 
						

							Figure A-26b Duplex Switchback Assembly (2 of 2)
A -36  Duplexer  
						

							Ref Part # NotesDescription
1 RA2-2083-000CN LJ4+/5 Static Eliminator
2 RA2-2087-000CN LJ4+/5
Deflector Linkage
3 RA2-2094-000CN LJ4+/5 Upper Feed Guide
4 RA2-2095-000CN LJ4+/5 Lower Feed Guide
5 RA2-2112-000CN LJ4+/5 Cable Cover
6 RA2-2116-000CN LJ4+/5
Stepped Screw 3 By 6.9 (Qty 2)
7 RA2-2119-000CN LJ4+/5 Paper Deflector
8 RF1-3806-000CN LJ4+/5 Holding Tray Linkage
9 RF1-3808-000CN LJ4+/5 Switchback Solenoid (SL1)
10 RF1-3811-000CN LJ4+/5
Paper Feed Guide
11 RA2-2118-000CN LJ4+/5 Paper Roller Shaft
12 RS1-0589-000CN LJ4+/5 Gear 22T (Qty 2)
13 RA2-2088-000CN LJ4+/5 Switchback Guide
14 RA2-2089-000CN LJ4+/5
Roller Holder (Qty 4)
15 RA2-2093-000CN LJ4+/5 Roller (Qty 4)
16 RA2-2090-000CN LJ4+/5 Switchback Deflector
17 RS1-2411-000CN LJ4+/5 Roller Holder Spring (Qty 4)
18 RS1-2412-000CN LJ4+/5
Deflector Spring (Qty 4)
19 RA2-2102-000CN LJ4+/5 Guide Roller (Qty 3)
20 RA2-2124-000CN LJ4+/5 Roller Shaft
21 RG1-3529-000CN LJ4+/5 Switchback Sensor Cbl
22 RF1-3801-000CN
RF1-3814-000CN LJ4+
LJ5 Switchback Stepper Mtr (M2)
23 RH7-2135-000CN LJ4+/5
Switchback Fan (FM1)
24 RS1-0590-000CN LJ4+/5 Gear 32T (Qty 2)
Table A-26 Duplex Switchback Assembly
Duplexer   A -37 
						

							Ref Part # NotesDescription
25 RS1-0591-000CN LJ4+/5 Gear 39T/22T (Qty 2)
26 RS1-0592-000CN LJ4+/5
Gear 29T/54T
27 RS1-2408-000CN LJ4+/5 Switchback Tension Spring
28 RS1-2410-000CN LJ4+/5 Deflector Tension Spring
29 RS1-7009-000CN LJ4+/5 Switchback Hinge Pin
30 WG8-5210-000CN LJ4+/5
Photo Interrupter (PS1)
A -38  Duplexer  
						

							B
LaserJet 5/5M/5N Printer
The Combined Service Manual contains information to be used
with the LaserJet4/4+/4M/4M+/5/5M/5N.  In special
circumstances, the information in Chapters 1 and 3 will not
pertain specifically to the LaserJet 5/5M/5N printer (such as the
control panel information).  This Appendix contains the
information that is specific for the LaserJet 5/5M/5N printers.  
The Product Information shows feature comparisons of the
LaserJet 5/5M/5N with the LaserJet 4+/4M+ and a product
compatibility matrix.  Also included in this Appendix are
specifications for the LaserJet 5/5M/5N, Related Documentation,
Safety Information, Control Panel information, Service Mode
instructions, PCL Self Test Printout information, and Infrared
troubleshooting information.  
Please note that if the information you are looking for is not
found in this Appendix, please see Chapters 1 through 8,
Appendix A, or the Service Notes section.
LaserJet 5/5M/5N Printer  B-1 
						

							Product Information
Features HP LJ 4+  HP LJ4M+  HPLJ5 HPLJ5M HPLJ5N
ModelC2037A C2039A C3916A C3917A C3952A
Printer Speed 12 ppm 12 ppm 12 ppm 12 ppm12 ppm
Resolution 300/600 dpi 300/600 dpi 300/600 dpi 300/600 dpi 300/600 dpi
Expandable I/O
Buffer Yes
Yes Yes Yes Yes
Resource
Savings Yes
Yes Yes Yes Yes
MEt YesYes Yes Yes Yes
REt YesYes Yes Yes Yes
Languages Enhanced PCL5Enhanced
PCL5,
Postscript Level 2 HP PCL 6 HP PCL 6,
Postscript Level 2 HP PCL 6
PostScript
Upgradeable C3129A* N/A
C3918AN/AC3918A
Resident Memory 2 MByte 6 MByte 2MByte 4MByte2MByte
Printer Max.
Memory Capacity 66 MByte 50 MByte 66 MByte 52 MByte
66 MByte
Avail able
Memory Slots Four Two **
FourThree Four
PC Tray (Tray 2)
Capacity 250 Sheets 250 Sheets 250 Sheets 250 Sheets 250 Sheets
MP Tray (Tray 1)
Capacity 100 Sheets 100 Sheets 100 Sheets 100 Sheets 100 Sheets
Output Capacity 250 Sheets 250 Sheets 250 Sheets 250 Sheets 250 Sheets
500 Sheet
Optional Feeder C2083D C2083D C3921A C3921A
C3921A
Duplex Option C3157A C3157A C3920A C3920A C3920A
Envelope Feeder C2082B C2082B C3927A C3927A C3927A
Typefaces 45 PCL 45 PCL
 35 Postscript 45 PCL
FontSmart 45 PCL
35 Postscript FontSmart 45 PCL
FontSmart
Table B-1Printer Features
B-2 LaserJet 5/5M/5N Printer 
						

