E-600 July, 1999 U T S R Q P O N M L K J I H G F E D C B A 1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 BLOCK DIAGRAM KEYBOARD 1 4 2 IN OUT THRU 5 3 1 4 2 OUTPUT MIDI 5 3 1 4 5 3 2 SQUELCH CONTROL Q3,Q4,Q5 DAMP SWITCH SOST SOFT SWITCH SWITCH PHONES L/M R PEDALS Q1 VPP CNT IC50 MATRIX SWITCH MATRIX LED DRIVER LATCH :2 IC52 A[0-13] EMPHASIS PRE BUFFER 8 7 3 2 4 5 1 IC4,IC5 IC5 11 Q1-Q11 A[0-5,19-21] 3 1 DRIVER SH GA [0-8] XECS 2 IC6,IC7 IC8,IC9 SS[0-3] LS[0-3] XSSEN LLCK PD[0-7] 20MHz 10MHz XRST 3 1 2 INVERTER BOARD DECODER DECODER CKIN CKOUT XRST D[0-15] ADD I/O R,C IC8 BUFFER 8 7 3 2 4 5 1 MIKE_INPUT INVERTER ENCA ENCB PWM1 TONE GEN.
XXPCS0,1 RAS-CAS EFFECT DRAM IC6 MIKE LEVEL 1 4 2 A B E N ENCODER IC65,Q7,Q8 CONTROL CONTRAST IC61 XCS XRST EA ED OUTPUT BOARD 320X240 LCD LCD CONTROL BOARD LCD CNTR XCS XRES OSC1 MIXER IC2 IC62 SRAM VIDEO A D VD VA D[0-7] IC18 CK BCKB OUTP1 BCKC SDOC A0 CONTROL TOUCH IC1,Q1,2,3,4 DAC I/V LPF IC3 I/V MAIN BOARD IC12 LPF IC42 MODULATION BENDER & BUFF. IC1 IC2 CONTROL REV-BAL BUFF. VR2,VR3 CONTROL BOARD CONTROL VOLUME VR4 CONTROL BRILLIANCE VR1 IC10 BUFFER POW.
AMPLIFIER BOARD IC3 +17V POW +5V DIG -12V ANG +12V ANG +5V LCD AC INLET +5V FLOPPY DRIVER RELAY Q1,Q2 AMP R IC6 AMP POWER SUPPLY SWITCHING 4 2 3 1 RELAY L 1 2 1 2 POWER SWITCH SPEAKER R TWETEER R SPEAKER L TWETEER L 7 DAMP SOST SOFT IN OUT THRU SWITCH SWITCH SWITCH PHONES R L/M MIKE LEVEL OUTPUT BOARD 2 2 2 4 5 4 5 4 5 1 3 1 3 1 3 IC4 IC5 1 3 2 1 3 2 1 3 2 1 5 4 2 3 7 8 1 3 2 1 3 2 1 5 4 2 3 7 8 PHOTO BUFFER BUFFER IC1 Q2 Q1 IC6 BUFFER SQLC SQLC BUFFER IC2 +5V IC7 +27V BUFFER IC8,IC9 IC3 IC10 Q3,Q4,Q5 MIXER STEP_UP RESET MUTING S CQ OU NE TL RC OH L BUFFER Y 0 Y1 X0 MUX IC24 0 Y1 X0 MUX 5 1 Q2 SQLC Q1 IC6 SQLC BUFFER SQLC SQLC BA VOLVO A/D&D/A SYCKWSBCKDA A ESP DRAM ADD I/O R,C MCKLRCK BCKDA AD EA ED R-CAS OSC ESP TRR[0..5] TRS[0..5] A[0-13] D[0-7] XCS XRST +5V LCD SWITCHING +12V ANG -12V ANG POWER SUPPLY +5V DIG +17V POW 1 XRST 10MHz 20MHz ADDRESS BUS DATA BUS CS BUS XCS4 XCS2 XECS [0-8] CKIN CKOUT XRST D[0-7] PORT1 SH GA PWM1 SS[0-3] ENCA PD[0-7] LS[0-3] ENCB A[0-5,19-21] LLCK XSSEN 1 4 A 2 B