707svc 03

ST«t

LCD Driver

HD61602

Pm configuration {Top Vicw)

CASING

2201064700 PCB	Top Panel
7313604000	Volcing Board	(pcb 2291098102)
7313605000	Volurae Board	(pcb 2291098002)
LCD
15029418 IC	LCD	LP-191A-C

Program ROM

15179720 HNA827i28G-25 NHOS EPROM

PARTS sjst

EXCLUSIVE PARTS

(Ver.O SN460100-504399)

(Ver.I SN504400-519599) or

15179660    HN613128PE95    CMOS MASK ROM

(Ver.I SN519600-533099) or

15179692    HN613128PG24    CMOS MASK ROK

(Ver.2 SN533100-up)

UPWARD COMPATIBILITY Ver.O

In Pattern PLAY modę -- Selecting a pactern from dlfferent scalę while repeaiing STOP and START or CONTINUE sometines leads Co Power-ON iniclallzation.

ROMs of Ver. 1 always run che ncw pattern ac Che beglnnlng of a measure.

Ver. 1

Uhen che unit ls used as a Master — Repctltlons of STOP and CONTINUE morę chan 30 tlraes would cause generaclon of a redundant MIDI clock $F8.

When che unie ls used as a Slave — Will miss a MIDI IN clock when STOP slgnal follows che Clock wlthln los.

MASK ROM of Ver.2 cures chls problem.

For a replaceoent Ver.2 or up ls recommendable. tfao +    ADHIfc L T H'^ł “ ✓ t    * U*.

Sound ROM

15179661 15179662 15179663 15179664 CASING	HN61256PC-71 HN61256PC-72 HN61256PC-73 HN61256PC-74	CMOS MASK ROM BD1/2, SD1/2, LT, MT CMOS MASK ROM HT, Open/Closed H.H, Rio. Cow HCP, Taobourlne CMOS MASK ROM Crash Cymbał CMOS MASK ROM Ride Cymbał
2201066400	Top Panel
PCB
7313804000	Voicing Board	(pcb 2292018900)
7313805000	Voluoe Board	(pcb 2292019000)
LCD
15029422	LCD	LP-191B-C
IC
Prograo ROM
15179719	HN482 7l28C-25	NMOS EPROM
Sound ROM
15179694	HN61256 PC-79	CMOS mask ROM

Hl/LOW B0NC0, Ml CONCa LOW CONCA, HI TIMRAI.K