Details Of Self-Diagnostic Function Menu; Version - Yamaha R-S700 Service Manual

● Details of Self-Diagnostic Function menu

1. VERSION

The firmware version and checksum values are displayed.
The checksum is obtained by adding the data at every 8-bit and expressing the result as a 4-figure hexadecimal
notation.
*
Numeric values in the figure are given as reference only.
V e r : E 0 6
S u m : D 8 0 2
S R V E R . A 0 0 1
R 7 ( 0 2 0 ) U ( 0 1 8 )
V e r i f y 2 5 5
1-1. FIRMWARE VERSION
The firmware version of the microprocessor (IC502 on FUNCTION P.C.B.) is displayed.
1-2. FIRMWARE CHECKSUM
The checksum value of the microprocessor (IC502 on FUNCTION P.C.B.) is displayed.
1-3. SIRIUS VERSION (U model)
The firmware version of the SIRIUS is displayed.
1-4. MODEL/DESTINATION
The model name and destination are displayed.
Destination
Destination
A/D conversion value (5.0 V=255)
Model
Model name
A/D conversion value (5.0 V=255)
1-5. VERIFY
Not for service.
U C R
9 – 25 26 – 43 44 – 67
R7 (R-S700)
9 – 25
R-S700
A G
128 – 158 187 – 210
23