							Product Family Information
The model HP C3916A, C3917A, and C3952A are very similar
from a hardware service standpoint. The models HP C2039A and
C3917A printers add the following features:
•PostScript Level 2 SIMM
•AppleTalk MIO Card
•4 MBytes of RAM (2 MBytes for the C3917A)
The model HP C3952A adds a 10-baseT MIO card to the base
C3916A printer.
In every instance the repair procedures for all LaserJet 4+ and
LaserJet 5 printers products are very similar.
Some LaserJet 4+ accessories are compatible with the LaserJet
5/5M/5N  and some are not. The compatibility chart below may be
used when there is a question of accessory compatibility. 
Features HP LJ 4+  HP LJ4M+  HPLJ5 HPLJ5M HPLJ5N
Interfaces Serial (9 pin) ParallelSerial (9 pin)
Parallel
Local Talk Serial (9 pin)
Parallel
Local Talk Ethernet
Serial Infrared*** Serial (9 pin)
Parallel
Local Talk Ethernet
Serial Infrared*** Serial (9 pin)
Parallel
10-baseT
Serial Infrared***
MIO Slots 1 1 1 1 1
EconoMode Yes Yes Yes Yes Yes
Cartridge Slot Yes Yes No No No
Power Save Yes Yes Yes Yes Yes
Monthly Usage
(pages) Up to 20,000  Up to 20,000  Up to 35,000 Up to 35,000 Up to 35,000
*The PostScript upgrade requires an additional 4 MB SIMM.  
**PostScript & Memory SIMM already occupy 2 slots.
***Requires C2929A IR transceiver pod.
LaserJet 5/5M/5N Printer  B-3 
						

							Accessory Description Work in theLaserJet 4?Work in the
LaserJet 4 Plus? Work in the
LaserJet 5?
C2082A Envelope Feeder  Yes NoNo
C2082B Envelope Feeder  YesYes No
C3927A Envelope Feeder  NoNoYes
C2083A Optional 500 Sheet Feeder Assembly  Yes
NoNo
C2083D Optional 500 Sheet Feeder Assembly  Yes Yes  No
C3921A Optional 500 Sheet Feeder Assembly  No
NoYes
C2085A 250 Sheet Universal PC tray Yes No
No
C2085D 250 Sheet Universal PC tray No Yes
No
C3924A 250 Sheet Universal Tray 2 No
NoYes
C2080A PostScript SIMM  Yes  No No
C3129A PostScript SIMM  NoYes No
C3918A PostScript SIMM  NoNoYes
C3930A Flash SIMM 2 MB NoNoYes
C3931A Flash SIMM 4 MB NoNoYes
C2063A Memory (1 MByte) Yes Yes  Yes
C2064A Memory (2 MByte) Yes Yes  Yes
C2065A Memory (4 MByte)  Yes  Yes Yes
C2066A Memory (8 MByte)  Yes  Yes Yes
C3130A * Memory (1 MByte) NoYes  Yes
C3131A * Memory (2 MByte)  No Yes Yes
C3132A* Memory (4 MByte)  No Yes Yes
C3133A* Memory (8 MByte) NoYes Yes
C3146A * Memory (16 MByte) No Yes Yes
C3157A Duplex Assembly  NoYes No
C3920A Duplex Assembly  NoNoYes
92298A Toner Cartridge YesYesYes
*If HP LaserJet 4 Plus/5 Optional Memory (C3130A, C3131A, C3132A, C3133 or C3146A) is installed in the HP
LaserJet 4, the printer will display a “53.1X.08 ERROR” (X indicates the position of the SIMMs slot). 
Table B-2Product Family Compatibility Matrix
B-4 LaserJet 5/5M/5N Printer 
						

							Identification    
The model number is on a label placed on the outside, rear cover
of the printer. The model number (C3916A, C3917A, or C3952A)
is found at the top of the label. The model number is the base
number for all printers.  
The serial number contains information about the printer. The
serial number Alpha section refers to the Country of Origin, the
Revision Level and the Production Code.  The Numeric section
refers to the production number of the printer. See the following
for information about the production codes.
A typical serial number would consist of: CC R P XXXXXX
Code Meaning
CC  Country of Origin
R   Revision Number - Alphanumeric, no vowels
P  Production Code - Alphanumeric, no vowels
XXX-XXXX Numeric serial number - Numeric, no alphas
Figure B-1 Printer Identification Label for the HP LaserJet
5/5M/5N
LaserJet 5/5M/5N Printer  B-5 
						

							Specifications 
HP LaserJet 5 / 5M / 5N 
DimensionHP LaserJet 5
Width 16.4 in (415mm)
Depth 15.9 in (403 mm)
Height 11.7 in (297 mm)
Weight (with toner cartridge) 37 lbs. (16.8 kg)
Table B-3Printer Dimensions
VoltsFreq Watts (typical)
Printing Standby PowerSave
100 Vac  ± 10%
120 Vac  ± 10% 50/60 Hz 
± 2 Hz
50/60 Hz  ± 2 Hz 290
290
100
10018-24
18-24
220 Vac  ± 10%
240Vac  ± 10% 50/60 Hz 
± 2 Hz
50/60 Hz  ± 2 Hz 290
290
100
10018-24
18-24
Table B-4Power Specifications
B-6 LaserJet 5/5M/5N Printer