HP35 key locations

Revision History
Revision 1.02007-09-01T20:38:54ZDaveP

Initial release

Revision 1.12007-09-01T20:38:54ZDaveP

Added MEM, Greek letters

Revision 1.22007-09-02T12:04:04ZDaveP

Added colours

Revision 1.32007-09-03T13:07:26ZDaveP

Added overlaid image and moved to docbook v5


© Dave Pawson 2007

In an attempt to find my way round the keyboard of the HP 35s, I've drawn up a list of the keytop markings, using a rough A-H, 1-6 matrix.

Find the key you are looking for in the darker column, the location shows where it might be found. A1 is top left, H5 is the bottom right key.

It is now encoded in unicode for the non ASCII characters, and uses colours for the shifts

Table 1. Keytop mappings, HP35S keys
Key Loc Key Loc Key Loc Key Loc
! H4 % E5 %CHG E5 () D4
(I) H2 (J) H3 +/- D2 , H2
->°C E2 ->cm F4 ->DEG E4 ->°F E2
->gal G3 ->HMS E3 ->IN F4 ->kg F2
->kM F3 ->lb F2 ->MILE F3 ->RAD E4
->| G3 /c H3 1/x C6 10x c6
<- D5 <=ENG D3 = D2 [] D4
A A1 ABS D2 ACOS C2 ARG B4
ASIN C1 ATAN C3 B A2 BASE G2
C A3 C H1 CLEAR D5 Const B6
cos C2 D A4 DISPLAY B5 DSE A2
E B2 E D3 ex C6 ENG=> D4
enter D1 eqn E1 F B3 FDISP H3
flags A5 FN= A1 G B4 gto A2
H C1 HMS-> E3 HYP C1 i B4
I C2 INPUT B3 integral(∫) E1 INTG C3
ISG A2 J C3 K C4 L C5
L.R G5 LASTx D1 LBL A3 LN C5
LOG C5 LOGIC G2 M C6 MEM B5
mode A4 N D2 nCr F5 nPr F5
O D3 OFF H1 ON H1 P D4
PI(π) C2 PRGM A1 PSE B3 Q E1
R E2 r/s A1 R↑ B2 RAND G4
rcl B1 RND D3 RTN A3 R↓ B2
S E3 S,sigma(σ) H5 SEED G4 shL F1
SHOW D1 shR G1 sin C1 SOLVE E1
SPACE H2 sqrt(√x) C4 STO B1 SIGMA(Σ+) H4
SIGMA(Σ-) H4 SUMS G5 T E4 tan C3
theta(θ) B4 U F2 UNDO D5 V F3
VIEW B2 W F4 X G2 x≶ B1
x⇔y B3 x?0 A4 x?y A4 x2 C4
xBar(x̄),yBar(ȳ) H5 xeq A3 X√Y C4 Y G3
yx C5 Z G4

 

 

 

 

Image of hp35s with matrix overlay, A1 .. C6 and E1 .. H5

Overlaid image of the HP35s, with the cells labelled A1 .. c6 and E1 .. h5